| Substance | Relationship Strength | Studies | Trials | Classes | Roles |
|---|
diazepam
Diazepam: A benzodiazepine with anticonvulsant, anxiolytic, sedative, muscle relaxant, and amnesic properties and a long duration of action. Its actions are mediated by enhancement of GAMMA-AMINOBUTYRIC ACID activity.. diazepam : A 1,4-benzodiazepinone that is 1,3-dihydro-2H-1,4-benzodiazepin-2-one substituted by a chloro group at position 7, a methyl group at position 1 and a phenyl group at position 5. | 2.21 | 1 | 0 | 1,4-benzodiazepinone;
organochlorine compound | anticonvulsant;
anxiolytic drug;
environmental contaminant;
sedative;
xenobiotic |
milrinone
[no description available] | 2.31 | 1 | 0 | bipyridines;
nitrile;
pyridone | cardiotonic drug;
EC 3.1.4.17 (3',5'-cyclic-nucleotide phosphodiesterase) inhibitor;
platelet aggregation inhibitor;
vasodilator agent |
papaverine
Papaverine: An alkaloid found in opium but not closely related to the other opium alkaloids in its structure or pharmacological actions. It is a direct-acting smooth muscle relaxant used in the treatment of impotence and as a vasodilator, especially for cerebral vasodilation. The mechanism of its pharmacological actions is not clear, but it apparently can inhibit phosphodiesterases and it may have direct actions on calcium channels.. papaverine : A benzylisoquinoline alkaloid that is isoquinoline substituted by methoxy groups at positions 6 and 7 and a 3,4-dimethoxybenzyl group at position 1. It has been isolated from Papaver somniferum. | 2.31 | 1 | 0 | benzylisoquinoline alkaloid;
dimethoxybenzene;
isoquinolines | antispasmodic drug;
vasodilator agent |
rolipram
[no description available] | 2.31 | 1 | 0 | pyrrolidin-2-ones | antidepressant;
EC 3.1.4.* (phosphoric diester hydrolase) inhibitor |
framycetin
Framycetin: A component of NEOMYCIN that is produced by Streptomyces fradiae. On hydrolysis it yields neamine and neobiosamine B. (From Merck Index, 11th ed). framycetin : A tetracyclic antibacterial agent derived from neomycin, being a glycoside ester of neamine and neobiosamine B. | 3.41 | 1 | 0 | aminoglycoside | allergen;
antibacterial drug;
Escherichia coli metabolite |
2-chloroadenosine
5-chloroformycin A: structure given in first source | 2.17 | 1 | 0 | purine nucleoside | |
cladribine
[no description available] | 2.17 | 1 | 0 | organochlorine compound;
purine 2'-deoxyribonucleoside | antineoplastic agent;
immunosuppressive agent |
coformycin
[no description available] | 3.79 | 3 | 0 | coformycins | EC 3.5.4.4 (adenosine deaminase) inhibitor |
captopril
Captopril: A potent and specific inhibitor of PEPTIDYL-DIPEPTIDASE A. It blocks the conversion of ANGIOTENSIN I to ANGIOTENSIN II, a vasoconstrictor and important regulator of arterial blood pressure. Captopril acts to suppress the RENIN-ANGIOTENSIN SYSTEM and inhibits pressure responses to exogenous angiotensin.. captopril : A L-proline derivative in which L-proline is substituted on nitrogen with a (2S)-2-methyl-3-sulfanylpropanoyl group. It is used as an anti-hypertensive ACE inhibitor drug. | 3.41 | 1 | 0 | alkanethiol;
L-proline derivative;
N-acylpyrrolidine;
pyrrolidinemonocarboxylic acid | antihypertensive agent;
EC 3.4.15.1 (peptidyl-dipeptidase A) inhibitor |
epigallocatechin gallate
epigallocatechin gallate: a steroid 5alpha-reductase inhibitor and antimutagen in green tea (Camellia sinensis). (-)-epigallocatechin 3-gallate : A gallate ester obtained by the formal condensation of gallic acid with the (3R)-hydroxy group of (-)-epigallocatechin. | 3.41 | 1 | 0 | flavans;
gallate ester;
polyphenol | antineoplastic agent;
antioxidant;
apoptosis inducer;
geroprotector;
Hsp90 inhibitor;
neuroprotective agent;
plant metabolite |
clofarabine
[no description available] | 2.17 | 1 | 0 | adenosines;
organofluorine compound | antimetabolite;
antineoplastic agent |
cilomilast
[no description available] | 3.41 | 1 | 0 | methoxybenzenes | |
pentostatin
Pentostatin: A potent inhibitor of ADENOSINE DEAMINASE. The drug induces APOPTOSIS of LYMPHOCYTES, and is used in the treatment of many lymphoproliferative malignancies, particularly HAIRY CELL LEUKEMIA. It is also synergistic with some other antineoplastic agents and has immunosuppressive activity.. pentostatin : A member of the class of coformycins that is coformycin in which the hydroxy group at position 2' is replaced with a hydrogen. It is a drug used for the treatment of hairy cell leukaemia. | 3.79 | 3 | 0 | coformycins | antimetabolite;
antineoplastic agent;
Aspergillus metabolite;
bacterial metabolite;
EC 3.5.4.4 (adenosine deaminase) inhibitor |
vinpocetine
vinpocetine: whole issue of Arzneim Forsch (23 articles) discuss this drug; Arzneim Forsch 26(10a);1976; RN given refers to parent cpd with unspecified isomeric designation | 2.31 | 1 | 0 | alkaloid | geroprotector |
bms 214662
7-cyano-2,3,4,5-tetrahydro-1-(1H-imidazol-4-ylmethyl)-3-(phenylmethyl)-4-(2-thienylsulfonyl)-1H-1,4-benzodiazepine: a farnesyltransferase inhibitor; structure in first source. BMS-214662 : A member of the class of benzodiazepines that is 2,3,4,5-tetrahydro-1H-1,4-benzodiazepine substituted by (1H-imidazol-5-yl)methyl, benzyl, (thiophen-2-yl)sulfonyl, and cyano groups at positions 1, 3R, 4 and 7, respectively. It is a potent inhibitor of farnesyltransferase (IC50 = 1.35nM) which was under clinical development for the treatment of solid tumors. | 3.41 | 1 | 0 | benzenes;
benzodiazepine;
imidazoles;
nitrile;
sulfonamide;
thiophenes | antineoplastic agent;
apoptosis inducer;
EC 2.5.1.58 (protein farnesyltransferase) inhibitor |
roflumilast
[no description available] | 3.41 | 1 | 0 | aromatic ether;
benzamides;
chloropyridine;
cyclopropanes;
organofluorine compound | anti-asthmatic drug;
phosphodiesterase IV inhibitor |
3-(n,n-dimethylsulfonamido)-4-methyl-nitrobenzene
BRL-50481 : A C-nitro compound that is benzene substituted by N,N-dimethylaminosulfonyl, methyl and nitro groups at positions 1, 2 and 5, respectively. It is a phosphodiesterase inhibitor selective for the PDE7 subtype (Ki = 180 nM). | 2.31 | 1 | 0 | C-nitro compound;
sulfonamide;
toluenes | bone density conservation agent;
EC 3.1.4.53 (3',5'-cyclic-AMP phosphodiesterase) inhibitor;
geroprotector |
lisinopril
Lisinopril: One of the ANGIOTENSIN-CONVERTING ENZYME INHIBITORS (ACE inhibitors), orally active, that has been used in the treatment of hypertension and congestive heart failure. | 3.41 | 1 | 0 | dipeptide | EC 3.4.15.1 (peptidyl-dipeptidase A) inhibitor |
ik 682
IK 682: inhibits TNF-alpha converting enzyme; structure in first source | 3.41 | 1 | 0 | hydroxamic acid;
pyrrolidin-2-ones;
quinolines | |
gsk 256066
[no description available] | 3.41 | 1 | 0 | | |
incb3619
INCB3619: ADAM inhibitor; structure in first source | 3.41 | 1 | 0 | | |
tasquinimod
tasquinimod: a lead second generation quinoline-3-carboxamide anti-angiogenic agent for the treatment of prostate cancer; structure in first source | 3.41 | 1 | 0 | | |
zaprinast
zaprinast: anaphylaxis inhibitor; structure | 2.31 | 1 | 0 | triazolopyrimidines | |
bay 60-7550
[no description available] | 2.59 | 2 | 0 | | |
gamma-aminobutyric acid
gamma-Aminobutyric Acid: The most common inhibitory neurotransmitter in the central nervous system.. gamma-aminobutyric acid : A gamma-amino acid that is butanoic acid with the amino substituent located at C-4. | 2.04 | 1 | 0 | amino acid zwitterion;
gamma-amino acid;
monocarboxylic acid | human metabolite;
neurotransmitter;
Saccharomyces cerevisiae metabolite;
signalling molecule |
melatonin
[no description available] | 2.04 | 1 | 0 | acetamides;
tryptamines | anticonvulsant;
central nervous system depressant;
geroprotector;
hormone;
human metabolite;
immunological adjuvant;
mouse metabolite;
radical scavenger |
8-hydroxy-2-(di-n-propylamino)tetralin
8-Hydroxy-2-(di-n-propylamino)tetralin: A serotonin 1A-receptor agonist that is used experimentally to test the effects of serotonin.. 8-OH-DPAT : A tetralin substituted at positions 1 and 7 by hydroxy and dipropylamino groups respectively | 2.04 | 1 | 0 | phenols;
tertiary amino compound;
tetralins | serotonergic antagonist |
gallopamil
Gallopamil: Coronary vasodilator that is an analog of iproveratril (VERAPAMIL) with one more methoxy group on the benzene ring. | 2.04 | 1 | 0 | benzenes;
organic amino compound | |
1,3-dipropyl-8-cyclopentylxanthine
DPCPX : An oxopurine that is 7H-xanthine substituted at positions 1 and 3 by propyl groups and at position 8 by a cyclohexyl group. | 2.04 | 1 | 0 | oxopurine | adenosine A1 receptor antagonist;
EC 3.1.4.* (phosphoric diester hydrolase) inhibitor |
3,4-dichloroisocoumarin
3,4-dichloroisocoumarin : A member of the class of isocoumarins that is isocoumarin substituted by chloro groups at positions 3 and 4. It is a serine protease inhibitor. | 2.04 | 1 | 0 | isocoumarins;
organochlorine compound | geroprotector;
serine protease inhibitor |
amiodarone
Amiodarone: An antianginal and class III antiarrhythmic drug. It increases the duration of ventricular and atrial muscle action by inhibiting POTASSIUM CHANNELS and VOLTAGE-GATED SODIUM CHANNELS. There is a resulting decrease in heart rate and in vascular resistance.. amiodarone : A member of the class of 1-benzofurans that is 1-benzofuran substituted by a butyl group at position 2 and a 4-[2-(diethylamino)ethoxy]-3,5-diiodobenzoyl group at position 3. It is a cardiovascular drug used for the treatment of cardiac dysrhythmias. | 2.04 | 1 | 0 | 1-benzofurans;
aromatic ketone;
organoiodine compound;
tertiary amino compound | cardiovascular drug |
astemizole
Astemizole: Antihistamine drug now withdrawn from the market in many countries because of rare but potentially fatal side effects.. astemizole : A piperidine compound having a 2-(4-methoxyphenyl)ethyl group at the 1-position and an N-[(4-fluorobenzyl)benzimidazol-2-yl]amino group at the 4-position. | 2.04 | 1 | 0 | benzimidazoles;
piperidines | anti-allergic agent;
anticoronaviral agent;
H1-receptor antagonist |
atenolol
Atenolol: A cardioselective beta-1 adrenergic blocker possessing properties and potency similar to PROPRANOLOL, but without a negative inotropic effect.. atenolol : An ethanolamine compound having a (4-carbamoylmethylphenoxy)methyl group at the 1-position and an N-isopropyl substituent. | 2.04 | 1 | 0 | ethanolamines;
monocarboxylic acid amide;
propanolamine | anti-arrhythmia drug;
antihypertensive agent;
beta-adrenergic antagonist;
environmental contaminant;
sympatholytic agent;
xenobiotic |
bay-k-8644
3-Pyridinecarboxylic acid, 1,4-dihydro-2,6-dimethyl-5-nitro-4-(2-(trifluoromethyl)phenyl)-, Methyl ester: A dihydropyridine derivative, which, in contrast to NIFEDIPINE, functions as a calcium channel agonist. The compound facilitates Ca2+ influx through partially activated voltage-dependent Ca2+ channels, thereby causing vasoconstrictor and positive inotropic effects. It is used primarily as a research tool.. Bay-K-8644 : A racemate comprising equimolar amounts of (R)- and (S)-Bay-K-8644. methyl 2,6-dimethyl-5-nitro-4-[2-(trifluoromethyl)phenyl]-1,4-dihydropyridine-3-carboxylate : A pentasubstituted dihydropyridine carrying methoxycarbonyl, 2-(trifluoromethyl)phenyl and nitro substituents at positions 3, 4 and 5 respectively as well as two methyl substituents at positions 2 and 6. | 2.04 | 1 | 0 | (trifluoromethyl)benzenes;
C-nitro compound;
dihydropyridine;
methyl ester | |
verapamil
Verapamil: A calcium channel blocker that is a class IV anti-arrhythmia agent.. verapamil : A racemate comprising equimolar amounts of dexverapamil and (S)-verapamil. An L-type calcium channel blocker of the phenylalkylamine class, it is used (particularly as the hydrochloride salt) in the treatment of hypertension, angina pectoris and cardiac arrhythmia, and as a preventive medication for migraine.. 2-(3,4-dimethoxyphenyl)-5-{[2-(3,4-dimethoxyphenyl)ethyl](methyl)amino}-2-(propan-2-yl)pentanenitrile : A tertiary amino compound that is 3,4-dimethoxyphenylethylamine in which the hydrogens attached to the nitrogen are replaced by a methyl group and a 4-cyano-4-(3,4-dimethoxyphenyl)-5-methylhexyl group. | 2.04 | 1 | 0 | aromatic ether;
nitrile;
polyether;
tertiary amino compound | |
cilostamide
cilostamide: selective inhibitor of cyclic AMP phosphodiesterase & platelet aggregation; structure | 3.12 | 1 | 0 | quinolines | |
cimetidine
Cimetidine: A histamine congener, it competitively inhibits HISTAMINE binding to HISTAMINE H2 RECEPTORS. Cimetidine has a range of pharmacological actions. It inhibits GASTRIC ACID secretion, as well as PEPSIN and GASTRIN output.. cimetidine : A member of the class of guanidines that consists of guanidine carrying a methyl substituent at position 1, a cyano group at position 2 and a 2-{[(5-methyl-1H-imidazol-4-yl)methyl]sulfanyl}ethyl group at position 3. It is a H2-receptor antagonist that inhibits the production of acid in stomach. | 2.04 | 1 | 0 | aliphatic sulfide;
guanidines;
imidazoles;
nitrile | adjuvant;
analgesic;
anti-ulcer drug;
H2-receptor antagonist;
P450 inhibitor |
clonidine
Clonidine: An imidazoline sympatholytic agent that stimulates ALPHA-2 ADRENERGIC RECEPTORS and central IMIDAZOLINE RECEPTORS. It is commonly used in the management of HYPERTENSION.. clonidine (amino form) : A clonidine that is 4,5-dihydro-1H-imidazol-2-amine in which one of the amino hydrogens is replaced by a 2,6-dichlorophenyl group. | 2.04 | 1 | 0 | clonidine;
imidazoline | |
diazepam
Diazepam: A benzodiazepine with anticonvulsant, anxiolytic, sedative, muscle relaxant, and amnesic properties and a long duration of action. Its actions are mediated by enhancement of GAMMA-AMINOBUTYRIC ACID activity.. diazepam : A 1,4-benzodiazepinone that is 1,3-dihydro-2H-1,4-benzodiazepin-2-one substituted by a chloro group at position 7, a methyl group at position 1 and a phenyl group at position 5. | 2.04 | 1 | 0 | 1,4-benzodiazepinone;
organochlorine compound | anticonvulsant;
anxiolytic drug;
environmental contaminant;
sedative;
xenobiotic |
diclofenac
Diclofenac: A non-steroidal anti-inflammatory agent (NSAID) with antipyretic and analgesic actions. It is primarily available as the sodium salt.. diclofenac : A monocarboxylic acid consisting of phenylacetic acid having a (2,6-dichlorophenyl)amino group at the 2-position. | 2.04 | 1 | 0 | amino acid;
aromatic amine;
dichlorobenzene;
monocarboxylic acid;
secondary amino compound | antipyretic;
drug allergen;
EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor;
environmental contaminant;
non-narcotic analgesic;
non-steroidal anti-inflammatory drug;
xenobiotic |
dipyridamole
Dipyridamole: A phosphodiesterase inhibitor that blocks uptake and metabolism of adenosine by erythrocytes and vascular endothelial cells. Dipyridamole also potentiates the antiaggregating action of prostacyclin. (From AMA Drug Evaluations Annual, 1994, p752). dipyridamole : A pyrimidopyrimidine that is 2,2',2'',2'''-(pyrimido[5,4-d]pyrimidine-2,6-diyldinitrilo)tetraethanol substituted by piperidin-1-yl groups at positions 4 and 8 respectively. A vasodilator agent, it inhibits the formation of blood clots. | 3.12 | 1 | 0 | piperidines;
pyrimidopyrimidine;
tertiary amino compound;
tetrol | adenosine phosphodiesterase inhibitor;
EC 3.5.4.4 (adenosine deaminase) inhibitor;
platelet aggregation inhibitor;
vasodilator agent |
valproic acid
Valproic Acid: A fatty acid with anticonvulsant and anti-manic properties that is used in the treatment of EPILEPSY and BIPOLAR DISORDER. The mechanisms of its therapeutic actions are not well understood. It may act by increasing GAMMA-AMINOBUTYRIC ACID levels in the brain or by altering the properties of VOLTAGE-GATED SODIUM CHANNELS.. valproic acid : A branched-chain saturated fatty acid that comprises of a propyl substituent on a pentanoic acid stem. | 2.04 | 1 | 0 | branched-chain fatty acid;
branched-chain saturated fatty acid | anticonvulsant;
antimanic drug;
EC 3.5.1.98 (histone deacetylase) inhibitor;
GABA agent;
neuroprotective agent;
psychotropic drug;
teratogenic agent |
vanoxerine
vanoxerine: structure given in first source. vanoxerine : An N-alkylpiperazine that consists of piperazine bearing 2-bis(4-fluorophenyl)methoxy]ethyl and 3-phenylpropyl groups at positions 1 and 4 respectively. Potent, competitive inhibitor of dopamine uptake (Ki = 1 nM for inhibition of striatal dopamine uptake). Has > 100-fold lower affinity for the noradrenalin and 5-HT uptake carriers. Also a potent sigma ligand (IC50 = 48 nM). Centrally active following systemic administration. | 2.04 | 1 | 0 | ether;
N-alkylpiperazine;
organofluorine compound;
tertiary amino compound | dopamine uptake inhibitor |
1-methyl-3-isobutylxanthine
1-Methyl-3-isobutylxanthine: A potent cyclic nucleotide phosphodiesterase inhibitor; due to this action, the compound increases cyclic AMP and cyclic GMP in tissue and thereby activates CYCLIC NUCLEOTIDE-REGULATED PROTEIN KINASES. 3-isobutyl-1-methylxanthine : An oxopurine that is xanthine which is substituted at positions 1 and 3 by methyl and isobutyl groups, respectively. | 3.56 | 2 | 0 | 3-isobutyl-1-methylxanthine | |
ketanserin
Ketanserin: A selective serotonin receptor antagonist with weak adrenergic receptor blocking properties. The drug is effective in lowering blood pressure in essential hypertension. It also inhibits platelet aggregation. It is well tolerated and is particularly effective in older patients.. ketanserin : A member of the class of quinazolines that is quinazoline-2,4(1H,3H)-dione which is substituted at position 3 by a 2-[4-(p-fluorobenzoyl)piperidin-1-yl]ethyl group. | 2.04 | 1 | 0 | aromatic ketone;
organofluorine compound;
piperidines;
quinazolines | alpha-adrenergic antagonist;
antihypertensive agent;
cardiovascular drug;
EC 3.4.21.26 (prolyl oligopeptidase) inhibitor;
serotonergic antagonist |
loperamide
Loperamide: One of the long-acting synthetic ANTIDIARRHEALS; it is not significantly absorbed from the gut, and has no effect on the adrenergic system or central nervous system, but may antagonize histamine and interfere with acetylcholine release locally.. loperamide : A synthetic piperidine derivative, effective against diarrhoea resulting from gastroenteritis or inflammatory bowel disease. | 2.04 | 1 | 0 | monocarboxylic acid amide;
monochlorobenzenes;
piperidines;
tertiary alcohol | anticoronaviral agent;
antidiarrhoeal drug;
mu-opioid receptor agonist |
2-(4-morpholinyl)-8-phenyl-4h-1-benzopyran-4-one
2-(4-morpholinyl)-8-phenyl-4H-1-benzopyran-4-one: specific inhibitor of phosphatidylinositol 3-kinase; structure in first source | 2.02 | 1 | 0 | chromones;
morpholines;
organochlorine compound | autophagy inhibitor;
EC 2.7.1.137 (phosphatidylinositol 3-kinase) inhibitor;
geroprotector |
milrinone
[no description available] | 3.82 | 3 | 0 | bipyridines;
nitrile;
pyridone | cardiotonic drug;
EC 3.1.4.17 (3',5'-cyclic-nucleotide phosphodiesterase) inhibitor;
platelet aggregation inhibitor;
vasodilator agent |
minoxidil
Minoxidil: A potent direct-acting peripheral vasodilator (VASODILATOR AGENTS) that reduces peripheral resistance and produces a fall in BLOOD PRESSURE. (From Martindale, The Extra Pharmacopoeia, 30th ed, p371). minoxidil : A pyrimidine N-oxide that is pyrimidine-2,4-diamine 3-oxide substituted by a piperidin-1-yl group at position 6. | 2.04 | 1 | 0 | dialkylarylamine;
tertiary amino compound | |
clorgyline
Clorgyline: An antidepressive agent and monoamine oxidase inhibitor related to PARGYLINE.. clorgyline : An aromatic ether that is the 2,4-dichlorophenyl ether of 3-aminopropan-1-ol in which the nitrogen is substituted by a methyl group and a prop-1-yn-3-yl group. A monoamine oxidase inhibitor, it was formerly used as an antidepressant. | 2.04 | 1 | 0 | aromatic ether;
dichlorobenzene;
terminal acetylenic compound;
tertiary amino compound | antidepressant;
EC 1.4.3.4 (monoamine oxidase) inhibitor |
n 0840
N(6)-cyclopentyl-9-methyladenine: selective, orally active A(1) adenosine receptor antagonist | 1.98 | 1 | 0 | | |
nimodipine
Nimodipine: A calcium channel blockader with preferential cerebrovascular activity. It has marked cerebrovascular dilating effects and lowers blood pressure.. nimodipine : A dihydropyridine that is 1,4-dihydropyridine which is substituted by methyl groups at positions 2 and 6, a (2-methoxyethoxy)carbonyl group at position 3, a m-nitrophenyl group at position 4, and an isopropoxycarbonyl group at position 5. An L-type calcium channel blocker, it acts particularly on cerebral circulation, and is used both orally and intravenously for the prevention and treatment of subarachnoid hemorrhage from ruptured intracranial aneurysm. | 2.04 | 1 | 0 | 2-methoxyethyl ester;
C-nitro compound;
dicarboxylic acids and O-substituted derivatives;
diester;
dihydropyridine;
isopropyl ester | antihypertensive agent;
calcium channel blocker;
cardiovascular drug;
vasodilator agent |
nitrendipine
Nitrendipine: A calcium channel blocker with marked vasodilator action. It is an effective antihypertensive agent and differs from other calcium channel blockers in that it does not reduce glomerular filtration rate and is mildly natriuretic, rather than sodium retentive.. nitrendipine : A dihydropyridine that is 1,4-dihydropyridine substituted by methyl groups at positions 2 and 6, a 3-nitrophenyl group at position 4, a ethoxycarbonyl group at position 3 and a methoxycarbonyl group at position 5. It is a calcium-channel blocker used in the treatment of hypertension. | 2.04 | 1 | 0 | C-nitro compound;
dicarboxylic acids and O-substituted derivatives;
diester;
dihydropyridine;
ethyl ester;
methyl ester | antihypertensive agent;
calcium channel blocker;
geroprotector;
vasodilator agent |
ns 2028
NS 2028: structure in first source | 2.04 | 1 | 0 | | |
n-(2-cyclohexyloxy-4-nitrophenyl)methanesulfonamide
N-(2-cyclohexyloxy-4-nitrophenyl)methanesulfonamide: structure given in first source. NS-398 : A C-nitro compound that is N-methylsulfonyl-4-nitroaniline bearing an additional cyclohexyloxy substituent at position 2. | 2.04 | 1 | 0 | aromatic ether;
C-nitro compound;
sulfonamide | antineoplastic agent;
cyclooxygenase 2 inhibitor |
papaverine
Papaverine: An alkaloid found in opium but not closely related to the other opium alkaloids in its structure or pharmacological actions. It is a direct-acting smooth muscle relaxant used in the treatment of impotence and as a vasodilator, especially for cerebral vasodilation. The mechanism of its pharmacological actions is not clear, but it apparently can inhibit phosphodiesterases and it may have direct actions on calcium channels.. papaverine : A benzylisoquinoline alkaloid that is isoquinoline substituted by methoxy groups at positions 6 and 7 and a 3,4-dimethoxybenzyl group at position 1. It has been isolated from Papaver somniferum. | 2.13 | 1 | 0 | benzylisoquinoline alkaloid;
dimethoxybenzene;
isoquinolines | antispasmodic drug;
vasodilator agent |
pd 153035
4-((3-bromophenyl)amino)-6,7-dimethoxyquinazoline: structure given in first source. PD-153035 : A member of the class of quinazolines carrying a 3-bromophenylamino substituent at position 4 and two methoxy substituents at positions 6 and 7. | 2.04 | 1 | 0 | aromatic amine;
aromatic ether;
bromobenzenes;
quinazolines;
secondary amino compound | EC 2.7.10.1 (receptor protein-tyrosine kinase) inhibitor;
epidermal growth factor receptor antagonist |
pentoxifylline
[no description available] | 2.13 | 1 | 0 | oxopurine | |
pirenzepine
Pirenzepine: An antimuscarinic agent that inhibits gastric secretion at lower doses than are required to affect gastrointestinal motility, salivary, central nervous system, cardiovascular, ocular, and urinary function. It promotes the healing of duodenal ulcers and due to its cytoprotective action is beneficial in the prevention of duodenal ulcer recurrence. It also potentiates the effect of other antiulcer agents such as CIMETIDINE and RANITIDINE. It is generally well tolerated by patients. | 2.04 | 1 | 0 | pyridobenzodiazepine | anti-ulcer drug;
antispasmodic drug;
muscarinic antagonist |
prazosin
Prazosin: A selective adrenergic alpha-1 antagonist used in the treatment of HEART FAILURE; HYPERTENSION; PHEOCHROMOCYTOMA; RAYNAUD DISEASE; PROSTATIC HYPERTROPHY; and URINARY RETENTION.. prazosin : A member of the class of piperazines that is piperazine substituted by a furan-2-ylcarbonyl group and a 4-amino-6,7-dimethoxyquinazolin-2-yl group at positions 1 and 4 respectively. | 2.04 | 1 | 0 | aromatic ether;
furans;
monocarboxylic acid amide;
piperazines;
quinazolines | alpha-adrenergic antagonist;
antihypertensive agent;
EC 3.4.21.26 (prolyl oligopeptidase) inhibitor |
protriptyline
Protriptyline: Tricyclic antidepressant similar in action and side effects to IMIPRAMINE. It may produce excitation. | 2.04 | 1 | 0 | carbotricyclic compound | antidepressant |
pyrilamine
Pyrilamine: A histamine H1 antagonist. It has mild hypnotic properties and some local anesthetic action and is used for allergies (including skin eruptions) both parenterally and locally. It is a common ingredient of cold remedies.. mepyramine : An ethylenediamine derivative that is ethylenediamine in which one of the amino nitrogens is substituted by two methyl groups and the remaining amino nitrogen is substituted by a 4-methoxybenzyl and a pyridin-2-yl group. | 2.04 | 1 | 0 | aromatic ether;
ethylenediamine derivative | H1-receptor antagonist |
rolipram
[no description available] | 4.04 | 4 | 0 | pyrrolidin-2-ones | antidepressant;
EC 3.1.4.* (phosphoric diester hydrolase) inhibitor |
sq 22536
9-(tetrahydrofuryl)adenine : A nucleoside analogue that is adenine in which the nitrogen at position 9 has been substituted by a tetrahydrofuran-2-yl group. It is an adenylate cyclase inhibitor. | 2.04 | 1 | 0 | nucleoside analogue;
oxolanes | EC 4.6.1.1 (adenylate cyclase) inhibitor |
tolazamide
Tolazamide: A sulphonylurea hypoglycemic agent with actions and uses similar to those of CHLORPROPAMIDE.. tolazamide : An N-sulfonylurea that is 1-tosylurea in which a hydrogen attached to the nitrogen at position 3 is replaced by an azepan-1-yl group. A hypoglycemic agent, it is used for the treatment of type 2 diabetes mellitus. | 2.04 | 1 | 0 | N-sulfonylurea | hypoglycemic agent;
potassium channel blocker |
zardaverine
zardaverine: structure given in first source. zardaverine : A pyridazinone derivative in which pyridazin-3(2H)-one is substituted at C-6 with a 4-(difluoromethoxy)-3-methoxyphenyl group. It is a phosphodiesterase inhibitor, selective for PDE3 and 4. | 2.13 | 1 | 0 | organofluorine compound;
pyridazinone | anti-asthmatic drug;
bronchodilator agent;
EC 3.1.4.* (phosphoric diester hydrolase) inhibitor;
peripheral nervous system drug |
tubercidin
Tubercidin: An antibiotic purine ribonucleoside that readily substitutes for adenosine in the biological system, but its incorporation into DNA and RNA has an inhibitory effect on the metabolism of these nucleic acids.. tubercidin : An N-glycosylpyrrolopyrimidine that is adenosine in which the in the 5-membered ring that is not attached to the ribose moiety is replaced by a carbon. Tubercidin is produced in the culture broth of Streptomyces tubericidus. | 1.97 | 1 | 0 | antibiotic antifungal agent;
N-glycosylpyrrolopyrimidine;
ribonucleoside | antimetabolite;
antineoplastic agent;
bacterial metabolite |
veratridine
[no description available] | 2.04 | 1 | 0 | steroid | sodium channel modulator |
neostigmine bromide
neostigmine bromide : The bromide salt of neostigmine. | 2.04 | 1 | 0 | bromide salt | |
framycetin
Framycetin: A component of NEOMYCIN that is produced by Streptomyces fradiae. On hydrolysis it yields neamine and neobiosamine B. (From Merck Index, 11th ed). framycetin : A tetracyclic antibacterial agent derived from neomycin, being a glycoside ester of neamine and neobiosamine B. | 2.04 | 1 | 0 | aminoglycoside | allergen;
antibacterial drug;
Escherichia coli metabolite |
yohimbine
Yohimbine: A plant alkaloid with alpha-2-adrenergic blocking activity. Yohimbine has been used as a mydriatic and in the treatment of ERECTILE DYSFUNCTION.. yohimbine : An indole alkaloid with alpha2-adrenoceptor antagonist activity. It is produced by Corynanthe johimbe and Rauwolfia serpentina. | 2.04 | 1 | 0 | methyl 17-hydroxy-20xi-yohimban-16-carboxylate | alpha-adrenergic antagonist;
dopamine receptor D2 antagonist;
serotonergic antagonist |
bucladesine
[no description available] | 2.04 | 1 | 0 | 3',5'-cyclic purine nucleotide;
butanamides;
butyrate ester | agonist;
cardiotonic drug;
vasodilator agent |
5-nitroquinoline
[no description available] | 2.13 | 1 | 0 | | |
2-amino-4,6-dimethyl pyrimidine
2-amino-4,6-dimethyl pyrimidine: structure in first source | 2.13 | 1 | 0 | aminopyrimidine | |
9-benzyladenine
[no description available] | 1.99 | 1 | 0 | | |
5-nitroindazole
[no description available] | 2.13 | 1 | 0 | | |
vidarabine
adenine arabinoside : A purine nucleoside in which adenine is attached to arabinofuranose via a beta-N(9)-glycosidic bond. | 1.97 | 1 | 0 | beta-D-arabinoside;
purine nucleoside | antineoplastic agent;
bacterial metabolite;
nucleoside antibiotic |
3-deazaadenosine
3-deazaadenosine: RN given refers to parent cpd. | 2.37 | 2 | 0 | | |
coformycin
[no description available] | 2.66 | 3 | 0 | coformycins | EC 3.5.4.4 (adenosine deaminase) inhibitor |
selegiline
Selegiline: A selective, irreversible inhibitor of Type B monoamine oxidase that is used for the treatment of newly diagnosed patients with PARKINSON DISEASE, and for the treatment of depressive disorders. The compound without isomeric designation is Deprenyl. | 2.04 | 1 | 0 | selegiline;
terminal acetylenic compound | geroprotector |
butaclamol
[no description available] | 2.04 | 1 | 0 | amino alcohol;
organic heteropentacyclic compound;
tertiary alcohol;
tertiary amino compound | dopaminergic antagonist |
captopril
Captopril: A potent and specific inhibitor of PEPTIDYL-DIPEPTIDASE A. It blocks the conversion of ANGIOTENSIN I to ANGIOTENSIN II, a vasoconstrictor and important regulator of arterial blood pressure. Captopril acts to suppress the RENIN-ANGIOTENSIN SYSTEM and inhibits pressure responses to exogenous angiotensin.. captopril : A L-proline derivative in which L-proline is substituted on nitrogen with a (2S)-2-methyl-3-sulfanylpropanoyl group. It is used as an anti-hypertensive ACE inhibitor drug. | 2.04 | 1 | 0 | alkanethiol;
L-proline derivative;
N-acylpyrrolidine;
pyrrolidinemonocarboxylic acid | antihypertensive agent;
EC 3.4.15.1 (peptidyl-dipeptidase A) inhibitor |
staurosporine
[no description available] | 2.04 | 1 | 0 | indolocarbazole alkaloid;
organic heterooctacyclic compound | apoptosis inducer;
bacterial metabolite;
EC 2.7.11.13 (protein kinase C) inhibitor;
geroprotector |
colforsin
Colforsin: Potent activator of the adenylate cyclase system and the biosynthesis of cyclic AMP. From the plant COLEUS FORSKOHLII. Has antihypertensive, positive inotropic, platelet aggregation inhibitory, and smooth muscle relaxant activities; also lowers intraocular pressure and promotes release of hormones from the pituitary gland. | 2.04 | 1 | 0 | acetate ester;
cyclic ketone;
labdane diterpenoid;
organic heterotricyclic compound;
tertiary alpha-hydroxy ketone;
triol | adenylate cyclase agonist;
anti-HIV agent;
antihypertensive agent;
plant metabolite;
platelet aggregation inhibitor;
protein kinase A agonist |
adenosine
quinquefolan B: isolated from roots of Panax quinquefolium L.; RN not in Chemline 10/87; RN from Toxlit | 7.36 | 2 | 0 | adenosines;
purines D-ribonucleoside | analgesic;
anti-arrhythmia drug;
fundamental metabolite;
human metabolite;
vasodilator agent |
2',5'-dideoxyadenosine
[no description available] | 2.04 | 1 | 0 | deoxyribonucleoside | |
7-chloro-4-hydroxyquinoline
7-chloro-4-hydroxyquinoline: structure given in first source | 2.13 | 1 | 0 | | |
nebularine
nebularine: structure. nebularine : A purine ribonucleoside that is 9H-purine attached to a beta-D-ribofuranosyl residue at position 9 via a glycosidic (N-glycosyl) linkage. | 1.96 | 1 | 0 | purine ribonucleoside;
purines D-ribonucleoside | fungal metabolite |
rilmenidine
Rilmenidine: Oxazole derivative that acts as an agonist for ALPHA-2 ADRENERGIC RECEPTORS and IMIDAZOLINE RECEPTORS. It is used in the treatment of HYPERTENSION. | 2.04 | 1 | 0 | isourea | |
calpeptin
[no description available] | 2.04 | 1 | 0 | amino acid amide | |
methoctramine
methoctramine: structure given in first source. methoctramine : A tetramine that is N,N'-bis(6-aminohexyl)octane-1,8-diamine where the primary amino groups both carry 2-methoxybenzyl substituents.. methoctramine tetrahydrochloride : A hydrochloride obtained by combining methoctramine with four molar equivalents of hydrochloric acid. | 2.04 | 1 | 0 | hydrochloride | muscarinic antagonist |
tadalafil
[no description available] | 3.12 | 1 | 0 | benzodioxoles;
pyrazinopyridoindole | EC 3.1.4.35 (3',5'-cyclic-GMP phosphodiesterase) inhibitor;
vasodilator agent |
arg-3-hyp-7-phe-bradykinin
NPC 567: bradykinin receptor antagonist. NPC-567 : A ten-membered oligopeptide comprising D-arginyl, L-arginyl, L-prolyl, (4R)-4-hydroxy-L-prolyl, glycyl, L-phenylalanyl, L-seryl, D-phenylalanyl, L-phenylalanyl and L-arginine residues joined in sequence. | 2.04 | 1 | 0 | oligopeptide | bradykinin receptor antagonist |
calpain inhibitor 2
calpain inhibitor 2: inhibits degradation of 3-hydroxy-3-methylglutaryl-coenzyme A reductase and some other cysteine proteinases | 2.04 | 1 | 0 | peptide | |
n(6)-(3-iodobenzyl)-5'-n-methylcarboxamidoadenosine
N(6)-(3-iodobenzyl)-5'-N-methylcarboxamidoadenosine: structure given in first source; a selective A(3) adenosine receptor agonist. 3-iodobenzyl-5'-N-methylcarboxamidoadenosine : A derivative of adenosine in which the 5'-hydroxymethyl group is replaced by N-ethylcarboxamido and one of the hydrogens of the exocyclic amino function is substituted by a 3-iodobenzyl group. | 2.41 | 2 | 0 | adenosines;
monocarboxylic acid amide;
organoiodine compound | adenosine A3 receptor agonist |
1-(1-(2-benzo(b)thienyl)cyclohexyl)piperidine
1-(1-(2-benzo(b)thienyl)cyclohexyl)piperidine: structure given in first source. 1-[1-(1-benzothiophen-2-yl)cyclohexyl]piperidine : A tertiary amino compound that consists of cyclohexane having piperidin-1-yl and benzothiophen-2-yl groups attached at position 1. A potent dopamine re-uptake inhibitor with a behavioral profile different from that of phencyclidine (PCP) and similar to that of cocaine. | 2.04 | 1 | 0 | 1-benzothiophenes;
piperidines;
tertiary amino compound | dopamine uptake inhibitor |
u 86983
U 86983: structure given in first source | 2.02 | 1 | 0 | | |
omega-n-methylarginine
omega-N-Methylarginine: A competitive inhibitor of nitric oxide synthetase.. N(omega)-methyl-L-arginine : A L-arginine derivative with a N(omega)-methyl substituent. | 2.04 | 1 | 0 | amino acid zwitterion;
arginine derivative;
guanidines;
L-arginine derivative;
non-proteinogenic L-alpha-amino acid | |
cilomilast
[no description available] | 3.56 | 2 | 0 | methoxybenzenes | |
rp 73401
piclamilast: an antiasthmatic agent and phosphodiesterase 4 inhibitor; structure in first source. piclamilast : A monocarboxylic acid amide resulting from the formal condensation of the carboxy group of 3-(cyclopentyloxy)-4-methoxybenzoic acid with the primary amino group of 3,5-dichloropyridin-4-amine. | 2.13 | 1 | 0 | aromatic ether;
benzamides;
chloropyridine;
monocarboxylic acid amide | anti-asthmatic drug;
anti-inflammatory agent;
bronchodilator agent;
phosphodiesterase IV inhibitor |
1-deazaadenosine
1-deazaadenosine: inhibits nucleic acid & protein synthesis; structure given in first source | 2.37 | 2 | 0 | | |
2-amino-4-methyl-3-nitropyridine
[no description available] | 2.13 | 1 | 0 | | |
ouabain
Ouabain: A cardioactive glycoside consisting of rhamnose and ouabagenin, obtained from the seeds of Strophanthus gratus and other plants of the Apocynaceae; used like DIGITALIS. It is commonly used in cell biological studies as an inhibitor of the NA(+)-K(+)-EXCHANGING ATPASE.. cardiac glycoside : Steroid lactones containing sugar residues that act on the contractile force of the cardiac muscles.. ouabain : A steroid hormone that is a multi-hydroxylated alpha-L-rhamnosyl cardenoloide. It binds to and inhibits the plasma membrane Na(+)/K(+)-ATPase (sodium pump). It has been isolated naturally from Strophanthus gratus. | 2.04 | 1 | 0 | 11alpha-hydroxy steroid;
14beta-hydroxy steroid;
5beta-hydroxy steroid;
alpha-L-rhamnoside;
cardenolide glycoside;
steroid hormone | anti-arrhythmia drug;
cardiotonic drug;
EC 2.3.3.1 [citrate (Si)-synthase] inhibitor;
EC 3.1.3.41 (4-nitrophenylphosphatase) inhibitor;
EC 3.6.3.10 (H(+)/K(+)-exchanging ATPase) inhibitor;
EC 3.6.3.9 (Na(+)/K(+)-transporting ATPase) inhibitor;
ion transport inhibitor;
plant metabolite |
pentostatin
Pentostatin: A potent inhibitor of ADENOSINE DEAMINASE. The drug induces APOPTOSIS of LYMPHOCYTES, and is used in the treatment of many lymphoproliferative malignancies, particularly HAIRY CELL LEUKEMIA. It is also synergistic with some other antineoplastic agents and has immunosuppressive activity.. pentostatin : A member of the class of coformycins that is coformycin in which the hydroxy group at position 2' is replaced with a hydrogen. It is a drug used for the treatment of hairy cell leukaemia. | 3.36 | 7 | 0 | coformycins | antimetabolite;
antineoplastic agent;
Aspergillus metabolite;
bacterial metabolite;
EC 3.5.4.4 (adenosine deaminase) inhibitor |
monoiodotyrosine
Monoiodotyrosine: A product from the iodination of tyrosine. In the biosynthesis of thyroid hormones (THYROXINE and TRIIODOTHYRONINE), tyrosine is first iodized to monoiodotyrosine.. iodotyrosine : A tyrosine derivative which has at least one iodo-substituent on the benzyl moiety.. monoiodotyrosine : An iodotyrosine carrying a single iodo substituent.. 3-iodo-L-tyrosine : The monoiodotyrosine that is L-tyrosine carrying an iodo-substituent at position C-3 of the benzyl group. | 2.04 | 1 | 0 | amino acid zwitterion;
L-tyrosine derivative;
monoiodotyrosine;
non-proteinogenic L-alpha-amino acid | EC 1.14.16.2 (tyrosine 3-monooxygenase) inhibitor;
human metabolite;
mouse metabolite |
picrotoxinin
[no description available] | 2.04 | 1 | 0 | epoxide;
gamma-lactone;
organic heteropentacyclic compound;
picrotoxane sesquiterpenoid;
tertiary alcohol | GABA antagonist;
plant metabolite;
serotonergic antagonist |
devazepide
Devazepide: A derivative of benzodiazepine that acts on the cholecystokinin A (CCKA) receptor to antagonize CCK-8's (SINCALIDE) physiological and behavioral effects, such as pancreatic stimulation and inhibition of feeding.. devazepide : An indolecarboxamide obtained by formal condensation of the carboxy group of indole-2-carboxylic acid with the exocyclic amino group of (3S)-3-amino-1-methyl-5-phenyl-1,3-dihydro-1,4-benzodiazepin-2-one. A cholecystokinin antagonist used for treatment of gastrointestinal disorders. | 2.04 | 1 | 0 | 1,4-benzodiazepinone;
indolecarboxamide | antineoplastic agent;
apoptosis inducer;
cholecystokinin antagonist;
gastrointestinal drug |
vinpocetine
vinpocetine: whole issue of Arzneim Forsch (23 articles) discuss this drug; Arzneim Forsch 26(10a);1976; RN given refers to parent cpd with unspecified isomeric designation | 3.12 | 1 | 0 | alkaloid | geroprotector |
phosphoramidon
phosphoramidon: a membrane metallo-endopeptidase & endothelin-converting enzyme inhibitor; thermolysin inhibitor from culture filtrate of Streptomyces tanashiensis; structure. phosphoramidon : A dipeptide isolated from the cultures of Streptomyces tanashiensis. | 2.04 | 1 | 0 | deoxyaldohexose phosphate;
dipeptide | bacterial metabolite;
EC 3.4.24.11 (neprilysin) inhibitor;
EC 3.4.24.71 (endothelin-converting enzyme 1) inhibitor |
thapsigargin
Thapsigargin: A sesquiterpene lactone found in roots of THAPSIA. It inhibits SARCOPLASMIC RETICULUM CALCIUM-TRANSPORTING ATPASES.. thapsigargin : An organic heterotricyclic compound that is a hexa-oxygenated 6,7-guaianolide isolated fron the roots of Thapsia garganica L., Apiaceae. A potent skin irritant, it is used in traditional medicine as a counter-irritant. Thapsigargin inhibits Ca(2+)-transporting ATPase mediated uptake of calcium ions into sarcoplasmic reticulum and is used in experimentation examining the impacts of increasing cytosolic calcium concentrations. | 2.04 | 1 | 0 | butyrate ester;
organic heterotricyclic compound;
sesquiterpene lactone | calcium channel blocker;
EC 3.6.3.8 (Ca(2+)-transporting ATPase) inhibitor |
rolipram
(-)-rolipram : The (R)-enantiomer of rolipram. | 2.13 | 1 | 0 | rolipram | |
adenosine-5'-(n-ethylcarboxamide)
Adenosine-5'-(N-ethylcarboxamide): A stable adenosine A1 and A2 receptor agonist. Experimentally, it inhibits cAMP and cGMP phosphodiesterase activity.. N-ethyl-5'-carboxamidoadenosine : A derivative of adenosine in which the 5'-hydroxymethyl group is replaced by an N-ethylcarboxamido group. | 2.04 | 1 | 0 | adenosines;
monocarboxylic acid amide | adenosine A1 receptor agonist;
adenosine A2A receptor agonist;
antineoplastic agent;
EC 3.1.4.* (phosphoric diester hydrolase) inhibitor;
vasodilator agent |
mesopram
mesopram: a potent & selective type IV phosphodiesterase inhibitor | 2.13 | 1 | 0 | | |
roflumilast
[no description available] | 3.56 | 2 | 0 | aromatic ether;
benzamides;
chloropyridine;
cyclopropanes;
organofluorine compound | anti-asthmatic drug;
phosphodiesterase IV inhibitor |
cyclic nucleotide phosphodiesterases, type 4
[no description available] | 2.13 | 1 | 0 | | |
bemesetron
[no description available] | 2.04 | 1 | 0 | | |
4-diphenylacetoxy-n-methylpiperidine methiodide
4-DAMP methiodide : A quaternary ammonium salt obtained by combining equimolar amounts of 4-diphenylacetoxy-N-methylpiperidine and iodomethane. | 2.04 | 1 | 0 | iodide salt;
quaternary ammonium salt | cholinergic antagonist;
muscarinic antagonist |
u-50488
3,4-Dichloro-N-methyl-N-(2-(1-pyrrolidinyl)-cyclohexyl)-benzeneacetamide, (trans)-Isomer: A non-peptide, kappa-opioid receptor agonist which has also been found to stimulate the release of adrenocorticotropin (ADRENOCORTICOTROPIC HORMONE) via the release of hypothalamic arginine vasopressin (ARGININE VASOPRESSIN) and CORTICOTROPIN-RELEASING HORMONE. (From J Pharmacol Exp Ther 1997;280(1):416-21). U50488 : A monocarboxylic acid amide obtained by formal condensation between the carboxy group of 3,4-dichlorophenylacetic acid and the secondary amino group of (1R,2R)-N-methyl-2-(pyrrolidin-1-yl)cyclohexanamine | 2.04 | 1 | 0 | dichlorobenzene;
monocarboxylic acid amide;
N-alkylpyrrolidine | analgesic;
antitussive;
calcium channel blocker;
diuretic;
kappa-opioid receptor agonist |
sch 23390
SCH 23390: a selective D1-receptor antagonist. SCH 23390 : A benzazepine that is 2,3,4,5-tetrahydro-3-benzazepine bearing a phenyl substituent at position 1, a methyl substituent at position 3, a chloro substituent at position 7 and a hydroxy substituent at position 8. | 2.04 | 1 | 0 | benzazepine | |
n(6)-benzoyl-cyclic amp
[no description available] | 2.04 | 1 | 0 | | |
sirolimus
Sirolimus: A macrolide compound obtained from Streptomyces hygroscopicus that acts by selectively blocking the transcriptional activation of cytokines thereby inhibiting cytokine production. It is bioactive only when bound to IMMUNOPHILINS. Sirolimus is a potent immunosuppressant and possesses both antifungal and antineoplastic properties.. sirolimus : A macrolide lactam isolated from Streptomyces hygroscopicus consisting of a 29-membered ring containing 4 trans double bonds, three of which are conjugated. It is an antibiotic, immunosupressive and antineoplastic agent. | 2.04 | 1 | 0 | antibiotic antifungal drug;
cyclic acetal;
cyclic ketone;
ether;
macrolide lactam;
organic heterotricyclic compound;
secondary alcohol | antibacterial drug;
anticoronaviral agent;
antineoplastic agent;
bacterial metabolite;
geroprotector;
immunosuppressive agent;
mTOR inhibitor |
enkephalin, ala(2)-mephe(4)-gly(5)-
[no description available] | 2.04 | 1 | 0 | peptide | |
pepstatin
pepstatin: inhibits the aspartic protease endothiapepsin | 2.04 | 1 | 0 | pentapeptide;
secondary carboxamide | bacterial metabolite;
EC 3.4.23.* (aspartic endopeptidase) inhibitor |
baohuoside i
baohuoside I: structure given in first source; isolated from the herb Epimedium davidii | 2.13 | 1 | 0 | glycosyloxyflavone | anti-inflammatory agent;
antineoplastic agent;
apoptosis inducer;
plant metabolite |
nf 449
[no description available] | 2.04 | 1 | 0 | | |
saralasin
Saralasin: An octapeptide analog of angiotensin II (bovine) with amino acids 1 and 8 replaced with sarcosine and alanine, respectively. It is a highly specific competitive inhibitor of angiotensin II that is used in the diagnosis of HYPERTENSION. | 2.04 | 1 | 0 | oligopeptide | |
bafilomycin a1
bafilomycin A1: from Streptomyces griseus; structure given in first source. bafilomycin A1 : The most used of the bafilomycins, a family of toxic macrolide antibiotics derived from Streptomyces griseus. | 2.04 | 1 | 0 | cyclic hemiketal;
macrolide antibiotic;
oxanes | apoptosis inducer;
autophagy inhibitor;
bacterial metabolite;
EC 3.6.3.10 (H(+)/K(+)-exchanging ATPase) inhibitor;
EC 3.6.3.14 (H(+)-transporting two-sector ATPase) inhibitor;
ferroptosis inhibitor;
fungicide;
potassium ionophore;
toxin |
rs 25344
RS 25344: inhibits phosphodiesterase PDE-4D3; structure given in first source | 2.13 | 1 | 0 | | |
somatostatin
[no description available] | 2.04 | 1 | 0 | heterodetic cyclic peptide;
peptide hormone | |
nociceptin
[no description available] | 2.04 | 1 | 0 | organic molecular entity;
polypeptide | human metabolite;
rat metabolite |
quinine sulfate
[no description available] | 2.04 | 1 | 0 | hydrate | |
neurotensin
neurotensin, Tyr(11)-: RN given refers to parent cpd & (D)-isomer; RN for cpd without isomeric designation not avail 5/91 | 2.04 | 1 | 0 | peptide hormone | human metabolite;
mitogen;
neurotransmitter;
vulnerary |
endothelins
[no description available] | 2.04 | 1 | 0 | | |
sildenafil
sildenafil : A pyrazolo[4,3-d]pyrimidin-7-one having a methyl substituent at the 1-position, a propyl substituent at the 3-position and a 2-ethoxy-5-[(4-methylpiperazin-1-yl)sulfonyl]phenyl group at the 5-position. | 3.56 | 2 | 0 | piperazines;
pyrazolopyrimidine;
sulfonamide | EC 3.1.4.35 (3',5'-cyclic-GMP phosphodiesterase) inhibitor;
vasodilator agent |
zaprinast
zaprinast: anaphylaxis inhibitor; structure | 3.12 | 1 | 0 | triazolopyrimidines | |
vardenafil
vardenafil : The sulfonamide resulting from formal condensation of the sulfo group of 4-ethoxy-3-(5-methyl-7-propylimidazo[5,1-f][1,2,4]triazin-4(1H)-one-2-yl)benzenesulfonic acid and the secondary amino group of 4-ethylpiperazine. | 3.12 | 1 | 0 | imidazotriazine;
N-alkylpiperazine;
N-sulfonylpiperazine | EC 3.1.4.* (phosphoric diester hydrolase) inhibitor;
vasodilator agent |
2-methyl-4(3h)-quinazolinone
2-methyl-4(3H)-quinazolinone: from Bacillus cereus; structure given in first source | 2.13 | 1 | 0 | | |
4-hydroxyquinazoline
4-oxo-3,4-dihydroquinazoline: structure in first source | 2.13 | 1 | 0 | quinazolines | |
bay 73-6691
BAY 73-6691: potent and selective inhibitor of phosphodiesterase 9; structure in first source | 2.13 | 1 | 0 | | |
bay 60-7550
[no description available] | 3.56 | 2 | 0 | | |
adenine
[no description available] | 12.46 | 416 | 1 | 6-aminopurines;
purine nucleobase | Daphnia magna metabolite;
Escherichia coli metabolite;
human metabolite;
mouse metabolite;
Saccharomyces cerevisiae metabolite |
carbon monoxide
Carbon Monoxide: Carbon monoxide (CO). A poisonous colorless, odorless, tasteless gas. It combines with hemoglobin to form carboxyhemoglobin, which has no oxygen carrying capacity. The resultant oxygen deprivation causes headache, dizziness, decreased pulse and respiratory rates, unconsciousness, and death. (From Merck Index, 11th ed). carbon monoxide : A one-carbon compound in which the carbon is joined only to a single oxygen. It is a colourless, odourless, tasteless, toxic gas. | 2.41 | 2 | 0 | carbon oxide;
gas molecular entity;
one-carbon compound | biomarker;
EC 1.9.3.1 (cytochrome c oxidase) inhibitor;
human metabolite;
ligand;
metabolite;
mitochondrial respiratory-chain inhibitor;
mouse metabolite;
neurotoxin;
neurotransmitter;
P450 inhibitor;
probe;
signalling molecule;
vasodilator agent |
chlorine
chloride : A halide anion formed when chlorine picks up an electron to form an an anion. | 2 | 1 | 0 | halide anion;
monoatomic chlorine | cofactor;
Escherichia coli metabolite;
human metabolite |
salicylic acid
Scalp: The outer covering of the calvaria. It is composed of several layers: SKIN; subcutaneous connective tissue; the occipitofrontal muscle which includes the tendinous galea aponeurotica; loose connective tissue; and the pericranium (the PERIOSTEUM of the SKULL). | 1.99 | 1 | 0 | monohydroxybenzoic acid | algal metabolite;
antifungal agent;
antiinfective agent;
EC 1.11.1.11 (L-ascorbate peroxidase) inhibitor;
keratolytic drug;
plant hormone;
plant metabolite |
gallic acid
gallate : A trihydroxybenzoate that is the conjugate base of gallic acid. | 1.96 | 1 | 0 | trihydroxybenzoic acid | antineoplastic agent;
antioxidant;
apoptosis inducer;
astringent;
cyclooxygenase 2 inhibitor;
EC 1.13.11.33 (arachidonate 15-lipoxygenase) inhibitor;
geroprotector;
human xenobiotic metabolite;
plant metabolite |
cytosine
[no description available] | 1.98 | 1 | 0 | aminopyrimidine;
pyrimidine nucleobase;
pyrimidone | Escherichia coli metabolite;
human metabolite;
mouse metabolite;
Saccharomyces cerevisiae metabolite |
lactic acid
Lactic Acid: A normal intermediate in the fermentation (oxidation, metabolism) of sugar. The concentrated form is used internally to prevent gastrointestinal fermentation. (From Stedman, 26th ed). 2-hydroxypropanoic acid : A 2-hydroxy monocarboxylic acid that is propanoic acid in which one of the alpha-hydrogens is replaced by a hydroxy group. | 2.68 | 3 | 0 | 2-hydroxy monocarboxylic acid | algal metabolite;
Daphnia magna metabolite |
glycine
[no description available] | 1.96 | 1 | 0 | alpha-amino acid;
amino acid zwitterion;
proteinogenic amino acid;
serine family amino acid | EC 2.1.2.1 (glycine hydroxymethyltransferase) inhibitor;
fundamental metabolite;
hepatoprotective agent;
micronutrient;
neurotransmitter;
NMDA receptor agonist;
nutraceutical |
histamine
[no description available] | 2.42 | 2 | 0 | aralkylamino compound;
imidazoles | human metabolite;
mouse metabolite;
neurotransmitter |
methanol
Methanol: A colorless, flammable liquid used in the manufacture of FORMALDEHYDE and ACETIC ACID, in chemical synthesis, antifreeze, and as a solvent. Ingestion of methanol is toxic and may cause blindness.. primary alcohol : A primary alcohol is a compound in which a hydroxy group, -OH, is attached to a saturated carbon atom which has either three hydrogen atoms attached to it or only one other carbon atom and two hydrogen atoms attached to it.. methanol : The primary alcohol that is the simplest aliphatic alcohol, comprising a methyl and an alcohol group. | 2.38 | 2 | 0 | alkyl alcohol;
one-carbon compound;
primary alcohol;
volatile organic compound | amphiprotic solvent;
Escherichia coli metabolite;
fuel;
human metabolite;
mouse metabolite;
Mycoplasma genitalium metabolite |
melatonin
[no description available] | 2.01 | 1 | 0 | acetamides;
tryptamines | anticonvulsant;
central nervous system depressant;
geroprotector;
hormone;
human metabolite;
immunological adjuvant;
mouse metabolite;
radical scavenger |
nickel
Nickel: A trace element with the atomic symbol Ni, atomic number 28, and atomic weight 58.69. It is a cofactor of the enzyme UREASE.. nickel ion : A nickel atom having a net electric charge.. nickel atom : Chemical element (nickel group element atom) with atomic number 28. | 1.98 | 1 | 0 | metal allergen;
nickel group element atom | epitope;
micronutrient |
niacinamide
nicotinamide : A pyridinecarboxamide that is pyridine in which the hydrogen at position 3 is replaced by a carboxamide group. | 2.02 | 1 | 0 | pyridine alkaloid;
pyridinecarboxamide;
vitamin B3 | anti-inflammatory agent;
antioxidant;
cofactor;
EC 2.4.2.30 (NAD(+) ADP-ribosyltransferase) inhibitor;
EC 3.5.1.98 (histone deacetylase) inhibitor;
Escherichia coli metabolite;
geroprotector;
human urinary metabolite;
metabolite;
mouse metabolite;
neuroprotective agent;
Saccharomyces cerevisiae metabolite;
Sir2 inhibitor |
niacin
Niacin: A water-soluble vitamin of the B complex occurring in various animal and plant tissues. It is required by the body for the formation of coenzymes NAD and NADP. It has PELLAGRA-curative, vasodilating, and antilipemic properties.. vitamin B3 : Any member of a group of vitamers that belong to the chemical structural class called pyridines that exhibit biological activity against vitamin B3 deficiency. Vitamin B3 deficiency causes a condition known as pellagra whose symptoms include depression, dermatitis and diarrhea. The vitamers include nicotinic acid and nicotinamide (and their ionized and salt forms).. nicotinic acid : A pyridinemonocarboxylic acid that is pyridine in which the hydrogen at position 3 is replaced by a carboxy group. | 1.97 | 1 | 0 | pyridine alkaloid;
pyridinemonocarboxylic acid;
vitamin B3 | antidote;
antilipemic drug;
EC 3.5.1.19 (nicotinamidase) inhibitor;
Escherichia coli metabolite;
human urinary metabolite;
metabolite;
mouse metabolite;
plant metabolite;
vasodilator agent |
nitrates
Nitrates: Inorganic or organic salts and esters of nitric acid. These compounds contain the NO3- radical. | 2.17 | 1 | 0 | monovalent inorganic anion;
nitrogen oxoanion;
reactive nitrogen species | |
nitrites
Nitrites: Salts of nitrous acid or compounds containing the group NO2-. The inorganic nitrites of the type MNO2 (where M=metal) are all insoluble, except the alkali nitrites. The organic nitrites may be isomeric, but not identical with the corresponding nitro compounds. (Grant & Hackh's Chemical Dictionary, 5th ed) | 2.01 | 1 | 0 | monovalent inorganic anion;
nitrogen oxoanion;
reactive nitrogen species | human metabolite |
phosphorylcholine
Phosphorylcholine: Calcium and magnesium salts used therapeutically in hepatobiliary dysfunction.. phosphocholine : The phosphate of choline; and the parent compound of the phosphocholine family. | 1.96 | 1 | 0 | phosphocholines | allergen;
epitope;
hapten;
human metabolite;
mouse metabolite |
pteridines
[no description available] | 1.99 | 1 | 0 | azaarene;
mancude organic heterobicyclic parent;
ortho-fused heteroarene;
pteridines | |
purine
1H-purine : The 1H-tautomer of purine.. 3H-purine : The 3H-tautomer of purine.. 9H-purine : The 9H-tautomer of purine.. 7H-purine : The 7H-tautomer of purine. | 2.43 | 2 | 0 | purine | |
pyridoxal phosphate
Pyridoxal Phosphate: This is the active form of VITAMIN B 6 serving as a coenzyme for synthesis of amino acids, neurotransmitters (serotonin, norepinephrine), sphingolipids, aminolevulinic acid. During transamination of amino acids, pyridoxal phosphate is transiently converted into pyridoxamine phosphate (PYRIDOXAMINE).. pyridoxal 5'-phosphate : The monophosphate ester obtained by condensation of phosphoric acid with the primary hydroxy group of pyridoxal. | 2 | 1 | 0 | methylpyridines;
monohydroxypyridine;
pyridinecarbaldehyde;
vitamin B6 phosphate | coenzyme;
cofactor;
EC 2.7.7.7 (DNA-directed DNA polymerase) inhibitor;
Escherichia coli metabolite;
human metabolite;
mouse metabolite;
Saccharomyces cerevisiae metabolite |
thymine
[no description available] | 1.98 | 1 | 0 | pyrimidine nucleobase;
pyrimidone | Escherichia coli metabolite;
human metabolite;
mouse metabolite |
xanthine
7H-xanthine : An oxopurine in which the purine ring is substituted by oxo groups at positions 2 and 6 and N-7 is protonated.. 9H-xanthine : An oxopurine in which the purine ring is substituted by oxo groups at positions 2 and 6 and N-9 is protonated. | 2.39 | 2 | 0 | xanthine | Saccharomyces cerevisiae metabolite |
2-amino-5-phosphonovalerate
2-Amino-5-phosphonovalerate: The D-enantiomer is a potent and specific antagonist of NMDA glutamate receptors (RECEPTORS, N-METHYL-D-ASPARTATE). The L form is inactive at NMDA receptors but may affect the AP4 (2-amino-4-phosphonobutyrate; APB) excitatory amino acid receptors. | 2.39 | 2 | 0 | non-proteinogenic alpha-amino acid | NMDA receptor antagonist |
1,3-dipropyl-8-cyclopentylxanthine
DPCPX : An oxopurine that is 7H-xanthine substituted at positions 1 and 3 by propyl groups and at position 8 by a cyclohexyl group. | 4.36 | 20 | 0 | oxopurine | adenosine A1 receptor antagonist;
EC 3.1.4.* (phosphoric diester hydrolase) inhibitor |
1,3-dipropyl-8-(4-sulfophenyl)xanthine
1,3-dipropyl-8-(4-sulfophenyl)xanthine: adenosine receptor antagonist | 3.38 | 7 | 0 | | |
1h-(1,2,4)oxadiazolo(4,3-a)quinoxalin-1-one
1H-(1,2,4)oxadiazolo(4,3-a)quinoxalin-1-one: structure given in first source; inhibits guanylyl cyclase. 1H-[1,2,4]oxadiazolo[4,3-a]quinoxalin-1-one : A member of the class of oxadiazoloquinoxalines that is 1H-[1,2,4]oxadiazolo[4,3-a]quinoxaline substituted at position 1 by an oxo group. | 2.42 | 2 | 0 | oxadiazoloquinoxaline | EC 4.6.1.2 (guanylate cyclase) inhibitor |
2,4-dinitrophenol
2,4-Dinitrophenol: A toxic dye, chemically related to trinitrophenol (picric acid), used in biochemical studies of oxidative processes where it uncouples oxidative phosphorylation. It is also used as a metabolic stimulant. (Stedman, 26th ed). dinitrophenol : Members of the class of nitrophenol carrying two nitro substituents.. 2,4-dinitrophenol : A dinitrophenol having the nitro groups at the 2- and 4-positions. | 2.37 | 2 | 0 | dinitrophenol | allergen;
antiseptic drug;
bacterial xenobiotic metabolite;
geroprotector;
oxidative phosphorylation inhibitor |
enprofylline
enprofylline : Xanthine bearing a propyl substituent at position 3. A bronchodilator, it is used for the symptomatic treatment of asthma and chronic obstructive pulmonary disease, and in the management of cerebrovascular insufficiency, sickle cell disease, and diabetic neuropathy. | 1.97 | 1 | 0 | oxopurine | anti-arrhythmia drug;
anti-asthmatic drug;
bronchodilator agent;
non-steroidal anti-inflammatory drug |
8-(4-sulfophenyl)theophylline
8-(4-sulfophenyl)theophylline: adenosine antagonist | 3.27 | 6 | 0 | | |
8-cyclopentyl-1,3-dimethylxanthine
8-cyclopentyl-1,3-dimethylxanthine: prolongs epileptic seizures in rats | 1.98 | 1 | 0 | oxopurine | |
8-phenyltheophylline
8-phenyltheophylline: purinergic P1 receptor antagonist | 2.89 | 4 | 0 | | |
abt 702
[no description available] | 2.52 | 2 | 0 | bipyridines | |
albuterol
Albuterol: A short-acting beta-2 adrenergic agonist that is primarily used as a bronchodilator agent to treat ASTHMA. Albuterol is prepared as a racemic mixture of R(-) and S(+) stereoisomers. The stereospecific preparation of R(-) isomer of albuterol is referred to as levalbuterol.. albuterol : A member of the class of phenylethanolamines that is 4-(2-amino-1-hydroxyethyl)-2-(hydroxymethyl)phenol having a tert-butyl group attached to the nirogen atom. It acts as a beta-adrenergic agonist used in the treatment of asthma and chronic obstructive pulmonary disease (COPD). | 2.11 | 1 | 0 | phenols;
phenylethanolamines;
secondary amino compound | beta-adrenergic agonist;
bronchodilator agent;
environmental contaminant;
xenobiotic |
aluminum fluoride
[no description available] | 1.98 | 1 | 0 | aluminium coordination entity | |
theophylline
[no description available] | 4.46 | 23 | 0 | dimethylxanthine | adenosine receptor antagonist;
anti-asthmatic drug;
anti-inflammatory agent;
bronchodilator agent;
drug metabolite;
EC 3.1.4.* (phosphoric diester hydrolase) inhibitor;
fungal metabolite;
human blood serum metabolite;
immunomodulator;
muscle relaxant;
vasodilator agent |
amitriptyline
Amitriptyline: Tricyclic antidepressant with anticholinergic and sedative properties. It appears to prevent the re-uptake of norepinephrine and serotonin at nerve terminals, thus potentiating the action of these neurotransmitters. Amitriptyline also appears to antagonize cholinergic and alpha-1 adrenergic responses to bioactive amines.. amitriptyline : An organic tricyclic compound that is 10,11-dihydro-5H-dibenzo[a,d][7]annulene substituted by a 3-(dimethylamino)propylidene group at position 5. | 2.07 | 1 | 0 | carbotricyclic compound;
tertiary amine | adrenergic uptake inhibitor;
antidepressant;
environmental contaminant;
tropomyosin-related kinase B receptor agonist;
xenobiotic |
baclofen
[no description available] | 1.98 | 1 | 0 | amino acid zwitterion;
gamma-amino acid;
monocarboxylic acid;
monochlorobenzenes;
primary amino compound | central nervous system depressant;
GABA agonist;
muscle relaxant |
caffeine
[no description available] | 3.42 | 7 | 0 | purine alkaloid;
trimethylxanthine | adenosine A2A receptor antagonist;
adenosine receptor antagonist;
adjuvant;
central nervous system stimulant;
diuretic;
EC 2.7.11.1 (non-specific serine/threonine protein kinase) inhibitor;
EC 3.1.4.* (phosphoric diester hydrolase) inhibitor;
environmental contaminant;
food additive;
fungal metabolite;
geroprotector;
human blood serum metabolite;
mouse metabolite;
mutagen;
plant metabolite;
psychotropic drug;
ryanodine receptor agonist;
xenobiotic |
verapamil
Verapamil: A calcium channel blocker that is a class IV anti-arrhythmia agent.. verapamil : A racemate comprising equimolar amounts of dexverapamil and (S)-verapamil. An L-type calcium channel blocker of the phenylalkylamine class, it is used (particularly as the hydrochloride salt) in the treatment of hypertension, angina pectoris and cardiac arrhythmia, and as a preventive medication for migraine.. 2-(3,4-dimethoxyphenyl)-5-{[2-(3,4-dimethoxyphenyl)ethyl](methyl)amino}-2-(propan-2-yl)pentanenitrile : A tertiary amino compound that is 3,4-dimethoxyphenylethylamine in which the hydrogens attached to the nitrogen are replaced by a methyl group and a 4-cyano-4-(3,4-dimethoxyphenyl)-5-methylhexyl group. | 1.96 | 1 | 0 | aromatic ether;
nitrile;
polyether;
tertiary amino compound | |
beta-glycerophosphoric acid
beta-glycerophosphoric acid: plays role in mineralization of bone in vitro. glycerol 2-phosphate : A glycerol monophosphate having the phosphate group at the 2-position. | 1.97 | 1 | 0 | glycerol monophosphate | Escherichia coli metabolite;
plant metabolite |
carbonyl cyanide m-chlorophenyl hydrazone
Carbonyl Cyanide m-Chlorophenyl Hydrazone: A proton ionophore. It is commonly used as an uncoupling agent and inhibitor of photosynthesis because of its effects on mitochondrial and chloroplast membranes.. CCCP : A member of the class of monochlorobenzenes that is benzene substituted by 2-(1,3-dinitrilopropan-2-ylidene)hydrazinyl and chloro groups at positions 1 and 3, respectively. It is a mitochondrial depolarizing agent that induces reactive oxygen species mediated cell death. | 2.37 | 2 | 0 | hydrazone;
monochlorobenzenes;
nitrile | antibacterial agent;
geroprotector;
ionophore |
cilostamide
cilostamide: selective inhibitor of cyclic AMP phosphodiesterase & platelet aggregation; structure | 3.13 | 5 | 0 | quinolines | |
cilostazol
[no description available] | 2.44 | 2 | 0 | lactam;
tetrazoles | anticoagulant;
bronchodilator agent;
EC 3.1.4.17 (3',5'-cyclic-nucleotide phosphodiesterase) inhibitor;
fibrin modulating drug;
neuroprotective agent;
platelet aggregation inhibitor;
vasodilator agent |
cycloleucine
Cycloleucine: An amino acid formed by cyclization of leucine. It has cytostatic, immunosuppressive and antineoplastic activities.. 1-aminocyclopentanecarboxylic acid : A non-proteinogenic alpha-amino acid that is cyclopentane substituted at position 1 by amino and carboxy groups. | 2.36 | 2 | 0 | non-proteinogenic alpha-amino acid | EC 2.5.1.6 (methionine adenosyltransferase) inhibitor |
dapi
DAPI: RN given refers to parent cpd. | 2.05 | 1 | 0 | indoles | fluorochrome |
deferoxamine
Deferoxamine: Natural product isolated from Streptomyces pilosus. It forms iron complexes and is used as a chelating agent, particularly in the mesylate form.. desferrioxamine B : An acyclic desferrioxamine that is butanedioic acid in which one of the carboxy groups undergoes formal condensation with the primary amino group of N-(5-aminopentyl)-N-hydroxyacetamide and the second carboxy group undergoes formal condensation with the hydroxyamino group of N(1)-(5-aminopentyl)-N(1)-hydroxy-N(4)-[5-(hydroxyamino)pentyl]butanediamide. It is a siderophore native to Streptomyces pilosus biosynthesised by the DesABCD enzyme cluster as a high affinity Fe(III) chelator. | 2.36 | 2 | 0 | acyclic desferrioxamine | bacterial metabolite;
ferroptosis inhibitor;
iron chelator;
siderophore |
eflornithine
Eflornithine: An inhibitor of ORNITHINE DECARBOXYLASE, the rate limiting enzyme of the polyamine biosynthetic pathway.. eflornithine : A fluoroamino acid that is ornithine substituted by a difluoromethyl group at position 2. | 1.96 | 1 | 0 | alpha-amino acid;
fluoroamino acid | trypanocidal drug |
diazepam
Diazepam: A benzodiazepine with anticonvulsant, anxiolytic, sedative, muscle relaxant, and amnesic properties and a long duration of action. Its actions are mediated by enhancement of GAMMA-AMINOBUTYRIC ACID activity.. diazepam : A 1,4-benzodiazepinone that is 1,3-dihydro-2H-1,4-benzodiazepin-2-one substituted by a chloro group at position 7, a methyl group at position 1 and a phenyl group at position 5. | 2.01 | 1 | 0 | 1,4-benzodiazepinone;
organochlorine compound | anticonvulsant;
anxiolytic drug;
environmental contaminant;
sedative;
xenobiotic |
dilazep
Dilazep: Coronary vasodilator with some antiarrhythmic activity.. dilazep : A member of the class of diazepanes that is 1,4-diazepane substituted by 3-[(3,4,5-trimethoxybenzoyl)oxy]propyl groups at positions 1 and 4. It is a potent adenosine uptake inhibitor that exhibits antiplatelet, antianginal and vasodilator properties. | 3.35 | 7 | 0 | benzoate ester;
diazepane;
diester;
methoxybenzenes | cardioprotective agent;
platelet aggregation inhibitor;
vasodilator agent |
dipyridamole
Dipyridamole: A phosphodiesterase inhibitor that blocks uptake and metabolism of adenosine by erythrocytes and vascular endothelial cells. Dipyridamole also potentiates the antiaggregating action of prostacyclin. (From AMA Drug Evaluations Annual, 1994, p752). dipyridamole : A pyrimidopyrimidine that is 2,2',2'',2'''-(pyrimido[5,4-d]pyrimidine-2,6-diyldinitrilo)tetraethanol substituted by piperidin-1-yl groups at positions 4 and 8 respectively. A vasodilator agent, it inhibits the formation of blood clots. | 5.22 | 50 | 0 | piperidines;
pyrimidopyrimidine;
tertiary amino compound;
tetrol | adenosine phosphodiesterase inhibitor;
EC 3.5.4.4 (adenosine deaminase) inhibitor;
platelet aggregation inhibitor;
vasodilator agent |
2-amino-7-phosphonoheptanoic acid
2-amino-7-phosphonoheptanoic acid: (D)-isomer active as an antagonist of N-methyl-D-aspartate excitation of central neurons; (L)-isomer inactive; RN given refers to cpd without isomeric designation | 2.39 | 2 | 0 | | |
felodipine
Felodipine: A dihydropyridine calcium antagonist with positive inotropic effects. It lowers blood pressure by reducing peripheral vascular resistance through a highly selective action on smooth muscle in arteriolar resistance vessels.. felodipine : The mixed (methyl, ethyl) diester of 4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylic acid. A calcium-channel blocker, it lowers blood pressure by reducing peripheral vascular resistance through a highly selective action on smooth muscle in arteriolar resistance vessels. It is used in the management of hypertension and angina pectoris. | 1.96 | 1 | 0 | dichlorobenzene;
dihydropyridine;
ethyl ester;
methyl ester | anti-arrhythmia drug;
antihypertensive agent;
calcium channel blocker;
vasodilator agent |
flunitrazepam
Flunitrazepam: A benzodiazepine with pharmacologic actions similar to those of DIAZEPAM that can cause ANTEROGRADE AMNESIA. Some reports indicate that it is used as a date rape drug and suggest that it may precipitate violent behavior. The United States Government has banned the importation of this drug.. flunitrazepam : A 1,4-benzodiazepinone that is nitrazepam substituted by a methyl group at position 1 and by a fluoro group at position 2'. It is a potent hypnotic, sedative, and amnestic drug used to treat chronic insomnia. | 1.96 | 1 | 0 | 1,4-benzodiazepinone;
C-nitro compound;
monofluorobenzenes | anxiolytic drug;
GABAA receptor agonist;
sedative |
furosemide
Furosemide: A benzoic-sulfonamide-furan. It is a diuretic with fast onset and short duration that is used for EDEMA and chronic RENAL INSUFFICIENCY.. furosemide : A chlorobenzoic acid that is 4-chlorobenzoic acid substituted by a (furan-2-ylmethyl)amino and a sulfamoyl group at position 2 and 5 respectively. It is a diuretic used in the treatment of congestive heart failure. | 1.99 | 1 | 0 | chlorobenzoic acid;
furans;
sulfonamide | environmental contaminant;
loop diuretic;
xenobiotic |
hexamethonium
Hexamethonium: A nicotinic cholinergic antagonist often referred to as the prototypical ganglionic blocker. It is poorly absorbed from the gastrointestinal tract and does not cross the blood-brain barrier. It has been used for a variety of therapeutic purposes including hypertension but, like the other ganglionic blockers, it has been replaced by more specific drugs for most purposes, although it is widely used a research tool. | 1.99 | 1 | 0 | quaternary ammonium salt | |
ethidium
Ethidium: A trypanocidal agent and possible antiviral agent that is widely used in experimental cell biology and biochemistry. Ethidium has several experimentally useful properties including binding to nucleic acids, noncompetitive inhibition of nicotinic acetylcholine receptors, and fluorescence among others. It is most commonly used as the bromide.. ethidium : The fluorescent compound widely used in experimental cell biology and biochemistry to reveal double-stranded DNA and RNA. | 3.12 | 1 | 0 | phenanthridines | fluorochrome;
intercalator |
hydralazine
Hydralazine: A direct-acting vasodilator that is used as an antihypertensive agent.. hydralazine : The 1-hydrazino derivative of phthalazine; a direct-acting vasodilator that is used as an antihypertensive agent. | 1.97 | 1 | 0 | azaarene;
hydrazines;
ortho-fused heteroarene;
phthalazines | antihypertensive agent;
vasodilator agent |
hydroxyurea
[no description available] | 3.06 | 5 | 0 | one-carbon compound;
ureas | antimetabolite;
antimitotic;
antineoplastic agent;
DNA synthesis inhibitor;
EC 1.17.4.1 (ribonucleoside-diphosphate reductase) inhibitor;
genotoxin;
immunomodulator;
radical scavenger;
teratogenic agent |
1-methyl-3-isobutylxanthine
1-Methyl-3-isobutylxanthine: A potent cyclic nucleotide phosphodiesterase inhibitor; due to this action, the compound increases cyclic AMP and cyclic GMP in tissue and thereby activates CYCLIC NUCLEOTIDE-REGULATED PROTEIN KINASES. 3-isobutyl-1-methylxanthine : An oxopurine that is xanthine which is substituted at positions 1 and 3 by methyl and isobutyl groups, respectively. | 3.93 | 13 | 0 | 3-isobutyl-1-methylxanthine | |
isoproterenol
Isoproterenol: Isopropyl analog of EPINEPHRINE; beta-sympathomimetic that acts on the heart, bronchi, skeletal muscle, alimentary tract, etc. It is used mainly as bronchodilator and heart stimulant.. isoprenaline : A secondary amino compound that is noradrenaline in which one of the hydrogens attached to the nitrogen is replaced by an isopropyl group. A sympathomimetic acting almost exclusively on beta-adrenergic receptors, it is used (mainly as the hydrochloride salt) as a bronghodilator and heart stimulant for the management of a variety of cardiac disorders. | 3.5 | 8 | 0 | catechols;
secondary alcohol;
secondary amino compound | beta-adrenergic agonist;
bronchodilator agent;
cardiotonic drug;
sympathomimetic agent |
lidoflazine
Lidoflazine: Coronary vasodilator with some antiarrhythmic action. | 1.96 | 1 | 0 | diarylmethane | |
2-(4-morpholinyl)-8-phenyl-4h-1-benzopyran-4-one
2-(4-morpholinyl)-8-phenyl-4H-1-benzopyran-4-one: specific inhibitor of phosphatidylinositol 3-kinase; structure in first source | 2.01 | 1 | 0 | chromones;
morpholines;
organochlorine compound | autophagy inhibitor;
EC 2.7.1.137 (phosphatidylinositol 3-kinase) inhibitor;
geroprotector |
6-anilino-5,8-quinolinedione
6-anilino-5,8-quinolinedione: structure given in first source; SRS-A & guanylate cyclase antagonist. 6-anilino-5,8-quinolinedione : A quinolone that is quinoline-5,8-dione in which the hydrogen at position 6 is replaced by an anilino group. | 2 | 1 | 0 | aminoquinoline;
aromatic amine;
p-quinones;
quinolone | antineoplastic agent;
EC 4.6.1.2 (guanylate cyclase) inhibitor |
nocodazole
[no description available] | 3.26 | 6 | 0 | aromatic ketone;
benzimidazoles;
carbamate ester;
thiophenes | antimitotic;
antineoplastic agent;
microtubule-destabilising agent;
tubulin modulator |
midazolam
Midazolam: A short-acting hypnotic-sedative drug with anxiolytic and amnestic properties. It is used in dentistry, cardiac surgery, endoscopic procedures, as preanesthetic medication, and as an adjunct to local anesthesia. The short duration and cardiorespiratory stability makes it useful in poor-risk, elderly, and cardiac patients. It is water-soluble at pH less than 4 and lipid-soluble at physiological pH.. midazolam : An imidazobenzodiazepine that is 4H-imidazo[1,5-a][1,4]benzodiazepine which is substituted by a methyl, 2-fluorophenyl and chloro groups at positions 1, 6 and 8, respectively. | 2 | 1 | 0 | imidazobenzodiazepine;
monofluorobenzenes;
organochlorine compound | anticonvulsant;
antineoplastic agent;
anxiolytic drug;
apoptosis inducer;
central nervous system depressant;
GABAA receptor agonist;
general anaesthetic;
muscle relaxant;
sedative |
milrinone
[no description available] | 3.52 | 8 | 0 | bipyridines;
nitrile;
pyridone | cardiotonic drug;
EC 3.1.4.17 (3',5'-cyclic-nucleotide phosphodiesterase) inhibitor;
platelet aggregation inhibitor;
vasodilator agent |
molsidomine
Molsidomine: A morpholinyl sydnone imine ethyl ester, having a nitrogen in place of the keto oxygen. It acts as NITRIC OXIDE DONORS and is a vasodilator that has been used in ANGINA PECTORIS.. molsidomine : A member of the class of oxadiazoles that is 1,2,3-oxadiazole substituted by morpholin-4-yl and (ethoxycarbonyl)azanidyl groups at positions 3 and 5, respectively. It is used as a vasodilator drug for the treatment of myocardial ischemic syndrome and congestive heart failure. | 2.02 | 1 | 0 | ethyl ester;
morpholines;
oxadiazole;
zwitterion | antioxidant;
apoptosis inhibitor;
cardioprotective agent;
nitric oxide donor;
vasodilator agent |
ethylmaleimide
Ethylmaleimide: A sulfhydryl reagent that is widely used in experimental biochemical studies. | 1.96 | 1 | 0 | maleimides | anticoronaviral agent;
EC 1.3.1.8 [acyl-CoA dehydrogenase (NADP(+))] inhibitor;
EC 2.1.1.122 [(S)-tetrahydroprotoberberine N-methyltransferase] inhibitor;
EC 2.7.1.1 (hexokinase) inhibitor |
nifedipine
Nifedipine: A potent vasodilator agent with calcium antagonistic action. It is a useful anti-anginal agent that also lowers blood pressure. | 1.96 | 1 | 0 | C-nitro compound;
dihydropyridine;
methyl ester | calcium channel blocker;
human metabolite;
tocolytic agent;
vasodilator agent |
nitrendipine
Nitrendipine: A calcium channel blocker with marked vasodilator action. It is an effective antihypertensive agent and differs from other calcium channel blockers in that it does not reduce glomerular filtration rate and is mildly natriuretic, rather than sodium retentive.. nitrendipine : A dihydropyridine that is 1,4-dihydropyridine substituted by methyl groups at positions 2 and 6, a 3-nitrophenyl group at position 4, a ethoxycarbonyl group at position 3 and a methoxycarbonyl group at position 5. It is a calcium-channel blocker used in the treatment of hypertension. | 1.96 | 1 | 0 | C-nitro compound;
dicarboxylic acids and O-substituted derivatives;
diester;
dihydropyridine;
ethyl ester;
methyl ester | antihypertensive agent;
calcium channel blocker;
geroprotector;
vasodilator agent |
papaverine
Papaverine: An alkaloid found in opium but not closely related to the other opium alkaloids in its structure or pharmacological actions. It is a direct-acting smooth muscle relaxant used in the treatment of impotence and as a vasodilator, especially for cerebral vasodilation. The mechanism of its pharmacological actions is not clear, but it apparently can inhibit phosphodiesterases and it may have direct actions on calcium channels.. papaverine : A benzylisoquinoline alkaloid that is isoquinoline substituted by methoxy groups at positions 6 and 7 and a 3,4-dimethoxybenzyl group at position 1. It has been isolated from Papaver somniferum. | 2.44 | 2 | 0 | benzylisoquinoline alkaloid;
dimethoxybenzene;
isoquinolines | antispasmodic drug;
vasodilator agent |
pentoxifylline
[no description available] | 2.07 | 1 | 0 | oxopurine | |
potassium chloride
Potassium Chloride: A white crystal or crystalline powder used in BUFFERS; FERTILIZERS; and EXPLOSIVES. It can be used to replenish ELECTROLYTES and restore WATER-ELECTROLYTE BALANCE in treating HYPOKALEMIA.. potassium chloride : A metal chloride salt with a K(+) counterion. | 2 | 1 | 0 | inorganic chloride;
inorganic potassium salt;
potassium salt | fertilizer |
pyridoxal phosphate-6-azophenyl-2',4'-disulfonic acid
pyridoxal phosphate-6-azophenyl-2',4'-disulfonic acid: a novel antagonist that selectively blocks P2 purinoceptor receptors; a useful tool to study co-transmission in tissues when ATP and coexisting neurotransmitters act in concert. 5'-phosphopyridoxal-6-azobenzene-2,4-disulfonic acid : An arenesulfonic acid that is pyridoxal 5'-phosphate carrying an additional 2,4-disulfophenylazo substituent at position 6. | 2 | 1 | 0 | arenesulfonic acid;
azobenzenes;
methylpyridines;
monohydroxypyridine;
organic phosphate;
pyridinecarbaldehyde | purinergic receptor P2X antagonist |
procaine
Procaine: A local anesthetic of the ester type that has a slow onset and a short duration of action. It is mainly used for infiltration anesthesia, peripheral nerve block, and spinal block. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1016).. procaine : A benzoate ester, formally the result of esterification of 4-aminobenzoic acid with 2-diethylaminoethanol but formed experimentally by reaction of ethyl 4-aminobenzoate with 2-diethylaminoethanol. | 2 | 1 | 0 | benzoate ester;
substituted aniline;
tertiary amino compound | central nervous system depressant;
drug allergen;
local anaesthetic;
peripheral nervous system drug |
procaterol
Procaterol: A long-acting beta-2-adrenergic receptor agonist. | 2.06 | 1 | 0 | quinolines | |
propentofylline
[no description available] | 2 | 1 | 0 | oxopurine | |
propranolol
Propranolol: A widely used non-cardioselective beta-adrenergic antagonist. Propranolol has been used for MYOCARDIAL INFARCTION; ARRHYTHMIA; ANGINA PECTORIS; HYPERTENSION; HYPERTHYROIDISM; MIGRAINE; PHEOCHROMOCYTOMA; and ANXIETY but adverse effects instigate replacement by newer drugs.. propranolol : A propanolamine that is propan-2-ol substituted by a propan-2-ylamino group at position 1 and a naphthalen-1-yloxy group at position 3. | 2.38 | 2 | 0 | naphthalenes;
propanolamine;
secondary amine | anti-arrhythmia drug;
antihypertensive agent;
anxiolytic drug;
beta-adrenergic antagonist;
environmental contaminant;
human blood serum metabolite;
vasodilator agent;
xenobiotic |
4-(3-butoxy-4-methoxybenzyl)-2-imidazolidinone
4-(3-Butoxy-4-methoxybenzyl)-2-imidazolidinone: Inhibitor of phosphodiesterases. | 2.67 | 3 | 0 | methoxybenzenes | |
rolipram
[no description available] | 8.82 | 11 | 0 | pyrrolidin-2-ones | antidepressant;
EC 3.1.4.* (phosphoric diester hydrolase) inhibitor |
linsidomine
linsidomine: RN given refers to parent cpd; structure | 2.02 | 1 | 0 | morpholines | |
iodoacetic acid
Iodoacetic Acid: A derivative of ACETIC ACID that contains one IODINE atom attached to its methyl group.. iodoacetic acid : A haloacetic acid that is acetic acid in which one of the hydrogens of the methyl group is replaced by an iodine atom. | 2.39 | 2 | 0 | haloacetic acid;
organoiodine compound | alkylating agent |
theobromine
Theobromine: 3,7-Dimethylxanthine. The principle alkaloid in Theobroma cacao (the cacao bean) and other plants. A xanthine alkaloid that is used as a bronchodilator and as a vasodilator. It has a weaker diuretic activity than THEOPHYLLINE and is also a less powerful stimulant of smooth muscle. It has practically no stimulant effect on the central nervous system. It was formerly used as a diuretic and in the treatment of angina pectoris and hypertension. (From Martindale, The Extra Pharmacopoeia, 30th ed, pp1318-9). theobromine : A dimethylxanthine having the two methyl groups located at positions 3 and 7. A purine alkaloid derived from the cacao plant, it is found in chocolate, as well as in a number of other foods, and is a vasodilator, diuretic and heart stimulator. | 2.41 | 2 | 0 | dimethylxanthine | adenosine receptor antagonist;
bronchodilator agent;
food component;
human blood serum metabolite;
mouse metabolite;
plant metabolite;
vasodilator agent |
8-(n,n-diethylamino)octyl-3,4,5-trimethoxybenzoate
8-(N,N-diethylamino)octyl-3,4,5-trimethoxybenzoate: intracellular calcium antagonist; RN given refers to parent cpd | 1.96 | 1 | 0 | trihydroxybenzoic acid | |
trequinsin
trequinsin: RN given refers to parent cpd; structure given in first source | 2.44 | 2 | 0 | pyridopyrimidine | |
trifluoperazine
[no description available] | 1.97 | 1 | 0 | N-alkylpiperazine;
N-methylpiperazine;
organofluorine compound;
phenothiazines | antiemetic;
calmodulin antagonist;
dopaminergic antagonist;
EC 1.8.1.12 (trypanothione-disulfide reductase) inhibitor;
EC 5.3.3.5 (cholestenol Delta-isomerase) inhibitor;
phenothiazine antipsychotic drug |
w 7
W 7: RN given refers to parent cpd; structure; calmodulin antagonist | 1.98 | 1 | 0 | | |
8-(4-((2-aminoethyl)aminocarbonylmethyloxy)phenyl)-1,3-dipropylxanthine
8-(4-((2-aminoethyl)aminocarbonylmethyloxy)phenyl)-1,3-dipropylxanthine: adenosine receptor antagonist | 2.41 | 2 | 0 | | |
zardaverine
zardaverine: structure given in first source. zardaverine : A pyridazinone derivative in which pyridazin-3(2H)-one is substituted at C-6 with a 4-(difluoromethoxy)-3-methoxyphenyl group. It is a phosphodiesterase inhibitor, selective for PDE3 and 4. | 2.07 | 1 | 0 | organofluorine compound;
pyridazinone | anti-asthmatic drug;
bronchodilator agent;
EC 3.1.4.* (phosphoric diester hydrolase) inhibitor;
peripheral nervous system drug |
thymidine
[no description available] | 4.74 | 7 | 1 | pyrimidine 2'-deoxyribonucleoside | Escherichia coli metabolite;
human metabolite;
metabolite;
mouse metabolite |
thyroxine
Thyroxine: The major hormone derived from the thyroid gland. Thyroxine is synthesized via the iodination of tyrosines (MONOIODOTYROSINE) and the coupling of iodotyrosines (DIIODOTYROSINE) in the THYROGLOBULIN. Thyroxine is released from thyroglobulin by proteolysis and secreted into the blood. Thyroxine is peripherally deiodinated to form TRIIODOTHYRONINE which exerts a broad spectrum of stimulatory effects on cell metabolism.. thyroxine : An iodothyronine compound having iodo substituents at the 3-, 3'-, 5- and 5'-positions. | 1.99 | 1 | 0 | 2-halophenol;
iodophenol;
L-phenylalanine derivative;
non-proteinogenic L-alpha-amino acid;
thyroxine zwitterion;
thyroxine | antithyroid drug;
human metabolite;
mouse metabolite;
thyroid hormone |
carbachol
Carbachol: A slowly hydrolyzed CHOLINERGIC AGONIST that acts at both MUSCARINIC RECEPTORS and NICOTINIC RECEPTORS. | 2.91 | 4 | 0 | ammonium salt;
carbamate ester | cardiotonic drug;
miotic;
muscarinic agonist;
nicotinic acetylcholine receptor agonist;
non-narcotic analgesic |
pentylenetetrazole
Pentylenetetrazole: A pharmaceutical agent that displays activity as a central nervous system and respiratory stimulant. It is considered a non-competitive GAMMA-AMINOBUTYRIC ACID antagonist. Pentylenetetrazole has been used experimentally to study seizure phenomenon and to identify pharmaceuticals that may control seizure susceptibility.. pentetrazol : An organic heterobicyclic compound that is 1H-tetrazole in which the hydrogens at positions 1 and 5 are replaced by a pentane-1,5-diyl group. A central and respiratory stimulant, it was formerly used for the treatment of cough and other respiratory tract disorders, cardiovascular disorders including hypotension, and pruritis. | 2.41 | 2 | 0 | organic heterobicyclic compound;
organonitrogen heterocyclic compound | |
alanine
Alanine: A non-essential amino acid that occurs in high levels in its free state in plasma. It is produced from pyruvate by transamination. It is involved in sugar and acid metabolism, increases IMMUNITY, and provides energy for muscle tissue, BRAIN, and the CENTRAL NERVOUS SYSTEM.. alanine : An alpha-amino acid that consists of propionic acid bearing an amino substituent at position 2. | 1.97 | 1 | 0 | alanine zwitterion;
alanine;
L-alpha-amino acid;
proteinogenic amino acid;
pyruvate family amino acid | EC 4.3.1.15 (diaminopropionate ammonia-lyase) inhibitor;
fundamental metabolite |
glutamine
Glutamine: A non-essential amino acid present abundantly throughout the body and is involved in many metabolic processes. It is synthesized from GLUTAMIC ACID and AMMONIA. It is the principal carrier of NITROGEN in the body and is an important energy source for many cells.. L-glutamine : An optically active form of glutamine having L-configuration.. glutamine : An alpha-amino acid that consists of butyric acid bearing an amino substituent at position 2 and a carbamoyl substituent at position 4. | 1.97 | 1 | 0 | amino acid zwitterion;
glutamine family amino acid;
glutamine;
L-alpha-amino acid;
polar amino acid zwitterion;
proteinogenic amino acid | EC 1.14.13.39 (nitric oxide synthase) inhibitor;
Escherichia coli metabolite;
human metabolite;
metabolite;
micronutrient;
mouse metabolite;
nutraceutical;
Saccharomyces cerevisiae metabolite |
adenosine diphosphate
Adenosine Diphosphate: Adenosine 5'-(trihydrogen diphosphate). An adenine nucleotide containing two phosphate groups esterified to the sugar moiety at the 5'-position. | 4.23 | 18 | 0 | adenosine 5'-phosphate;
purine ribonucleoside 5'-diphosphate | fundamental metabolite;
human metabolite |
uridine
[no description available] | 3.21 | 6 | 0 | uridines | drug metabolite;
fundamental metabolite;
human metabolite |
carbostyril
Quinolones: A group of derivatives of naphthyridine carboxylic acid, quinoline carboxylic acid, or NALIDIXIC ACID.. quinolin-2(1H)-one : A quinolone that is 1,2-dihydroquinoline substituted by an oxo group at position 2. | 2.94 | 4 | 0 | monohydroxyquinoline;
quinolone | bacterial xenobiotic metabolite |
edetic acid
Edetic Acid: A chelating agent that sequesters a variety of polyvalent cations such as CALCIUM. It is used in pharmaceutical manufacturing and as a food additive. | 1.98 | 1 | 0 | ethylenediamine derivative;
polyamino carboxylic acid;
tetracarboxylic acid | anticoagulant;
antidote;
chelator;
copper chelator;
geroprotector |
adenosine monophosphate
Adenosine Monophosphate: Adenine nucleotide containing one phosphate group esterified to the sugar moiety in the 2'-, 3'-, or 5'-position. | 5.21 | 16 | 0 | adenosine 5'-phosphate;
purine ribonucleoside 5'-monophosphate | adenosine A1 receptor agonist;
cofactor;
EC 3.1.3.1 (alkaline phosphatase) inhibitor;
EC 3.1.3.11 (fructose-bisphosphatase) inhibitor;
fundamental metabolite;
micronutrient;
nutraceutical |
methylene blue
Methylene Blue: A compound consisting of dark green crystals or crystalline powder, having a bronze-like luster. Solutions in water or alcohol have a deep blue color. Methylene blue is used as a bacteriologic stain and as an indicator. It inhibits GUANYLATE CYCLASE, and has been used to treat cyanide poisoning and to lower levels of METHEMOGLOBIN.. methylene blue : An organic chloride salt having 3,7-bis(dimethylamino)phenothiazin-5-ium as the counterion. A commonly used dye that also exhibits antioxidant, antimalarial, antidepressant and cardioprotective properties. | 1.98 | 1 | 0 | organic chloride salt | acid-base indicator;
antidepressant;
antimalarial;
antimicrobial agent;
antioxidant;
cardioprotective agent;
EC 1.4.3.4 (monoamine oxidase) inhibitor;
EC 3.1.1.8 (cholinesterase) inhibitor;
EC 4.6.1.2 (guanylate cyclase) inhibitor;
fluorochrome;
histological dye;
neuroprotective agent;
physical tracer |
leucine
Leucine: An essential branched-chain amino acid important for hemoglobin formation.. leucine : A branched-chain amino acid that consists of glycine in which one of the hydrogens attached to the alpha-carbon is substituted by an isobutyl group. | 2 | 1 | 0 | amino acid zwitterion;
L-alpha-amino acid;
leucine;
proteinogenic amino acid;
pyruvate family amino acid | algal metabolite;
Escherichia coli metabolite;
human metabolite;
mouse metabolite;
plant metabolite;
Saccharomyces cerevisiae metabolite |
uridine triphosphate
Uridine Triphosphate: Uridine 5'-(tetrahydrogen triphosphate). A uracil nucleotide containing three phosphate groups esterified to the sugar moiety. | 2.01 | 1 | 0 | pyrimidine ribonucleoside 5'-triphosphate;
uridine 5'-phosphate | Escherichia coli metabolite;
mouse metabolite |
methionine
Methionine: A sulfur-containing essential L-amino acid that is important in many body functions.. methionine : A sulfur-containing amino acid that is butyric acid bearing an amino substituent at position 2 and a methylthio substituent at position 4. | 2.89 | 4 | 0 | aspartate family amino acid;
L-alpha-amino acid;
methionine zwitterion;
methionine;
proteinogenic amino acid | antidote to paracetamol poisoning;
human metabolite;
micronutrient;
mouse metabolite;
nutraceutical |
colchicine
(S)-colchicine : A colchicine that has (S)-configuration. It is a secondary metabolite, has anti-inflammatory properties and is used to treat gout, crystal-induced joint inflammation, familial Mediterranean fever, and many other conditions. | 2.67 | 3 | 0 | alkaloid;
colchicine | anti-inflammatory agent;
gout suppressant;
mutagen |
cycloheximide
Cycloheximide: Antibiotic substance isolated from streptomycin-producing strains of Streptomyces griseus. It acts by inhibiting elongation during protein synthesis.. cycloheximide : A dicarboximide that is 4-(2-hydroxyethyl)piperidine-2,6-dione in which one of the hydrogens attached to the carbon bearing the hydroxy group is replaced by a 3,5-dimethyl-2-oxocyclohexyl group. It is an antibiotic produced by the bacterium Streptomyces griseus. | 1.96 | 1 | 0 | antibiotic fungicide;
cyclic ketone;
dicarboximide;
piperidine antibiotic;
piperidones;
secondary alcohol | anticoronaviral agent;
bacterial metabolite;
ferroptosis inhibitor;
neuroprotective agent;
protein synthesis inhibitor |
egtazic acid
Egtazic Acid: A chelating agent relatively more specific for calcium and less toxic than EDETIC ACID.. ethylene glycol bis(2-aminoethyl)tetraacetic acid : A diether that is ethylene glycol in which the hydrogens of the hydroxy groups have been replaced by 2-[bis(carboxymethyl)amino]ethyl group respectively. | 1.98 | 1 | 0 | diether;
tertiary amino compound;
tetracarboxylic acid | chelator |
tubercidin
Tubercidin: An antibiotic purine ribonucleoside that readily substitutes for adenosine in the biological system, but its incorporation into DNA and RNA has an inhibitory effect on the metabolism of these nucleic acids.. tubercidin : An N-glycosylpyrrolopyrimidine that is adenosine in which the in the 5-membered ring that is not attached to the ribose moiety is replaced by a carbon. Tubercidin is produced in the culture broth of Streptomyces tubericidus. | 5.95 | 34 | 0 | antibiotic antifungal agent;
N-glycosylpyrrolopyrimidine;
ribonucleoside | antimetabolite;
antineoplastic agent;
bacterial metabolite |
mannitol
[no description available] | 2 | 1 | 0 | mannitol | allergen;
antiglaucoma drug;
compatible osmolytes;
Escherichia coli metabolite;
food anticaking agent;
food bulking agent;
food humectant;
food stabiliser;
food thickening agent;
hapten;
metabolite;
osmotic diuretic;
sweetening agent |
cytarabine
[no description available] | 3.06 | 1 | 0 | beta-D-arabinoside;
monosaccharide derivative;
pyrimidine nucleoside | antimetabolite;
antineoplastic agent;
antiviral agent;
immunosuppressive agent |
ornithine
Ornithine: An amino acid produced in the urea cycle by the splitting off of urea from arginine.. ornithine : An alpha-amino acid that is pentanoic acid bearing two amino substituents at positions 2 and 5. | 1.96 | 1 | 0 | non-proteinogenic L-alpha-amino acid;
ornithine | algal metabolite;
hepatoprotective agent;
mouse metabolite |
tryptophan
Tryptophan: An essential amino acid that is necessary for normal growth in infants and for NITROGEN balance in adults. It is a precursor of INDOLE ALKALOIDS in plants. It is a precursor of SEROTONIN (hence its use as an antidepressant and sleep aid). It can be a precursor to NIACIN, albeit inefficiently, in mammals.. tryptophan : An alpha-amino acid that is alanine bearing an indol-3-yl substituent at position 3. | 2 | 1 | 0 | erythrose 4-phosphate/phosphoenolpyruvate family amino acid;
L-alpha-amino acid zwitterion;
L-alpha-amino acid;
proteinogenic amino acid;
tryptophan zwitterion;
tryptophan | antidepressant;
Escherichia coli metabolite;
human metabolite;
micronutrient;
mouse metabolite;
nutraceutical;
plant metabolite;
Saccharomyces cerevisiae metabolite |
arginine
Arginine: An essential amino acid that is physiologically active in the L-form.. arginine : An alpha-amino acid that is glycine in which the alpha-is substituted by a 3-guanidinopropyl group. | 2.41 | 2 | 0 | arginine;
glutamine family amino acid;
L-alpha-amino acid;
proteinogenic amino acid | biomarker;
Escherichia coli metabolite;
micronutrient;
mouse metabolite;
nutraceutical |
2,4-dinitrobenzenesulfonic acid
2,4-dinitrobenzenesulfonic acid: RN given refers to parent cpd; structure. 2,4-dinitrobenzenesulfonic acid : The arenesulfonic acid that is benzenesulfonic acid with two nitro substituents in the 2- and 4-positions. | 2.46 | 2 | 0 | arenesulfonic acid;
C-nitro compound | |
quinoxalines
quinoxaline : A naphthyridine in which the nitrogens are at positions 1 and 4. | 2.71 | 3 | 0 | mancude organic heterobicyclic parent;
naphthyridine;
ortho-fused heteroarene | |
phosphoribosyl pyrophosphate
Phosphoribosyl Pyrophosphate: The key substance in the biosynthesis of histidine, tryptophan, and purine and pyrimidine nucleotides.. 5-phosphoribosyl diphosphate : A ribose diphosphate carrying an additional phosphate group at position 5.. 5-O-phosphono-alpha-D-ribofuranosyl diphosphate : A derivative of alpha-D-ribose having a phosphate group at the 5-position and a diphosphate at the 1-position. | 1.96 | 1 | 0 | 5-O-phosphono-D-ribofuranosyl diphosphate | Escherichia coli metabolite;
human metabolite;
mouse metabolite;
plant metabolite |
thiophenes
Thiophenes: A monocyclic heteroarene furan in which the oxygen atom is replaced by a sulfur.. thiophenes : Compounds containing at least one thiophene ring. | 2 | 1 | 0 | mancude organic heteromonocyclic parent;
monocyclic heteroarene;
thiophenes;
volatile organic compound | non-polar solvent |
sodium cyanide
Sodium Cyanide: A highly poisonous compound that is an inhibitor of many metabolic processes and is used as a test reagent for the function of chemoreceptors. It is also used in many industrial processes.. sodium cyanide : A cyanide salt containing equal numbers of sodium cations and cyanide anions. | 1.99 | 1 | 0 | cyanide salt;
one-carbon compound;
sodium salt | EC 1.15.1.1 (superoxide dismutase) inhibitor |
2-chloroadenosine
5-chloroformycin A: structure given in first source | 4.06 | 15 | 0 | purine nucleoside | |
quinazolines
Quinazolines: A group of aromatic heterocyclic compounds that contain a bicyclic structure with two fused six-membered aromatic rings, a benzene ring and a pyrimidine ring.. quinazoline : A mancude organic heterobicyclic parent that is naphthalene in which the carbon atoms at positions 1 and 3 have been replaced by nitrogen atoms.. quinazolines : Any organic heterobicyclic compound based on a quinazoline skeleton and its substituted derivatives. | 2.41 | 2 | 0 | azaarene;
mancude organic heterobicyclic parent;
ortho-fused heteroarene;
quinazolines | |
aminophylline
Aminophylline: A drug combination that contains THEOPHYLLINE and ethylenediamine. It is more soluble in water than theophylline but has similar pharmacologic actions. It's most common use is in bronchial asthma, but it has been investigated for several other applications.. aminophylline : A mixture comprising of theophylline and ethylenediamine in a 2:1 ratio. | 2.38 | 2 | 0 | mixture | bronchodilator agent;
cardiotonic drug |
aminoimidazole carboxamide
Aminoimidazole Carboxamide: An imidazole derivative which is a metabolite of the antineoplastic agents BIC and DIC. By itself, or as the ribonucleotide, it is used as a condensation agent in the preparation of nucleosides and nucleotides. Compounded with orotic acid, it is used to treat liver diseases.. 5-aminoimidazole-4-carboxamide : An aminoimidazole in which the amino group is at C-5 with a carboxamido group at C-4. | 4.47 | 7 | 0 | aminoimidazole;
monocarboxylic acid amide | mouse metabolite |
bicuculline
Bicuculline: An isoquinoline alkaloid obtained from Dicentra cucullaria and other plants. It is a competitive antagonist for GABA-A receptors.. bicuculline : A benzylisoquinoline alkaloid that is 6-methyl-5,6,7,8-tetrahydro[1,3]dioxolo[4,5-g]isoquinoline which is substituted at the 5-pro-S position by a (6R)-8-oxo-6,8-dihydrofuro[3,4-e][1,3]benzodioxol-6-yl group. A light-sensitive competitive antagonist of GABAA receptors. It was originally identified in 1932 in plant alkaloid extracts and has been isolated from Dicentra cucullaria, Adlumia fungosa, Fumariaceae, and several Corydalis species. | 2.4 | 2 | 0 | benzylisoquinoline alkaloid;
isoquinoline alkaloid;
isoquinolines | agrochemical;
central nervous system stimulant;
GABA-gated chloride channel antagonist;
GABAA receptor antagonist;
neurotoxin |
kainic acid
Kainic Acid: (2S-(2 alpha,3 beta,4 beta))-2-Carboxy-4-(1-methylethenyl)-3-pyrrolidineacetic acid. Ascaricide obtained from the red alga Digenea simplex. It is a potent excitatory amino acid agonist at some types of excitatory amino acid receptors and has been used to discriminate among receptor types. Like many excitatory amino acid agonists it can cause neurotoxicity and has been used experimentally for that purpose. | 2.43 | 2 | 0 | dicarboxylic acid;
L-proline derivative;
non-proteinogenic L-alpha-amino acid;
pyrrolidinecarboxylic acid | antinematodal drug;
excitatory amino acid agonist |
malondialdehyde
Malondialdehyde: The dialdehyde of malonic acid.. malonaldehyde : A dialdehyde that is propane substituted by two oxo groups at the terminal carbon atoms respectively. A biomarker of oxidative damage to lipids caused by smoking, it exists in vivo mainly in the enol form. | 2.4 | 2 | 0 | dialdehyde | biomarker |
gentian violet
Gentian Violet: A dye that is a mixture of violet rosanilinis with antibacterial, antifungal, and anthelmintic properties.. crystal violet : An organic chloride salt that is the monochloride salt of crystal violet cation. It has been used in creams for the topical treatment of bacterial and fungal infections, being effective against some Gram-positive bacteria (notably Staphylococcus species) and some pathogenic fungi (including Candida species) but use declined following reports of animal carcinogenicity. It has also been used for dying wood, silk, and paper, as well as a histological stain. | 2.01 | 1 | 0 | organic chloride salt | anthelminthic drug;
antibacterial agent;
antifungal agent;
antiseptic drug;
histological dye |
deoxycytidine
[no description available] | 2.38 | 2 | 0 | pyrimidine 2'-deoxyribonucleoside | Escherichia coli metabolite;
human metabolite;
mouse metabolite;
Saccharomyces cerevisiae metabolite |
2,6-dichloroindophenol
2,6-Dichloroindophenol: A dye used as a reagent in the determination of vitamin C.. 2,6-dichloroindophenol : A quinone imine that is indophenol substituted by chloro groups at positions 2 and 6.. N-3,5-dichloro-4-hydroxyphenyl-1,4-benzoquinone imine : 1,4-benzoquinone imine having a 3,5-dichloro-4-hydroxyphenyl substituent attached to the nitrogen atom. | 1.95 | 1 | 0 | dichlorobenzene;
quinone imine | |
2'-deoxyadenosine
2'-deoxyformycin A: RN not in Chemline 9/85; RN and structure given in first source | 1.98 | 1 | 0 | purine 2'-deoxyribonucleoside;
purines 2'-deoxy-D-ribonucleoside | Escherichia coli metabolite;
human metabolite;
mouse metabolite;
Saccharomyces cerevisiae metabolite |
2'-deoxyadenosine triphosphate
2'-deoxyadenosine triphosphate: RN given refers to unlabeled parent cpd | 1.96 | 1 | 0 | 2'-deoxyadenosine 5'-phosphate;
purine 2'-deoxyribonucleoside 5'-triphosphate | Escherichia coli metabolite;
mouse metabolite |
acadesine
[no description available] | 4 | 4 | 0 | 1-ribosylimidazolecarboxamide;
aminoimidazole;
nucleoside analogue | antineoplastic agent;
platelet aggregation inhibitor |
dithiothreitol
1,4-dimercaptobutane-2,3-diol : A glycol that is butane-2,3-diol in which a hydrogen from each of the methyl groups is replaced by a thiol group.. 1,4-dithiothreitol : The threo-diastereomer of 1,4-dimercaptobutane-2,3-diol. | 1.96 | 1 | 0 | 1,4-dimercaptobutane-2,3-diol;
butanediols;
dithiol;
glycol;
thiol | chelator;
human metabolite;
reducing agent |
dideoxyadenosine
Dideoxyadenosine: A dideoxynucleoside compound in which the 3'-hydroxy group on the sugar moiety has been replaced by a hydrogen. This modification prevents the formation of phosphodiester linkages which are needed for the completion of nucleic acid chains. The compound is an inhibitor of HIV replication, acting as a chain-terminator of viral DNA by binding to reverse transcriptase. Its principal side effect is nephrotoxicity. In vivo, dideoxyadenosine is rapidly metabolized to DIDANOSINE (ddI) by enzymatic deamination; ddI is then converted to dideoxyinosine monophosphate and ultimately to dideoxyadenosine triphosphate, the putative active metabolite. | 3.24 | 6 | 0 | adenosines;
purine 2',3'-dideoxyribonucleoside | EC 3.5.4.4 (adenosine deaminase) inhibitor;
EC 4.6.1.1 (adenylate cyclase) inhibitor |
vidarabine
adenine arabinoside : A purine nucleoside in which adenine is attached to arabinofuranose via a beta-N(9)-glycosidic bond. | 5.22 | 12 | 1 | beta-D-arabinoside;
purine nucleoside | antineoplastic agent;
bacterial metabolite;
nucleoside antibiotic |
n-methylaspartate
N-Methylaspartate: An amino acid that, as the D-isomer, is the defining agonist for the NMDA receptor subtype of glutamate receptors (RECEPTORS, NMDA).. N-methyl-D-aspartic acid : An aspartic acid derivative having an N-methyl substituent and D-configuration. | 2.01 | 1 | 0 | amino dicarboxylic acid;
D-alpha-amino acid;
D-aspartic acid derivative;
secondary amino compound | neurotransmitter agent |
3-deazaadenosine
3-deazaadenosine: RN given refers to parent cpd. | 4.67 | 9 | 0 | | |
silver
Silver: An element with the atomic symbol Ag, atomic number 47, and atomic weight 107.87. It is a soft metal that is used medically in surgical instruments, dental prostheses, and alloys. Long-continued use of silver salts can lead to a form of poisoning known as ARGYRIA. | 2.05 | 1 | 0 | copper group element atom;
elemental silver | Escherichia coli metabolite |
vanadium
Vanadium: A metallic element with the atomic symbol V, atomic number 23, and atomic weight 50.94. It is used in the manufacture of vanadium steel. Prolonged exposure can lead to chronic intoxication caused by absorption usually via the lungs. | 4.45 | 7 | 0 | elemental vanadium;
vanadium group element atom | micronutrient |
cesium chloride
cesium chloride: RN given refers to unlabeled cpd. caesium chloride : The inorganic chloride salt of caesium; each caesium ion is coordinated by eight chlorine ions. | 2 | 1 | 0 | inorganic caesium salt;
inorganic chloride | phase-transfer catalyst;
vasoconstrictor agent |
vasotocin
Vasotocin: A nonapeptide that contains the ring of OXYTOCIN and the side chain of ARG-VASOPRESSIN with the latter determining the specific recognition of hormone receptors. Vasotocin is the non-mammalian vasopressin-like hormone or antidiuretic hormone regulating water and salt metabolism.. vasotocin : A heterodetic cyclic peptide that is homologous to oxytocin and vasopressin. It is a pituitary hormone that acts as an endocrine regulator for water balance, osmotic homoeostasis and is involved in social and sexual behavior in non-mammalian vertebrates. | 2.02 | 1 | 0 | | |
coformycin
[no description available] | 7.02 | 25 | 1 | coformycins | EC 3.5.4.4 (adenosine deaminase) inhibitor |
ethionine
L-ethionine : An S-ethylhomocysteine that has S-configuration at the chiral centre. | 1.97 | 1 | 0 | S-ethylhomocysteine | antimetabolite;
carcinogenic agent |
tetradecanoylphorbol acetate
Tetradecanoylphorbol Acetate: A phorbol ester found in CROTON OIL with very effective tumor promoting activity. It stimulates the synthesis of both DNA and RNA.. phorbol ester : Esters of phorbol, originally found in croton oil (from Croton tiglium, of the family Euphorbiaceae). A number of phorbol esters possess activity as tumour promoters and activate the mechanisms associated with cell growth. Some of these are used in experiments as activators of protein kinase C.. phorbol 13-acetate 12-myristate : A phorbol ester that is phorbol in which the hydroxy groups at the cyclopropane ring juction (position 13) and the adjacent carbon (position 12) have been converted into the corresponding acetate and myristate esters. It is a major active constituent of the seed oil of Croton tiglium. It has been used as a tumour promoting agent for skin carcinogenesis in rodents and is associated with increased cell proliferation of malignant cells. However its function is controversial since a decrease in cell proliferation has also been observed in several cancer cell types. | 2.69 | 3 | 0 | acetate ester;
diester;
phorbol ester;
tertiary alpha-hydroxy ketone;
tetradecanoate ester | antineoplastic agent;
apoptosis inducer;
carcinogenic agent;
mitogen;
plant metabolite;
protein kinase C agonist;
reactive oxygen species generator |
fluorides
[no description available] | 1.98 | 1 | 0 | halide anion;
monoatomic fluorine | |
8-bromo cyclic adenosine monophosphate
8-Bromo Cyclic Adenosine Monophosphate: A long-acting derivative of cyclic AMP. It is an activator of cyclic AMP-dependent protein kinase, but resistant to degradation by cyclic AMP phosphodiesterase.. 8-Br-cAMP : A 3',5'-cyclic purine nucleotide that is 3',5'-cyclic AMP bearing an additional bromo substituent at position 8 on the adenine ring. An activator of cyclic AMP-dependent protein kinase, but resistant to degradation by cyclic AMP phosphodiesterase. | 2.94 | 4 | 0 | 3',5'-cyclic purine nucleotide;
adenyl ribonucleotide;
organobromine compound | antidepressant;
protein kinase agonist |
glutamic acid
Glutamic Acid: A non-essential amino acid naturally occurring in the L-form. Glutamic acid is the most common excitatory neurotransmitter in the CENTRAL NERVOUS SYSTEM.. glutamic acid : An alpha-amino acid that is glutaric acid bearing a single amino substituent at position 2. | 2.02 | 1 | 0 | glutamic acid;
glutamine family amino acid;
L-alpha-amino acid;
proteinogenic amino acid | Escherichia coli metabolite;
ferroptosis inducer;
micronutrient;
mouse metabolite;
neurotransmitter;
nutraceutical |
adenylyl imidodiphosphate
Adenylyl Imidodiphosphate: 5'-Adenylic acid, monoanhydride with imidodiphosphoric acid. An analog of ATP, in which the oxygen atom bridging the beta to the gamma phosphate is replaced by a nitrogen atom. It is a potent competitive inhibitor of soluble and membrane-bound mitochondrial ATPase and also inhibits ATP-dependent reactions of oxidative phosphorylation. | 2.44 | 2 | 0 | adenosine 5'-phosphate | |
vidarabine phosphate
Vidarabine Phosphate: An adenosine monophosphate analog in which ribose is replaced by an arabinose moiety. It is the monophosphate ester of VIDARABINE with antiviral and possibly antineoplastic properties. | 1.96 | 1 | 0 | | |
paclitaxel
Taxus: Genus of coniferous yew trees or shrubs, several species of which have medicinal uses. Notable is the Pacific yew, Taxus brevifolia, which is used to make the anti-neoplastic drug taxol (PACLITAXEL). | 2.39 | 2 | 0 | taxane diterpenoid;
tetracyclic diterpenoid | antineoplastic agent;
human metabolite;
metabolite;
microtubule-stabilising agent |
dobutamine
Dobutamine: A catecholamine derivative with specificity for BETA-1 ADRENERGIC RECEPTORS. It is commonly used as a cardiotonic agent after CARDIAC SURGERY and during DOBUTAMINE STRESS ECHOCARDIOGRAPHY.. dobutamine : A catecholamine that is 4-(3-aminobutyl)phenol in which one of the hydrogens attached to the nitrogen is substituted by a 2-(3,4-dihydroxyphenyl)ethyl group. A beta1-adrenergic receptor agonist that has cardiac stimulant action without evoking vasoconstriction or tachycardia, it is used as the hydrochloride to increase the contractility of the heart in the management of acute heart failure. | 2.02 | 1 | 0 | catecholamine;
secondary amine | beta-adrenergic agonist;
cardiotonic drug;
sympathomimetic agent |
diltiazem
Diltiazem: A benzothiazepine derivative with vasodilating action due to its antagonism of the actions of CALCIUM ion on membrane functions.. diltiazem : A 5-[2-(dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate in which both stereocentres have S configuration. A calcium-channel blocker and vasodilator, it is used as the hydrochloride in the management of angina pectoris and hypertension. | 1.96 | 1 | 0 | 5-[2-(dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate | antihypertensive agent;
calcium channel blocker;
vasodilator agent |
vecuronium bromide
Vecuronium Bromide: Monoquaternary homolog of PANCURONIUM. A non-depolarizing neuromuscular blocking agent with shorter duration of action than pancuronium. Its lack of significant cardiovascular effects and lack of dependence on good kidney function for elimination as well as its short duration of action and easy reversibility provide advantages over, or alternatives to, other established neuromuscular blocking agents.. vecuronium bromide : The organic bromide salt of a 5alpha-androstane compound having 3alpha-acetoxy-, 17beta-acetoxy-, 2beta-piperidinino- and 16beta-N-methylpiperidinium substituents. | 1.99 | 1 | 0 | organic bromide salt;
quaternary ammonium salt | muscle relaxant;
neuromuscular agent;
nicotinic antagonist |
ng-nitroarginine methyl ester
NG-Nitroarginine Methyl Ester: A non-selective inhibitor of nitric oxide synthase. It has been used experimentally to induce hypertension. | 2.4 | 2 | 0 | alpha-amino acid ester;
L-arginine derivative;
methyl ester;
N-nitro compound | EC 1.14.13.39 (nitric oxide synthase) inhibitor |
colforsin
Colforsin: Potent activator of the adenylate cyclase system and the biosynthesis of cyclic AMP. From the plant COLEUS FORSKOHLII. Has antihypertensive, positive inotropic, platelet aggregation inhibitory, and smooth muscle relaxant activities; also lowers intraocular pressure and promotes release of hormones from the pituitary gland. | 3.39 | 7 | 0 | acetate ester;
cyclic ketone;
labdane diterpenoid;
organic heterotricyclic compound;
tertiary alpha-hydroxy ketone;
triol | adenylate cyclase agonist;
anti-HIV agent;
antihypertensive agent;
plant metabolite;
platelet aggregation inhibitor;
protein kinase A agonist |
draflazine
draflazine: a nucleoside transport inhibitor; has cardioprotective effect; draflazine is the (-)-enantiomer; R 88016 is the (+)-enantiomer | 2 | 1 | 0 | | |
adenosine
quinquefolan B: isolated from roots of Panax quinquefolium L.; RN not in Chemline 10/87; RN from Toxlit | 8.58 | 208 | 0 | adenosines;
purines D-ribonucleoside | analgesic;
anti-arrhythmia drug;
fundamental metabolite;
human metabolite;
vasodilator agent |
vanadates
Vanadates: Oxyvanadium ions in various states of oxidation. They act primarily as ion transport inhibitors due to their inhibition of Na(+)-, K(+)-, and Ca(+)-ATPase transport systems. They also have insulin-like action, positive inotropic action on cardiac ventricular muscle, and other metabolic effects.. vanadate(3-) : A vanadium oxoanion that is a trianion with formula VO4 in which the vanadium is in the +5 oxidation state and is attached to four oxygen atoms. | 3.67 | 10 | 0 | trivalent inorganic anion;
vanadium oxoanion | EC 3.1.3.1 (alkaline phosphatase) inhibitor;
EC 3.1.3.16 (phosphoprotein phosphatase) inhibitor;
EC 3.1.3.41 (4-nitrophenylphosphatase) inhibitor;
EC 3.1.3.48 (protein-tyrosine-phosphatase) inhibitor |
rolofylline
rolofylline: selective antagonist for adenosine receptors; a cardiovascular agent | 1.99 | 1 | 0 | oxopurine | |
thymidine 5'-triphosphate
thymidine 5'-triphosphate: RN given refers to parent cpd. dTTP : A thymidine phosphate having a triphosphate group at the 5'-position. | 1.96 | 1 | 0 | pyrimidine 2'-deoxyribonucleoside 5'-triphosphate;
thymidine phosphate | Escherichia coli metabolite;
mouse metabolite |
aica ribonucleotide
AICA ribonucleotide: purine precursor that has antineoplastic activity. AICA ribonucleotide : A 1-(phosphoribosyl)imidazolecarboxamide that is acadesine in which the hydroxy group at the 5' position has been converted to its monophosphate derivative. | 2.02 | 1 | 0 | 1-(phosphoribosyl)imidazolecarboxamide;
aminoimidazole | cardiovascular drug;
Escherichia coli metabolite;
human metabolite;
mouse metabolite;
plant metabolite;
Saccharomyces cerevisiae metabolite |
2',5'-dideoxyadenosine
[no description available] | 2.38 | 2 | 0 | deoxyribonucleoside | |
2',3'-dideoxyadenosine 5'-phosphate
[no description available] | 1.95 | 1 | 0 | | |
4-nitrobenzylthioinosine
4-nitrobenzylthioinosine: inhibitor of nucleoside transport; acts on ENT1 | 4.99 | 39 | 0 | purine nucleoside | |
sinefungin
[no description available] | 1.97 | 1 | 0 | adenosines;
non-proteinogenic alpha-amino acid | antifungal agent;
antimicrobial agent |
3'-deoxyadenosine 5'-triphosphate
[no description available] | 2.37 | 2 | 0 | purine ribonucleoside 5'-triphosphate | antifungal agent;
antimetabolite;
antineoplastic agent;
antiviral agent |
bromosuccinimide
Bromosuccinimide: A brominating agent that replaces hydrogen atoms in benzylic or allylic positions. It is used in the oxidation of secondary alcohols to ketones and in controlled low-energy brominations. (From Miall's Dictionary of Chemistry, 5th ed; Hawley's Condensed Chemical Dictionary, 12th ed,). | 2 | 1 | 0 | dicarboximide;
organobromine compound;
pyrrolidinone | reagent |
triazoles
Triazoles: Heterocyclic compounds containing a five-membered ring with two carbon atoms and three nitrogen atoms with the molecular formula C2H3N3.. triazoles : An azole in which the five-membered heterocyclic aromatic skeleton contains three N atoms and two C atoms. | 3.12 | 5 | 0 | 1,2,3-triazole | |
8-azaadenine
8-azaadenine: xanthine oxidase inhibitor. 8-azaadenine : A triazolopyrimidine that is [1,2,3]triazolo[4,5-d]pyrimidine bearing an amino substituent at position 7. | 2.01 | 1 | 0 | aromatic amine;
nucleobase analogue;
triazolopyrimidines | EC 1.17.3.2 (xanthine oxidase) inhibitor;
Mycoplasma genitalium metabolite |
mioflazine
[no description available] | 1.97 | 1 | 0 | | |
lodenosine
lodenosine: anti-HIV nucleoside analog, the flourine atom on lodenosine is located at 2-arabinoside location, while 2'-fluoro-2',3'-dideoxyadenosine has the flourine residue at the 2-ribose sugar location | 2 | 1 | 0 | | |
3-deazaaristeromycin
3-deazaaristeromycin: antagonist of S-adenosylhomocysteinase | 3.47 | 2 | 0 | | |
7-ketocholesterol
7-ketocholesterol: inhibits uptake of cholesterol in rabbit aorta. 7-ketocholesterol : A cholestanoid that consists of cholesterol bearing an oxo substituent at position 7. | 2.08 | 1 | 0 | 3beta-hydroxy-Delta(5)-steroid;
3beta-sterol;
7-oxo steroid;
cholestanoid | neuroprotective agent |
cytidylyl-3',5'-adenosine
cytidylyl adenosine: CPA removed as SY because it is also used as an abbreviation for N6-cyclopentyladenosine, CYCLOPHOSPHAMIDE, and cyclopiazonic acid | 2 | 1 | 0 | nucleoside analogue;
purines | |
homocysteine
Homocysteine: A thiol-containing amino acid formed by a demethylation of METHIONINE.. homocysteine : A sulfur-containing amino acid consisting of a glycine core with a 2-mercaptoethyl side-chain.. L-homocysteine : A homocysteine that has L configuration. | 5.55 | 23 | 0 | amino acid zwitterion;
homocysteine;
serine family amino acid | fundamental metabolite;
mouse metabolite |
adenosine 5'-methylenediphosphate
[no description available] | 3.69 | 10 | 0 | nucleoside diphosphate analogue | |
6-(4-nitrobenzylthio)guanosine
6-(4-nitrobenzylthio)guanosine: inhibitor of nucleoside transport | 2.01 | 1 | 0 | | |
5-iodotubercidin
7-iodotubercidin: inhibits Toxoplasma gondii adenosine kinase | 4.24 | 18 | 0 | organoiodine compound | |
5'-n-methylcarboxamideadenosine
5'-N-methylcarboxamideadenosine: RN given refers to (beta-D)-isomer | 2.4 | 2 | 0 | | |
3,7-dimethyl-1-propargylxanthine
3,7-dimethyl-1-propargylxanthine: potent & selective in vivo antagonist of adenosine analogs | 2.41 | 2 | 0 | | |
amiprophos methyl
amiprophos methyl: structure | 1.96 | 1 | 0 | | |
p-methoxy-n-methylphenethylamine
p-Methoxy-N-methylphenethylamine: A potent mast cell degranulator. It is involved in histamine release.. N,O-dimethyltyramine : A secondary amino compound that is tyramine in which the hydrogen of the phenolic hydroxy group has been replaced by a methyl group. | 1.98 | 1 | 0 | aromatic ether;
secondary amino compound | metabolite |
sr141716
[no description available] | 2.03 | 1 | 0 | amidopiperidine;
carbohydrazide;
dichlorobenzene;
monochlorobenzenes;
pyrazoles | anti-obesity agent;
appetite depressant;
CB1 receptor antagonist |
kt 5823
KT 5823: indolocarbazole; activates human neutrophils & fails to inhibit cGMP-dependent protein kinase phosphorylation of vimentin. KT 5823 : An organic heterooctacyclic compound that is 1H,1'H-2,2'-biindole in which the nitrogens have undergone formal oxidative coupling to positions 2 and 5 of methyl (3R)-3-methoxy-2-methyltetrahydrofuran-3-carboxylate (the 2S,3R,5R product), and in which the 3 and 3' positions of the biindole moiety have also undergone formal oxidative coupling to positions 3 and 4 of 1-methyl-1,5-dihydro-2H-pyrrol-2-one. | 2.7 | 3 | 0 | gamma-lactam;
hemiaminal;
indolocarbazole;
methyl ester;
organic heterooctacyclic compound | EC 2.7.11.12 (cGMP-dependent protein kinase) inhibitor |
deoxyglucose
Deoxyglucose: 2-Deoxy-D-arabino-hexose. An antimetabolite of glucose with antiviral activity.. deoxyglucose : A deoxyhexose comprising glucose having at least one hydroxy group replaced by hydrogen. | 1.99 | 1 | 0 | | |
beta-lumicolchicine
Lumicolchicines: Three, alpha, beta, and gamma isomers of ultraviolet degradation products of colchicine that lack many of the physiological actions of the parent; used as experimental control for colchicine actions. | 1.96 | 1 | 0 | | |
n-(1-methyl-2-phenylethyl)adenosine
N-(1-methyl-2-phenylethyl)adenosine: RN given refers to cpd without isomeric designation; structure given in first source | 2 | 1 | 0 | | |
delta-philanthotoxin
delta-philanthotoxin: from wasp Philanthus triangulum; blocks transmission postsynaptically at excitory synapses | 1.98 | 1 | 0 | | |
pd 81723
PD 81723: adenosine binding enhancer; structure given in first source | 2 | 1 | 0 | | |
bw a1433u
BW A1433U: adenosine A3 receptor antagonist; attenuates hypoxia-induced AH interval prolongation; derivative of 1,3-dipropyl-8-phenylxanthine | 2.38 | 2 | 0 | | |
kf 17837s
KF 17837: adenosine A(2a) receptor antagonist; KF17837S is the equilibrium mixture of (E)- and (Z)-isomers | 2.91 | 4 | 0 | | |
naadp
nicotinic acid-adenine dinucleotide phosphate : A nicotinic acid dinucleotide that is NADP(+) in which the carboxamide group on the pyridine ring is replaced by a carboxy group. | 2.08 | 1 | 0 | nicotinic acid dinucleotide | calcium channel agonist;
metabolite;
signalling molecule |
zd 7288
ICI D2788: a sinoatrial node modulator; may be of use in treatment of ischaemic heart disease by increasing heart rate without impairing cardiac function | 2 | 1 | 0 | | |
6-methoxypurine arabinoside
[no description available] | 1.97 | 1 | 0 | | |
methotrexate
[no description available] | 2.03 | 1 | 0 | dicarboxylic acid;
monocarboxylic acid amide;
pteridines | abortifacient;
antimetabolite;
antineoplastic agent;
antirheumatic drug;
dermatologic drug;
DNA synthesis inhibitor;
EC 1.5.1.3 (dihydrofolate reductase) inhibitor;
immunosuppressive agent |
bw-a 78u
9-(2-fluorobenzyl)-6-(methylamino)-9H-purine: RN from first source; structure in first source | 1.99 | 1 | 0 | | |
7-benzylamino-6-chloro-2-piperazino-4-pyrrolidinopteridine
7-benzylamino-6-chloro-2-piperazino-4-pyrrolidinopteridine: inibits growth of B16 melanoma & MCF-7 mammary carcinoma cells | 1.99 | 1 | 0 | | |
omega-n-methylarginine
omega-N-Methylarginine: A competitive inhibitor of nitric oxide synthetase.. N(omega)-methyl-L-arginine : A L-arginine derivative with a N(omega)-methyl substituent. | 2.41 | 2 | 0 | amino acid zwitterion;
arginine derivative;
guanidines;
L-arginine derivative;
non-proteinogenic L-alpha-amino acid | |
triiodothyronine
L-homocysteine thiolactone : A thiolactone arising from formal condensation of the mercapto (sulfanyl) and carboxylic acid groups of L-homocysteine. | 4.04 | 15 | 0 | tetrahydrothiophenes;
thiolactone | human metabolite |
proline
Proline: A non-essential amino acid that is synthesized from GLUTAMIC ACID. It is an essential component of COLLAGEN and is important for proper functioning of joints and tendons.. proline : An alpha-amino acid that is pyrrolidine bearing a carboxy substituent at position 2. | 2 | 1 | 0 | amino acid zwitterion;
glutamine family amino acid;
L-alpha-amino acid;
proline;
proteinogenic amino acid | algal metabolite;
compatible osmolytes;
Escherichia coli metabolite;
micronutrient;
mouse metabolite;
nutraceutical;
Saccharomyces cerevisiae metabolite |
rp 73401
piclamilast: an antiasthmatic agent and phosphodiesterase 4 inhibitor; structure in first source. piclamilast : A monocarboxylic acid amide resulting from the formal condensation of the carboxy group of 3-(cyclopentyloxy)-4-methoxybenzoic acid with the primary amino group of 3,5-dichloropyridin-4-amine. | 2.01 | 1 | 0 | aromatic ether;
benzamides;
chloropyridine;
monocarboxylic acid amide | anti-asthmatic drug;
anti-inflammatory agent;
bronchodilator agent;
phosphodiesterase IV inhibitor |
8-methoxymethyl-3-isobutyl-1-methylxanthine
8-methoxymethyl-3-isobutyl-1-methylxanthine: inhibitor of phosphodiesterase I | 2.42 | 2 | 0 | oxopurine | |
hydroxyl radical
Hydroxyl Radical: The univalent radical OH. Hydroxyl radical is a potent oxidizing agent. | 1.99 | 1 | 0 | oxygen hydride;
oxygen radical;
reactive oxygen species | |
1-deazaadenosine
1-deazaadenosine: inhibits nucleic acid & protein synthesis; structure given in first source | 2.04 | 1 | 0 | | |
r 64719
soluflazine: nucleoside transport inhibitor; analog of mioflazine | 2.67 | 3 | 0 | | |
diadenosine triphosphate
[no description available] | 1.99 | 1 | 0 | diadenosyl triphosphate | mouse metabolite |
angiotensin ii
Giapreza: injectable form of angiotensin II used to increase blood pressure in adult patients with septic or other distributive shock. Ile(5)-angiotensin II : An angiotensin II that acts on the central nervous system (PDB entry: 1N9V). | 1.96 | 1 | 0 | amino acid zwitterion;
angiotensin II | human metabolite |
atropine
tropan-3alpha-yl 3-hydroxy-2-phenylpropanoate : A tropane alkaloid that is (1R,5)-8-methyl-8-azabicyclo[3.2.1]octane substituted by a (3-hydroxy-2-phenylpropanoyl)oxy group at position 3. | 1.96 | 1 | 0 | | |
zm 241385
ZM 241385: a high affinity radioligand selective for the A2a adenosine receptor | 2.44 | 2 | 0 | diamino-1,3,5-triazine | |
5'-methylthiotubercidin
[no description available] | 1.96 | 1 | 0 | | |
2,3-dihydro-1h-imidazo(1,2-b)pyrazole
2,3-dihydro-1H-imidazo(1,2-b)pyrazole: inhibitor of DNA synthesis | 3.06 | 5 | 0 | | |
wortmannin
[no description available] | 2.42 | 2 | 0 | acetate ester;
cyclic ketone;
delta-lactone;
organic heteropentacyclic compound | anticoronaviral agent;
antineoplastic agent;
autophagy inhibitor;
EC 2.7.1.137 (phosphatidylinositol 3-kinase) inhibitor;
geroprotector;
Penicillium metabolite;
radiosensitizing agent |
2-oxindole
2-oxindole: RN given refers to parent cpd; structure. indolin-2-one : An indolinone carrying an oxo group at position 2. | 2.03 | 1 | 0 | gamma-lactam;
indolinone | |
s-adenosylhomocysteine
S-Adenosylhomocysteine: 5'-S-(3-Amino-3-carboxypropyl)-5'-thioadenosine. Formed from S-adenosylmethionine after transmethylation reactions.. S-adenosyl-L-homocysteine : An organic sulfide that is the S-adenosyl derivative of L-homocysteine. | 5.59 | 14 | 0 | adenosines;
amino acid zwitterion;
homocysteine derivative;
homocysteines;
organic sulfide | cofactor;
EC 2.1.1.72 [site-specific DNA-methyltransferase (adenine-specific)] inhibitor;
EC 2.1.1.79 (cyclopropane-fatty-acyl-phospholipid synthase) inhibitor;
epitope;
fundamental metabolite |
5'-methylthioadenosine
5'-methylthioadenosine: structure. 5'-S-methyl-5'-thioadenosine : Adenosine with the hydroxy group at C-5' substituted with a methylthio (methylsulfanyl) group. | 2.36 | 2 | 0 | thioadenosine | algal metabolite;
Escherichia coli metabolite;
human metabolite;
mouse metabolite;
Saccharomyces cerevisiae metabolite |
glycogen
glycogen : A polydisperse, highly branched glucan composed of chains of D-glucopyranose residues in alpha(1->4) glycosidic linkage, joined together by alpha(1->6) glycosidic linkages. A small number of alpha(1->3) glycosidic linkages and some cumulative alpha(1->6) links also may occur. The branches in glycogen typically contain 8 to 12 glucose residues. | 3.06 | 1 | 0 | | |
bradykinin
[no description available] | 2.9 | 4 | 0 | oligopeptide | human blood serum metabolite;
vasodilator agent |
ouabain
Ouabain: A cardioactive glycoside consisting of rhamnose and ouabagenin, obtained from the seeds of Strophanthus gratus and other plants of the Apocynaceae; used like DIGITALIS. It is commonly used in cell biological studies as an inhibitor of the NA(+)-K(+)-EXCHANGING ATPASE.. cardiac glycoside : Steroid lactones containing sugar residues that act on the contractile force of the cardiac muscles.. ouabain : A steroid hormone that is a multi-hydroxylated alpha-L-rhamnosyl cardenoloide. It binds to and inhibits the plasma membrane Na(+)/K(+)-ATPase (sodium pump). It has been isolated naturally from Strophanthus gratus. | 1.97 | 1 | 0 | 11alpha-hydroxy steroid;
14beta-hydroxy steroid;
5beta-hydroxy steroid;
alpha-L-rhamnoside;
cardenolide glycoside;
steroid hormone | anti-arrhythmia drug;
cardiotonic drug;
EC 2.3.3.1 [citrate (Si)-synthase] inhibitor;
EC 3.1.3.41 (4-nitrophenylphosphatase) inhibitor;
EC 3.6.3.10 (H(+)/K(+)-exchanging ATPase) inhibitor;
EC 3.6.3.9 (Na(+)/K(+)-transporting ATPase) inhibitor;
ion transport inhibitor;
plant metabolite |
pentostatin
Pentostatin: A potent inhibitor of ADENOSINE DEAMINASE. The drug induces APOPTOSIS of LYMPHOCYTES, and is used in the treatment of many lymphoproliferative malignancies, particularly HAIRY CELL LEUKEMIA. It is also synergistic with some other antineoplastic agents and has immunosuppressive activity.. pentostatin : A member of the class of coformycins that is coformycin in which the hydroxy group at position 2' is replaced with a hydrogen. It is a drug used for the treatment of hairy cell leukaemia. | 7.74 | 31 | 1 | coformycins | antimetabolite;
antineoplastic agent;
Aspergillus metabolite;
bacterial metabolite;
EC 3.5.4.4 (adenosine deaminase) inhibitor |
monensin
Monensin: An antiprotozoal agent produced by Streptomyces cinnamonensis. It exerts its effect during the development of first-generation trophozoites into first-generation schizonts within the intestinal epithelial cells. It does not interfere with hosts' development of acquired immunity to the majority of coccidial species. Monensin is a sodium and proton selective ionophore and is widely used as such in biochemical studies.. monensin A : A spiroketal, monensin A is the major component of monensin, a mixture of antibiotic substances produced by Streptomyces cinnamonensis. An antiprotozoal, it is used as the sodium salt as a feed additive for the prevention of coccidiosis in poultry and as a growth promoter in cattle. | 2.37 | 2 | 0 | cyclic hemiketal;
monocarboxylic acid;
polyether antibiotic;
spiroketal | antifungal agent;
coccidiostat;
ionophore |
ryanodine
Ryanodine: A methylpyrrole-carboxylate from RYANIA that disrupts the RYANODINE RECEPTOR CALCIUM RELEASE CHANNEL to modify CALCIUM release from SARCOPLASMIC RETICULUM resulting in alteration of MUSCLE CONTRACTION. It was previously used in INSECTICIDES. It is used experimentally in conjunction with THAPSIGARGIN and other inhibitors of CALCIUM ATPASE uptake of calcium into SARCOPLASMIC RETICULUM.. ryanodine : An insecticide alkaloid isolated from South American plant Ryania speciosa. | 1.97 | 1 | 0 | | |
n-formylmethionine leucyl-phenylalanine
N-Formylmethionine Leucyl-Phenylalanine: A formylated tripeptide originally isolated from bacterial filtrates that is positively chemotactic to polymorphonuclear leucocytes, and causes them to release lysosomal enzymes and become metabolically activated.. N-formyl-L-methionyl-L-leucyl-L-phenylalanine : A tripeptide composed of L-Met, L-Leu and L-Phe in a linear sequence with a formyl group at the amino terminus. It acts as a potent inducer of leucocyte chemotaxis and macrophage activator as well as a ligand for the FPR receptor. | 2.88 | 4 | 0 | tripeptide | |
vinpocetine
vinpocetine: whole issue of Arzneim Forsch (23 articles) discuss this drug; Arzneim Forsch 26(10a);1976; RN given refers to parent cpd with unspecified isomeric designation | 2.71 | 3 | 0 | alkaloid | geroprotector |
arachidonic acid
icosa-5,8,11,14-tetraenoic acid : Any icosatetraenoic acid with the double bonds at positions 5, 8, 11 and 14.. arachidonate : A long-chain fatty acid anion resulting from the removal of a proton from the carboxy group of arachidonic acid. | 1.96 | 1 | 0 | icosa-5,8,11,14-tetraenoic acid;
long-chain fatty acid;
omega-6 fatty acid | Daphnia galeata metabolite;
EC 3.1.1.1 (carboxylesterase) inhibitor;
human metabolite;
mouse metabolite |
adenosine-5'-(n-ethylcarboxamide)
Adenosine-5'-(N-ethylcarboxamide): A stable adenosine A1 and A2 receptor agonist. Experimentally, it inhibits cAMP and cGMP phosphodiesterase activity.. N-ethyl-5'-carboxamidoadenosine : A derivative of adenosine in which the 5'-hydroxymethyl group is replaced by an N-ethylcarboxamido group. | 3.78 | 11 | 0 | adenosines;
monocarboxylic acid amide | adenosine A1 receptor agonist;
adenosine A2A receptor agonist;
antineoplastic agent;
EC 3.1.4.* (phosphoric diester hydrolase) inhibitor;
vasodilator agent |
h 89
N-(2-(4-bromocinnamylamino)ethyl)-5-isoquinolinesulfonamide: structure given in first source. N-[2-(4-bromocinnamylamino)ethyl]isoquinoline-5-sulfonamide : A member of the class of isoquinolines that is the sulfonamide obtained by formal condensation of the sulfo group of isoquinoline-5-sulfonic acid with the primary amino group of N(1)-[3-(4-bromophenyl)prop-2-en-1-yl]ethane-1,2-diamine. It is a protein kinase A inhibitor.. (E)-N-[2-(4-bromocinnamylamino)ethyl]isoquinoline-5-sulfonamide : A N-[2-(4-bromocinnamylamino)ethyl]isoquinoline-5-sulfonamide in which the double bond adopts a trans-configuration. | 2.41 | 2 | 0 | N-[2-(4-bromocinnamylamino)ethyl]isoquinoline-5-sulfonamide | |
bromochloroacetic acid
Keratins: A class of fibrous proteins or scleroproteins that represents the principal constituent of EPIDERMIS; HAIR; NAILS; horny tissues, and the organic matrix of tooth ENAMEL. Two major conformational groups have been characterized, alpha-keratin, whose peptide backbone forms a coiled-coil alpha helical structure consisting of TYPE I KERATIN and a TYPE II KERATIN, and beta-keratin, whose backbone forms a zigzag or pleated sheet structure. alpha-Keratins have been classified into at least 20 subtypes. In addition multiple isoforms of subtypes have been found which may be due to GENE DUPLICATION.. bromochloroacetic acid : A monocarboxylic acid that is acetic acid in which one of the methyl hydrogens is replaced by bromine while a second is replaced by chlorine. A low-melting (27.5-31.5degreeC), hygroscopic crystalline solid, it can be formed during the disinfection (by chlorination) of water that contains bromide ions and organic matter, so can occur in drinking water as a byproduct of the disinfection process. | 1.97 | 1 | 0 | 2-bromocarboxylic acid;
monocarboxylic acid;
organochlorine compound | |
n(6)-cyclopentyladenosine
[no description available] | 2.41 | 2 | 0 | | |
thioinosine
Thioinosine: Sulfhydryl analog of INOSINE that inhibits nucleoside transport across erythrocyte plasma membranes, and has immunosuppressive properties. It has been used similarly to MERCAPTOPURINE in the treatment of leukemia. (From Martindale, The Extra Pharmacopoeia, 30th ed, p503) | 9.99 | 39 | 0 | | |
D-fructopyranose
[no description available] | 2.38 | 2 | 0 | cyclic hemiketal;
D-fructose;
fructopyranose | sweetening agent |
tempo
TEMPO: structure. TEMPO : A member of the class of aminoxyls that is piperidine that carries an oxidanediyl group at position 1 and methyl groups at positions 2, 2, 6, and 6, respectively. | 2.07 | 1 | 0 | aminoxyls;
piperidines | catalyst;
ferroptosis inhibitor;
radical scavenger |
brij-58
Cetomacrogol: Non-ionic surfactant of the polyethylene glycol family. It is used as a solubilizer and emulsifying agent in foods, cosmetics, and pharmaceuticals, often as an ointment base, and also as a research tool. | 1.96 | 1 | 0 | | |
1,3-dihydroxy-4,4,5,5-tetramethyl-2-(4-carboxyphenyl)tetrahydroimidazole
1,3-dihydroxy-4,4,5,5-tetramethyl-2-(4-carboxyphenyl)tetrahydroimidazole: intermediate in the synthesis of imidazolineoxyl N-oxides; partial structure given in first source | 2 | 1 | 0 | benzoic acid;
imidazolines;
organic radical | apoptosis inhibitor;
radical scavenger |
2-phenyl-4,4,5,5-tetramethylimidazoline-1-oxyl-3-oxide
2-phenyl-4,4,5,5-tetramethylimidazoline-1-oxyl-3-oxide: partial structure given in first source; endothelium-derived relaxing factor antagonist | 2 | 1 | 0 | | |
nadp
[no description available] | 2.08 | 1 | 0 | | |
8-bromoguanosino-3',5'-cyclic monophosphorothioate
[no description available] | 2.01 | 1 | 0 | | |
(2r,3s)-3-(4-amino-1h-imidazo(4,5-c)pyridin-1-yl)-2-nonanol
(2R,3S)-3-(4-Amino-1H-imidazo(4,5-c)pyridin-1-yl)-2-nonanol: InChIKey: DAWSASDELFSMFB-NEPJUHHUSA-N | 2.89 | 4 | 0 | | |
2-(4-(2-carboxyethyl)phenethylamino)-5'-n-ethylcarboxamidoadenosine
2-(4-(2-carboxyethyl)phenethylamino)-5'-N-ethylcarboxamidoadenosine: A2 adenosine receptor agonist; structure given in first source. CGS-21680 : A derivative of adenosine in which the 5'-hydroxymethyl group is replaced by N-ethylcarboxamido and the hydrogen at position 2 on the adenine is replaced by a 4-(2-carboxyethyl)phenethylamino group. | 3.39 | 7 | 0 | adenosines;
dicarboxylic acid monoamide;
monocarboxylic acid | adenosine A2A receptor agonist;
anti-inflammatory agent |
2,3-dioxo-6-nitro-7-sulfamoylbenzo(f)quinoxaline
2,3-dioxo-6-nitro-7-sulfamoylbenzo(f)quinoxaline: structure given in first source; neuroprotectant for cerebral ischemia; AMPA receptor antagonist | 2.05 | 1 | 0 | naphthalenes;
sulfonic acid derivative | |
mrs 1523
2,3-diethyl-4,5-dipropyl-6-phenylpyridine-3-thiocarboxylate-5-carboxylate: adenosine A3 receptor antagonist | 2.01 | 1 | 0 | | |
quercetin
[no description available] | 1.98 | 1 | 0 | 7-hydroxyflavonol;
pentahydroxyflavone | antibacterial agent;
antineoplastic agent;
antioxidant;
Aurora kinase inhibitor;
chelator;
EC 1.10.99.2 [ribosyldihydronicotinamide dehydrogenase (quinone)] inhibitor;
geroprotector;
phytoestrogen;
plant metabolite;
protein kinase inhibitor;
radical scavenger |
dinoprostone
prostaglandin E2 : Prostaglandin F2alpha in which the hydroxy group at position 9 has been oxidised to the corresponding ketone. Prostaglandin E2 is the most common and most biologically potent of mammalian prostaglandins. | 1.96 | 1 | 0 | prostaglandins E | human metabolite;
mouse metabolite;
oxytocic |
dinoprost
Dinoprost: A naturally occurring prostaglandin that has oxytocic, luteolytic, and abortifacient activities. Due to its vasocontractile properties, the compound has a variety of other biological actions.. prostaglandin F2alpha : A prostaglandins Falpha that is prosta-5,13-dien-1-oic acid substituted by hydroxy groups at positions 9, 11 and 15. It is a naturally occurring prostaglandin used to induce labor. | 2 | 1 | 0 | monocarboxylic acid;
prostaglandins Falpha | human metabolite;
mouse metabolite |
alprostadil
[no description available] | 2.01 | 1 | 0 | prostaglandins E | anticoagulant;
human metabolite;
platelet aggregation inhibitor;
vasodilator agent |
anandamide
anandamide : An N-acylethanolamine 20:4 resulting from the formal condensation of carboxy group of arachidonic acid with the amino group of ethanolamine. | 2.03 | 1 | 0 | endocannabinoid;
N-acylethanolamine 20:4 | human blood serum metabolite;
neurotransmitter;
vasodilator agent |
naloxone
Naloxone: A specific opiate antagonist that has no agonist activity. It is a competitive antagonist at mu, delta, and kappa opioid receptors.. naloxone : A synthetic morphinane alkaloid that is morphinone in which the enone double bond has been reduced to a single bond, the hydrogen at position 14 has been replaced by a hydroxy group, and the methyl group attached to the nitrogen has been replaced by an allyl group. A specific opioid antagonist, it is used (commonly as its hydrochloride salt) to reverse the effects of opioids, both following their use of opioids during surgery and in cases of known or suspected opioid overdose. | 2.08 | 1 | 0 | morphinane alkaloid;
organic heteropentacyclic compound;
tertiary alcohol | antidote to opioid poisoning;
central nervous system depressant;
mu-opioid receptor antagonist |
morphine
Meconium: The thick green-to-black mucilaginous material found in the intestines of a full-term fetus. It consists of secretions of the INTESTINAL GLANDS; BILE PIGMENTS; FATTY ACIDS; AMNIOTIC FLUID; and intrauterine debris. It constitutes the first stools passed by a newborn. | 2.1 | 1 | 0 | morphinane alkaloid;
organic heteropentacyclic compound;
tertiary amino compound | anaesthetic;
drug allergen;
environmental contaminant;
geroprotector;
mu-opioid receptor agonist;
opioid analgesic;
plant metabolite;
vasodilator agent;
xenobiotic |
iloprost
Iloprost: An eicosanoid, derived from the cyclooxygenase pathway of arachidonic acid metabolism. It is a stable and synthetic analog of EPOPROSTENOL, but with a longer half-life than the parent compound. Its actions are similar to prostacyclin. Iloprost produces vasodilation and inhibits platelet aggregation.. iloprost : A carbobicyclic compound that is prostaglandin I2 in which the endocyclic oxygen is replaced by a methylene group and in which the (1E,3S)-3-hydroxyoct-1-en-1-yl side chain is replaced by a (3R)-3-hydroxy-4-methyloct-1-en-6-yn-1-yl group. A synthetic analogue of prostacyclin, it is used as the trometamol salt (generally by intravenous infusion) for the treatment of peripheral vascular disease and pulmonary hypertension. | 2.06 | 1 | 0 | carbobicyclic compound;
monocarboxylic acid;
secondary alcohol | platelet aggregation inhibitor;
vasodilator agent |
mdl 100907
Serotonin 5-HT2 Receptor Antagonists: Drugs that bind to but do not activate SEROTONIN 5-HT2 RECEPTORS, thereby blocking the actions of SEROTONIN or SEROTONIN 5-HT2 RECEPTOR AGONISTS. Included under this heading are antagonists for one or more specific 5-HT2 receptor subtypes. | 2.05 | 1 | 0 | | |
cytochalasin b
Cytochalasin B: A cytotoxic member of the CYTOCHALASINS.. cytochalasin B : An organic heterotricyclic compound, that is a mycotoxin which is cell permeable an an inhibitor of cytoplasmic division by blocking the formation of contractile microfilaments. | 2.67 | 3 | 0 | cytochalasin;
lactam;
lactone;
organic heterotricyclic compound | actin polymerisation inhibitor;
metabolite;
mycotoxin;
platelet aggregation inhibitor |
mitoguazone
Mitoguazone: Antineoplastic agent effective against myelogenous leukemia in experimental animals. Also acts as an inhibitor of animal S-adenosylmethionine decarboxylase.. mitoguazone : A hydrazone obtained by formal condensation of the two carbonyl groups of methylglyoxal with the primary amino groups of two molecules of aminoguanidine. | 1.96 | 1 | 0 | guanidines;
hydrazone | antineoplastic agent;
apoptosis inducer;
EC 4.1.1.50 (adenosylmethionine decarboxylase) inhibitor |
5,5',6,6'-tetrachloro-1,1',3,3'-tetraethylbenzimidazolocarbocyanine
5,5',6,6'-tetrachloro-1,1',3,3'-tetraethylbenzimidazolocarbocyanine: structure given in first source. 1,1',3,3'-tetraethyl-5,5',6,6'-tetrachloroimidacarbocyanine : The cationic form of a C3 cyanine dye having 1,3-diethyl-5,6-dichloroindoleinine units at each end. | 2.02 | 1 | 0 | cyanine dye;
indolium ion | fluorochrome |
cesium
Cesium: A member of the alkali metals. It has an atomic symbol Cs, atomic number 50, and atomic weight 132.91. Cesium has many industrial applications, including the construction of atomic clocks based on its atomic vibrational frequency. | 2 | 1 | 0 | alkali metal atom | |
cysteine
Cysteine: A thiol-containing non-essential amino acid that is oxidized to form CYSTINE.. L-cysteinium : The L-enantiomer of cysteinium.. cysteine : A sulfur-containing amino acid that is propanoic acid with an amino group at position 2 and a sulfanyl group at position 3. | 2.05 | 1 | 0 | cysteinium | fundamental metabolite |
carbocyanines
Carbocyanines: Compounds that contain three methine groups. They are frequently used as cationic dyes used for differential staining of biological materials. | 2.02 | 1 | 0 | cyanine dye;
organic iodide salt | fluorochrome |
tetrodotoxin
Tetrodotoxin: An aminoperhydroquinazoline poison found mainly in the liver and ovaries of fishes in the order TETRAODONTIFORMES, which are eaten. The toxin causes paresthesia and paralysis through interference with neuromuscular conduction.. tetrodotoxin : A quinazoline alkaloid that is a marine toxin isolated from fish such as puffer fish. It has been shown to exhibit potential neutotoxicity due to its ability to block voltage-gated sodium channels. | 1.98 | 1 | 0 | azatetracycloalkane;
oxatetracycloalkane;
quinazoline alkaloid | animal metabolite;
bacterial metabolite;
marine metabolite;
neurotoxin;
voltage-gated sodium channel blocker |
dizocilpine maleate
Dizocilpine Maleate: A potent noncompetitive antagonist of the NMDA receptor (RECEPTORS, N-METHYL-D-ASPARTATE) used mainly as a research tool. The drug has been considered for the wide variety of neurodegenerative conditions or disorders in which NMDA receptors may play an important role. Its use has been primarily limited to animal and tissue experiments because of its psychotropic effects.. dizocilpine maleate : A maleate salt obtained by reaction of dizocilpine with one equivalent of maleic acid. | 2.43 | 2 | 0 | maleate salt;
tetracyclic antidepressant | anaesthetic;
anticonvulsant;
neuroprotective agent;
nicotinic antagonist;
NMDA receptor antagonist |
s-nitroso-n-acetylpenicillamine
S-Nitroso-N-Acetylpenicillamine: A sulfur-containing alkyl thionitrite that is one of the NITRIC OXIDE DONORS. | 2.02 | 1 | 0 | nitroso compound;
nitrosothio compound | nitric oxide donor;
vasodilator agent |
4-methyl-5-amino-1-formylisoquinoline thiosemicarbazone
4-methyl-5-amino-1-formylisoquinoline thiosemicarbazone: structure | 2.38 | 2 | 0 | | |
adenosine-3',5'-cyclic phosphorothioate
adenosine-3',5'-cyclic phosphorothioate: RP-cAMP-S is a protein kinase A inhibitor; SP-cAMP-S is a protein kinase A agonist. (Sp)-cAMPS : A nucleoside 3',5'-cyclic phosphorothioate having adenine as the nucleobase (the Sp-stereoisomer).. (Rp)-cAMPS : A nucleoside 3',5'-cyclic phosphorothioate having adenine as the nucleobase (the Rp-stereoisomer). | 1.99 | 1 | 0 | nucleoside 3',5'-cyclic phosphorothioate | |
phosphocreatine
Phosphocreatine: An endogenous substance found mainly in skeletal muscle of vertebrates. It has been tried in the treatment of cardiac disorders and has been added to cardioplegic solutions. (Reynolds JEF(Ed): Martindale: The Extra Pharmacopoeia (electronic version). Micromedex, Inc, Englewood, CO, 1996). phosphagen : Any of a group of guanidine or amidine phosphates that function as storage depots for high-energy phosphate in muscle with the purpose of regenerating ATP from ADP during muscular contraction.. N-phosphocreatine : A phosphoamino acid consisting of creatine having a phospho group attached at the primary nitrogen of the guanidino group. | 2.36 | 2 | 0 | phosphagen;
phosphoamino acid | human metabolite;
mouse metabolite |
5'-amino-5'-deoxyadenosine
[no description available] | 2.69 | 3 | 0 | | |
mocetinostat
mocetinostat: undergoing phase II clinical trials for treatment of cancer. mocetinostat : A benzamide obtained by formal condensation of the carboxy group of 4-({[4-(pyridin-3-yl)pyrimidin-2-yl]amino}methyl)benzoic acid with one of the amino groups of benzene-1,2-diamine. It is an orally active and isotype-selective HDAC inhibitor which exhibits antitumour activity (IC50 = 0.15, 0.29, 1.66 and 0.59 muM for HDAC1, HDAC2, HDAC3 and HDAC11). | 2.77 | 3 | 0 | aminopyrimidine;
benzamides;
pyridines;
secondary amino compound;
secondary carboxamide;
substituted aniline | antineoplastic agent;
apoptosis inducer;
autophagy inducer;
cardioprotective agent;
EC 3.5.1.98 (histone deacetylase) inhibitor;
hepatotoxic agent |
cgp 20712a
CGP 20712A: structure given in first source; CGP 26505, a beta1-selective beta-adrenoceptor antagonist, is the (S)-isomer of CGP 20712A | 2.46 | 2 | 0 | | |
cgs 24012
CGS 24012: adenosine agonist with both high affinity & selectivity for the adenosine A2 receptor | 2.01 | 1 | 0 | | |
oxadiazoles
Oxadiazoles: Compounds containing five-membered heteroaromatic rings containing two carbons, two nitrogens, and one oxygen atom which exist in various regioisomeric forms. | 2.42 | 2 | 0 | | |
ucn 1028 c
calphostin C: structure given in first source; isolated from Cladosporium cladosporioides | 2.06 | 1 | 0 | | |
ribose
ribopyranose : The pyranose form of ribose. | 4.18 | 5 | 0 | D-ribose;
ribopyranose | |
palytoxin
palytoxin: coelenterate toxin; composed of substituted N-3-hydroxypropyl-trans-3-amidoacrylamides. palytoxin : A polyol marine coelenterate toxin composed of substituted N-3-hydroxypropyl-trans-3-amidoacrylamides and produced by species of Palythoa and Zoanthus soft corals (collectively called zoantharians), either as a defence mechanism or to assist them in capturing prey. An ionophore that forms cation channels through Na+/K+-ATPase, it is a potent vasoconstrictor useful in evaluation of anti-angina agents. It is considered to be one of the most poisonous non-protein substances known, second only to maitotoxin in terms of toxicity in mice. | 1.98 | 1 | 0 | polyol | toxin |
losartan potassium
Erythropoietin: Glycoprotein hormone, secreted chiefly by the KIDNEY in the adult and the LIVER in the FETUS, that acts on erythroid stem cells of the BONE MARROW to stimulate proliferation and differentiation. | 1.99 | 1 | 0 | | |
calcimycin
Calcimycin: An ionophorous, polyether antibiotic from Streptomyces chartreusensis. It binds and transports CALCIUM and other divalent cations across membranes and uncouples oxidative phosphorylation while inhibiting ATPase of rat liver mitochondria. The substance is used mostly as a biochemical tool to study the role of divalent cations in various biological systems. | 3.06 | 5 | 0 | benzoxazole | |
scopolamine hydrobromide
[no description available] | 2.11 | 1 | 0 | | |
pituitrin
Pituitrin: A substance or extract from the neurohypophysis (PITUITARY GLAND, POSTERIOR). | 1.99 | 1 | 0 | | |
acid phosphatase
Acid Phosphatase: An enzyme that catalyzes the conversion of an orthophosphoric monoester and water to an alcohol and orthophosphate. EC 3.1.3.2. | 1.97 | 1 | 0 | | |
nad
NAD(1-) : An anionic form of nicotinamide adenine dinucleotide arising from deprotonation of the two OH groups of the diphosphate moiety. | 1.99 | 1 | 0 | organophosphate oxoanion | cofactor;
human metabolite;
hydrogen acceptor;
Saccharomyces cerevisiae metabolite |
atrial natriuretic factor
Atrial Natriuretic Factor: A potent natriuretic and vasodilatory peptide or mixture of different-sized low molecular weight PEPTIDES derived from a common precursor and secreted mainly by the HEART ATRIUM. All these peptides share a sequence of about 20 AMINO ACIDS. | 2.74 | 3 | 0 | polypeptide | |
glucagon
Glucagon: A 29-amino acid pancreatic peptide derived from proglucagon which is also the precursor of intestinal GLUCAGON-LIKE PEPTIDES. Glucagon is secreted by PANCREATIC ALPHA CELLS and plays an important role in regulation of BLOOD GLUCOSE concentration, ketone metabolism, and several other biochemical and physiological processes. (From Gilman et al., Goodman and Gilman's The Pharmacological Basis of Therapeutics, 9th ed, p1511). glucagon : A 29-amino acid peptide hormone consisting of His, Ser, Gln, Gly, Thr, Phe, Thr, Ser, Asp, Tyr, Ser, Lys, Tyr, Leu, Asp, Ser, Arg, Arg, Ala, Gln, Asp, Phe, Val, Gln, Trp, Leu, Met, Asn and Thr residues joined in sequence. | 2.02 | 1 | 0 | peptide hormone | |
natriuretic peptide, c-type
Natriuretic Peptide, C-Type: A PEPTIDE of 22 amino acids, derived mainly from cells of VASCULAR ENDOTHELIUM. It is also found in the BRAIN, major endocrine glands, and other tissues. It shares structural homology with ATRIAL NATRIURETIC FACTOR. It has vasorelaxant activity thus is important in the regulation of vascular tone and blood flow. Several high molecular weight forms containing the 22 amino acids have been identified. | 2.71 | 3 | 0 | | |
endothelin-1
Endothelin-1: A 21-amino acid peptide produced in a variety of tissues including endothelial and vascular smooth-muscle cells, neurons and astrocytes in the central nervous system, and endometrial cells. It acts as a modulator of vasomotor tone, cell proliferation, and hormone production. (N Eng J Med 1995;333(6):356-63) | 2.03 | 1 | 0 | | |
phosphatidylcholines
Phosphatidylcholines: Derivatives of PHOSPHATIDIC ACIDS in which the phosphoric acid is bound in ester linkage to a CHOLINE moiety. | 1.96 | 1 | 0 | 1,2-diacyl-sn-glycero-3-phosphocholine | |
atractyloside
Atractyloside: A glycoside of a kaurene type diterpene that is found in some plants including Atractylis gummifera (ATRACTYLIS); COFFEE; XANTHIUM, and CALLILEPIS. Toxicity is due to inhibition of ADENINE NUCLEOTIDE TRANSLOCASE. | 1.96 | 1 | 0 | | |
thimerosal
Thimerosal: An ethylmercury-sulfidobenzoate that has been used as a preservative in VACCINES; ANTIVENINS; and OINTMENTS. It was formerly used as a topical antiseptic. It degrades to ethylmercury and thiosalicylate.. thimerosal : An alkylmercury compound (approximately 49% mercury by weight) used as an antiseptic and antifungal agent. | 1.97 | 1 | 0 | alkylmercury compound | antifungal drug;
antiseptic drug;
disinfectant;
drug allergen |
adenosine kinase
Adenosine Kinase: An enzyme that catalyzes the formation of ADP plus AMP from adenosine plus ATP. It can serve as a salvage mechanism for returning adenosine to nucleic acids. EC 2.7.1.20. | 4.56 | 25 | 0 | | |
s-adenosylmethionine
(R)-S-adenosyl-L-methionine : An S-adenosyl-L-methionine that has R-configuration.. S-adenosyl-L-methionine zwitterion : A zwitterionic tautomer of S-adenosyl-L-methionine arising from shift of the proton from the carboxy group to the amino group.. (R)-S-adenosyl-L-methionine zwitterion : An S-adenosyl-L-methionine zwitterion that has R-configuration; major species at pH 7.3.. (S)-S-adenosyl-L-methionine zwitterion : An S-adenosyl-L-methionine zwitterion that has S-configuration; major species at pH 7.3.. S-adenosyl-L-methionine : A sulfonium compound that is the S-adenosyl derivative of L-methionine. It is an intermediate in the metabolic pathway of methionine. | 5.36 | 11 | 0 | organic cation;
sulfonium compound | coenzyme;
cofactor;
human metabolite;
micronutrient;
Mycoplasma genitalium metabolite;
nutraceutical;
Saccharomyces cerevisiae metabolite |
piperidines
Piperidines: A family of hexahydropyridines. | 2.03 | 1 | 0 | | |
p(1),p(5)-di(adenosine-5'-)pentaphosphate
P(1),P(5)-di(adenosine-5'-)pentaphosphate: structure. P(1),P(5)-bis(5'-adenosyl) pentaphosphate(5-) : An organophosphate oxoanion arising from global deprotonation of the pentaphosphate OH groups of P(1),P(5)-bis(5'-adenosyl) pentaphosphate. | 1.96 | 1 | 0 | organophosphate oxoanion | |
fructose-1,6-diphosphate
fructose-1,6-diphosphate: RN refers to (D)-isomer | 3.06 | 1 | 0 | | |
vasoactive intestinal peptide
Vasoactive Intestinal Peptide: A highly basic, 28 amino acid neuropeptide released from intestinal mucosa. It has a wide range of biological actions affecting the cardiovascular, gastrointestinal, and respiratory systems and is neuroprotective. It binds special receptors (RECEPTORS, VASOACTIVE INTESTINAL PEPTIDE). | 1.96 | 1 | 0 | | |
natriuretic peptide, brain
Natriuretic Peptide, Brain: A PEPTIDE that is secreted by the BRAIN and the HEART ATRIA, stored mainly in cardiac ventricular MYOCARDIUM. It can cause NATRIURESIS; DIURESIS; VASODILATION; and inhibits secretion of RENIN and ALDOSTERONE. It improves heart function. It contains 32 AMINO ACIDS. | 2.03 | 1 | 0 | polypeptide | |
salicylates
Salicylates: The salts or esters of salicylic acids, or salicylate esters of an organic acid. Some of these have analgesic, antipyretic, and anti-inflammatory activities by inhibiting prostaglandin synthesis.. hydroxybenzoate : Any benzoate derivative carrying a single carboxylate group and at least one hydroxy substituent.. salicylates : Any salt or ester arising from reaction of the carboxy group of salicylic acid, or any ester resulting from the condensation of the phenolic hydroxy group of salicylic acid with an organic acid.. salicylate : A monohydroxybenzoate that is the conjugate base of salicylic acid. | 1.99 | 1 | 0 | monohydroxybenzoate | plant metabolite |
warfarin
Warfarin: An anticoagulant that acts by inhibiting the synthesis of vitamin K-dependent coagulation factors. Warfarin is indicated for the prophylaxis and/or treatment of venous thrombosis and its extension, pulmonary embolism, and atrial fibrillation with embolization. It is also used as an adjunct in the prophylaxis of systemic embolism after myocardial infarction. Warfarin is also used as a rodenticide.. warfarin : A racemate comprising equal amounts of (R)- and (S)-warfarin. Extensively used as both an anticoagulant drug and as a pesticide against rats and mice.. 4-hydroxy-3-(3-oxo-1-phenylbutyl)-1-benzopyran-2-one : A member of the class of coumarins that is 4-hydroxycoumarin which is substituted at position 3 by a 1-phenyl-3-oxo-1-butyl group. | 1.99 | 1 | 0 | benzenes;
hydroxycoumarin;
methyl ketone | |
oligomycins
Oligomycins: A closely related group of toxic substances elaborated by various strains of Streptomyces. They are 26-membered macrolides with lactone moieties and double bonds and inhibit various ATPases, causing uncoupling of phosphorylation from mitochondrial respiration. Used as tools in cytochemistry. Some specific oligomycins are RUTAMYCIN, peliomycin, and botrycidin (formerly venturicidin X). | 1.99 | 1 | 0 | | |
carboxyatractyloside
carboxyatractyloside: RN given refers to parent cpd; structure | 1.96 | 1 | 0 | | |
cytochalasin d
Cytochalasin D: A fungal metabolite that blocks cytoplasmic cleavage by blocking formation of contractile microfilament structures resulting in multinucleated cell formation, reversible inhibition of cell movement, and the induction of cellular extrusion. Additional reported effects include the inhibition of actin polymerization, DNA synthesis, sperm motility, glucose transport, thyroid secretion, and growth hormone release.. cytochalasin D : An organic heterotricyclic compound that is a mycotoxin produced by Helminthosporium and other moulds which is cell permeable and a potent inhibitor of actin polymerisation and DNA synthesis. | 1.99 | 1 | 0 | | |
apyrase
Apyrase: A calcium-activated enzyme that catalyzes the hydrolysis of ATP to yield AMP and orthophosphate. It can also act on ADP and other nucleoside triphosphates and diphosphates. EC 3.6.1.5. | 2.07 | 1 | 0 | | |
thromboplastin
Thromboplastin: Constituent composed of protein and phospholipid that is widely distributed in many tissues. It serves as a cofactor with factor VIIa to activate factor X in the extrinsic pathway of blood coagulation. | 1.96 | 1 | 0 | | |
cyclic gmp
Cyclic GMP: Guanosine cyclic 3',5'-(hydrogen phosphate). A guanine nucleotide containing one phosphate group which is esterified to the sugar moiety in both the 3'- and 5'-positions. It is a cellular regulatory agent and has been described as a second messenger. Its levels increase in response to a variety of hormones, including acetylcholine, insulin, and oxytocin and it has been found to activate specific protein kinases. (From Merck Index, 11th ed). 3',5'-cyclic GMP : A 3',5'-cyclic purine nucleotide in which the purine nucleobase is specified as guanidine. | 9.57 | 25 | 0 | 3',5'-cyclic purine nucleotide;
guanyl ribonucleotide | Escherichia coli metabolite;
human metabolite;
mouse metabolite;
plant metabolite;
Saccharomyces cerevisiae metabolite |
deoxyguanosine
[no description available] | 3.06 | 5 | 0 | purine 2'-deoxyribonucleoside;
purines 2'-deoxy-D-ribonucleoside | Escherichia coli metabolite;
human metabolite;
mouse metabolite;
Saccharomyces cerevisiae metabolite |
deoxyinosine
[no description available] | 2.07 | 1 | 0 | purine 2'-deoxyribonucleoside;
purines 2'-deoxy-D-ribonucleoside | Escherichia coli metabolite;
human metabolite;
mouse metabolite;
plant metabolite;
Saccharomyces cerevisiae metabolite |
deoxyguanosine triphosphate
[no description available] | 1.96 | 1 | 0 | deoxyguanosine phosphate;
guanyl deoxyribonucleotide;
purine 2'-deoxyribonucleoside 5'-triphosphate | Arabidopsis thaliana metabolite;
Escherichia coli metabolite;
human metabolite;
mouse metabolite;
plant metabolite;
Saccharomyces cerevisiae metabolite |
guanosine diphosphate
Guanosine Diphosphate: A guanine nucleotide containing two phosphate groups esterified to the sugar moiety. | 2.01 | 1 | 0 | guanosine 5'-phosphate;
purine ribonucleoside 5'-diphosphate | Escherichia coli metabolite;
mouse metabolite;
uncoupling protein inhibitor |
guanosine monophosphate
Guanosine Monophosphate: A guanine nucleotide containing one phosphate group esterified to the sugar moiety and found widely in nature.. guanosine 5'-monophosphate : A purine ribonucleoside 5'-monophosphate having guanine as the nucleobase. | 1.99 | 1 | 0 | guanosine 5'-phosphate;
purine ribonucleoside 5'-monophosphate | biomarker;
Escherichia coli metabolite;
metabolite;
mouse metabolite |
guanosine triphosphate
Guanosine Triphosphate: Guanosine 5'-(tetrahydrogen triphosphate). A guanine nucleotide containing three phosphate groups esterified to the sugar moiety. | 1.96 | 1 | 0 | guanosine 5'-phosphate;
purine ribonucleoside 5'-triphosphate | Escherichia coli metabolite;
mouse metabolite;
uncoupling protein inhibitor |
guanine
[no description available] | 2.01 | 1 | 0 | 2-aminopurines;
oxopurine;
purine nucleobase | algal metabolite;
Escherichia coli metabolite;
human metabolite;
mouse metabolite;
Saccharomyces cerevisiae metabolite |
guanosine
ribonucleoside : Any nucleoside where the sugar component is D-ribose. | 3.08 | 5 | 0 | guanosines;
purines D-ribonucleoside | fundamental metabolite |
hypoxanthine
[no description available] | 4.07 | 15 | 0 | nucleobase analogue;
oxopurine;
purine nucleobase | fundamental metabolite |
inosinic acid
Inosine Monophosphate: Inosine 5'-Monophosphate. A purine nucleotide which has hypoxanthine as the base and one phosphate group esterified to the sugar moiety. | 2.89 | 4 | 0 | inosine phosphate;
purine ribonucleoside 5'-monophosphate | Escherichia coli metabolite;
human metabolite;
mouse metabolite |
inosine
[no description available] | 5.79 | 29 | 0 | inosines;
purines D-ribonucleoside | Escherichia coli metabolite;
human metabolite;
mouse metabolite;
Saccharomyces cerevisiae metabolite |
didanosine
Didanosine: A dideoxynucleoside compound in which the 3'-hydroxy group on the sugar moiety has been replaced by a hydrogen. This modification prevents the formation of phosphodiester linkages which are needed for the completion of nucleic acid chains. Didanosine is a potent inhibitor of HIV replication, acting as a chain-terminator of viral DNA by binding to reverse transcriptase; ddI is then metabolized to dideoxyadenosine triphosphate, its putative active metabolite.. didanosine : A purine 2',3'-dideoxyribonucleoside that is inosine in which the hydroxy groups at both the 2' and the 3' positions on the sugar moiety have been replaced by hydrogen. An antiviral drug, it is used as a medication to treat HIV/AIDS. | 1.99 | 1 | 0 | purine 2',3'-dideoxyribonucleoside | antimetabolite;
antiviral drug;
EC 2.4.2.1 (purine-nucleoside phosphorylase) inhibitor;
geroprotector;
HIV-1 reverse transcriptase inhibitor |
sildenafil
sildenafil : A pyrazolo[4,3-d]pyrimidin-7-one having a methyl substituent at the 1-position, a propyl substituent at the 3-position and a 2-ethoxy-5-[(4-methylpiperazin-1-yl)sulfonyl]phenyl group at the 5-position. | 2.07 | 1 | 0 | piperazines;
pyrazolopyrimidine;
sulfonamide | EC 3.1.4.35 (3',5'-cyclic-GMP phosphodiesterase) inhibitor;
vasodilator agent |
zaprinast
zaprinast: anaphylaxis inhibitor; structure | 2.71 | 3 | 0 | triazolopyrimidines | |
allopurinol
Allopurinol: A XANTHINE OXIDASE inhibitor that decreases URIC ACID production. It also acts as an antimetabolite on some simpler organisms.. allopurinol : A bicyclic structure comprising a pyrazole ring fused to a hydroxy-substituted pyrimidine ring. | 7.92 | 4 | 0 | nucleobase analogue;
organic heterobicyclic compound | antimetabolite;
EC 1.17.3.2 (xanthine oxidase) inhibitor;
gout suppressant;
radical scavenger |
alanosine
[no description available] | 1.97 | 1 | 0 | | |
guanosine 5'-o-(2-thiodiphosphate)
[no description available] | 2.01 | 1 | 0 | nucleoside diphosphate analogue | |
sildenafil citrate
Sildenafil Citrate: A PHOSPHODIESTERASE TYPE-5 INHIBITOR; VASODILATOR AGENT and UROLOGICAL AGENT that is used in the treatment of ERECTILE DYSFUNCTION and PRIMARY PULMONARY HYPERTENSION.. sildenafil citrate : The citrate salt of sildenafil. | 2.43 | 2 | 0 | citrate salt | EC 3.1.4.35 (3',5'-cyclic-GMP phosphodiesterase) inhibitor;
vasodilator agent |
8-bromocyclic gmp
8-bromo-3',5'-cyclic GMP : A 3',5'-cyclic purine nucleotide that is 3',5'-cyclic GMP bearing an additional bromo substituent at position 8 on the guanine ring. A membrane permeable cGMP analogue that activates protein kinase G (PKG). It is 4.3-fold more potent than cGMP in activating PKG1alpha and promotes relaxation of tracheal and vascular smooth muscle tissue in vitro. | 2.72 | 3 | 0 | 3',5'-cyclic purine nucleotide;
organobromine compound | muscle relaxant;
protein kinase G agonist |
lixazinone
lixazinone: structure given in first source | 1.99 | 1 | 0 | | |
adenallene
adenallene: structure given in first source; inhibits replication and cytopathic effects of HIV in vitro | 1.98 | 1 | 0 | | |
2'-fluoro-2',3'-dideoxyinosine
2'-fluoro-2',3'-dideoxyinosine: structure given in first source; RN given refers to compound with unspecified F (fluorine) orientation | 1.99 | 1 | 0 | | |
formycin b
formycin B: RN given refers to (beta-D)-isomer | 1.98 | 1 | 0 | formycin | |
npt 15392
NPT 15392: RN given refers to unlabeled parent cpd | 1.96 | 1 | 0 | | |
formycins
Formycins: Pyrazolopyrimidine ribonucleosides isolated from Nocardia interforma. They are antineoplastic antibiotics with cytostatic properties. | 1.98 | 1 | 0 | | |
8-aminoguanosine
[no description available] | 1.96 | 1 | 0 | | |
concanavalin a
Concanavalin A: A MANNOSE/GLUCOSE binding lectin isolated from the jack bean (Canavalia ensiformis). It is a potent mitogen used to stimulate cell proliferation in lymphocytes, primarily T-lymphocyte, cultures. | 2.36 | 2 | 0 | | |