| Substance | Relationship Strength | Studies | Trials | Classes | Roles |
|---|
chlorine
chloride : A halide anion formed when chlorine picks up an electron to form an an anion. | 3.6 | 9 | 0 | halide anion;
monoatomic chlorine | cofactor;
Escherichia coli metabolite;
human metabolite |
histamine
[no description available] | 1.98 | 1 | 0 | aralkylamino compound;
imidazoles | human metabolite;
mouse metabolite;
neurotransmitter |
phytic acid
Phytic Acid: Complexing agent for removal of traces of heavy metal ions. It acts also as a hypocalcemic agent.. myo-inositol hexakisphosphate : A myo-inositol hexakisphosphate in which each hydroxy group of myo-inositol is monophosphorylated. | 4.23 | 5 | 0 | inositol phosphate | |
inositol
Inositol: An isomer of glucose that has traditionally been considered to be a B vitamin although it has an uncertain status as a vitamin and a deficiency syndrome has not been identified in man. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1379) Inositol phospholipids are important in signal transduction.. inositol : Any cyclohexane-1,2,3,4,5,6-hexol.. 1D-chiro-inositol : Belonging to the inositol family of compounds, D-chiro-inositol (DCI) is an isomer of glucose. It is an important secondary messenger in insulin signal transduction.. muco-inositol : An inositol that is cyclohexane-1,2,3,4,5,6-hexol having a (1R,2R,3r,4R,5S,6r)-configuration. | 3.23 | 6 | 0 | cyclitol;
hexol | |
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 |
1,2-dioctanoylglycerol
1,2-dioctanoylglycerol: functions as bioregulator of protein kinase C in human platelets | 1.99 | 1 | 0 | | |
diazoxide
Diazoxide: A benzothiadiazine derivative that is a peripheral vasodilator used for hypertensive emergencies. It lacks diuretic effect, apparently because it lacks a sulfonamide group.. diazoxide : A benzothiadiazine that is the S,S-dioxide of 2H-1,2,4-benzothiadiazine which is substituted at position 3 by a methyl group and at position 7 by chlorine. A peripheral vasodilator, it increases the concentration of glucose in the plasma and inhibits the secretion of insulin by the beta- cells of the pancreas. It is used orally in the management of intractable hypoglycaemia and intravenously in the management of hypertensive emergencies. | 1.98 | 1 | 0 | benzothiadiazine;
organochlorine compound;
sulfone | antihypertensive agent;
beta-adrenergic agonist;
bronchodilator agent;
cardiotonic drug;
diuretic;
K-ATP channel agonist;
sodium channel blocker;
sympathomimetic agent;
vasodilator agent |
indomethacin
Indomethacin: A non-steroidal anti-inflammatory agent (NSAID) that inhibits CYCLOOXYGENASE, which is necessary for the formation of PROSTAGLANDINS and other AUTACOIDS. It also inhibits the motility of POLYMORPHONUCLEAR LEUKOCYTES.. indometacin : A member of the class of indole-3-acetic acids that is indole-3-acetic acid in which the indole ring is substituted at positions 1, 2 and 5 by p-chlorobenzoyl, methyl, and methoxy groups, respectively. A non-steroidal anti-inflammatory drug, it is used in the treatment of musculoskeletal and joint disorders including osteoarthritis, rheumatoid arthritis, gout, bursitis and tendinitis. | 1.99 | 1 | 0 | aromatic ether;
indole-3-acetic acids;
monochlorobenzenes;
N-acylindole | analgesic;
drug metabolite;
EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor;
environmental contaminant;
gout suppressant;
non-steroidal anti-inflammatory drug;
xenobiotic metabolite;
xenobiotic |
nifedipine
Nifedipine: A potent vasodilator agent with calcium antagonistic action. It is a useful anti-anginal agent that also lowers blood pressure. | 1.98 | 1 | 0 | C-nitro compound;
dihydropyridine;
methyl ester | calcium channel blocker;
human metabolite;
tocolytic agent;
vasodilator agent |
niflumic acid
Niflumic Acid: An analgesic and anti-inflammatory agent used in the treatment of rheumatoid arthritis. | 2.44 | 2 | 0 | aromatic carboxylic acid;
pyridines | |
5-nitro-2-(3-phenylpropylamino)benzoic acid
5-nitro-2-(3-phenylpropylamino)benzoic acid: structure given in first source; chloride channel antagonist | 2.01 | 1 | 0 | nitrobenzoic acid | |
suramin
Suramin: A polyanionic compound with an unknown mechanism of action. It is used parenterally in the treatment of African trypanosomiasis and it has been used clinically with diethylcarbamazine to kill the adult Onchocerca. (From AMA Drug Evaluations Annual, 1992, p1643) It has also been shown to have potent antineoplastic properties.. suramin : A member of the class of phenylureas that is urea in which each of the amino groups has been substituted by a 3-({2-methyl-5-[(4,6,8-trisulfo-1-naphthyl)carbamoyl]phenyl}carbamoyl)phenyl group. An activator of both the rabbit skeletal muscle RyR1 and sheep cardiac RyR2 isoform ryanodine receptor channels, it has been used for the treatment of human African trypanosomiasis for over 100 years. | 1.97 | 1 | 0 | naphthalenesulfonic acid;
phenylureas;
secondary carboxamide | angiogenesis inhibitor;
antinematodal drug;
antineoplastic agent;
apoptosis inhibitor;
EC 2.7.11.13 (protein kinase C) inhibitor;
GABA antagonist;
GABA-gated chloride channel antagonist;
purinergic receptor P2 antagonist;
ryanodine receptor agonist;
trypanocidal drug |
carbachol
Carbachol: A slowly hydrolyzed CHOLINERGIC AGONIST that acts at both MUSCARINIC RECEPTORS and NICOTINIC RECEPTORS. | 3.09 | 5 | 0 | ammonium salt;
carbamate ester | cardiotonic drug;
miotic;
muscarinic agonist;
nicotinic acetylcholine receptor agonist;
non-narcotic analgesic |
adenosine diphosphate
Adenosine Diphosphate: Adenosine 5'-(trihydrogen diphosphate). An adenine nucleotide containing two phosphate groups esterified to the sugar moiety at the 5'-position. | 1.97 | 1 | 0 | adenosine 5'-phosphate;
purine ribonucleoside 5'-diphosphate | fundamental metabolite;
human metabolite |
uridine triphosphate
Uridine Triphosphate: Uridine 5'-(tetrahydrogen triphosphate). A uracil nucleotide containing three phosphate groups esterified to the sugar moiety. | 2.41 | 2 | 0 | pyrimidine ribonucleoside 5'-triphosphate;
uridine 5'-phosphate | Escherichia coli metabolite;
mouse metabolite |
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. | 1.99 | 1 | 0 | diether;
tertiary amino compound;
tetracarboxylic acid | chelator |
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 | 1 | 0 | arginine;
glutamine family amino acid;
L-alpha-amino acid;
proteinogenic amino acid | biomarker;
Escherichia coli metabolite;
micronutrient;
mouse metabolite;
nutraceutical |
butane
butane : A straight chain alkane composed of 4 carbon atoms. | 2.01 | 1 | 0 | alkane;
gas molecular entity | food propellant;
refrigerant |
cyclohexanol
Cyclohexanols: Monohydroxy derivatives of cyclohexanes that contain the general formula R-C6H11O. They have a camphorlike odor and are used in making soaps, insecticides, germicides, dry cleaning, and plasticizers.. cyclohexanols : An alcohol in which one or more hydroxy groups are attached to a cyclohexane skeleton. | 2.02 | 1 | 0 | cyclohexanols;
secondary alcohol | solvent |
diepoxybutane
diepoxybutane: difunctional alkylating agent; RN given refers to cpd with unspecified isomeric designation; structure | 2.01 | 1 | 0 | epoxide | mutagen |
yttrium
Yttrium: An element of the rare earth family of metals. It has the atomic symbol Y, atomic number 39, and atomic weight 88.91. In conjunction with other rare earths, yttrium is used as a phosphor in television receivers and is a component of the yttrium-aluminum garnet (YAG) lasers. | 2.01 | 1 | 0 | d-block element atom;
rare earth metal atom;
scandium group element atom | |
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. | 2.39 | 2 | 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 |
phenyl acetate
phenyl acetate: The ester formed between phenol and acetic acid. Don't confuse with phenylacetic acid derivatives listed under PHENYLACETATES.. phenyl acetate : An acetate ester obtained by the formal condensation of phenol with acetic acid. | 2.01 | 1 | 0 | benzenes;
phenyl acetates | |
4-(2-pyridylazo)resorcinol
4-(2-pyridylazo)resorcinol: RN given refers to parent cpd | 1.97 | 1 | 0 | | |
masoprocol
Masoprocol: A potent lipoxygenase inhibitor that interferes with arachidonic acid metabolism. The compound also inhibits formyltetrahydrofolate synthetase, carboxylesterase, and cyclooxygenase to a lesser extent. It also serves as an antioxidant in fats and oils.. masoprocol : The meso-form of nordihydroguaiaretic acid. An antioxidant found in the creosote bush, Larrea divaricata, it is a potent lipoxygenase inhibitor that interferes with arachidonic acid metabolism. It also inhibits (though to a lesser extent) formyltetrahydrofolate synthetase, carboxylesterase, and cyclooxygenase. | 1.99 | 1 | 0 | nordihydroguaiaretic acid | antineoplastic agent;
hypoglycemic agent;
lipoxygenase inhibitor;
metabolite |
inositol-1,3,4,5-tetrakisphosphate
inositol-1,3,4,5-tetrakisphosphate: for cpd without numerical locants of phosphate groups, index INOSITOL PHOSPHATES. 1D-myo-inositol 1,3,4,5-tetrakisphosphate : A myo-inositol tetrakisphosphate having the four phosphates placed in the 1-, 3-, 4- and 5-positions. | 5.43 | 20 | 0 | inositol phosphate | |
inositol-1,3,4,6-tetrakisphosphate
inositol-1,3,4,6-tetrakisphosphate: for cpd without numerical locants of phosphate groups, index INOSITOL PHOSPHATES. myo-inositol 1,3,4,6-tetrakisphosphate : A myo-inositol tetrakisphosphate having the phosphate groups placed at the 1-, 3-, 4- and 6-positions. | 3.85 | 12 | 0 | | |
inositol 2,4,5-trisphosphate
[no description available] | 1.97 | 1 | 0 | | |
1-diphosphoinositol pentakisphosphate
1-diphosphoinositol pentakisphosphate: present as soluble ionic species in the cytosol of amoeba (Dictyostelium discoideum); rapidly metabolized in intact cells & can by synthesized in cell lysates from myo-inositol hexakisphosphate in the presence of ATP. 1-diphospho-1D-myo-inositol 2,3,4,5,6-pentakisphosphate : A myo-inositol pentakisphosphate that consists of myo-inositol having the five phospho groups located at positions 2, 3, 4, 5 and 6 as well as a diphospho group at position 1. | 1.99 | 1 | 0 | | |
conduritol b
conduritol B: RN given for ((1alpha,2beta,3alpha,4beta)-(+-))-isomer; structure in first source. conduritol : A tetrol that is cyclohexene in which a hydrogen attached to each of the carbons at positions 3, 4, 5, and 6 is replaced by a hydroxy group. The group consists of six possible diastereoisomers, known as conduritols A to F, some of which can exist as two distinct enantiomers.. conduritol B : A racemate consisting of the two possible cyclohex-5-ene-1,2,3,4-tetrols in which the hydroxy groups at positions 2, 3, and 4 are in a trans,cis,trans- relationship to that at position 1. | 2.02 | 1 | 0 | cyclitol;
secondary alcohol;
tetrol | |
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). | 1.97 | 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. | 1.98 | 1 | 0 | | |
bradykinin
[no description available] | 2.39 | 2 | 0 | oligopeptide | human blood serum metabolite;
vasodilator agent |
inositol 1,4,5-trisphosphate
Inositol 1,4,5-Trisphosphate: Intracellular messenger formed by the action of phospholipase C on phosphatidylinositol 4,5-bisphosphate, which is one of the phospholipids that make up the cell membrane. Inositol 1,4,5-trisphosphate is released into the cytoplasm where it releases calcium ions from internal stores within the cell's endoplasmic reticulum. These calcium ions stimulate the activity of B kinase or calmodulin. | 5.95 | 14 | 0 | myo-inositol trisphosphate | mouse metabolite |
inositol-1,4,5,6-tetrakisphosphate
D-myo-inositol 1,4,5,6-tetrakisphosphate: structure in first source. 1D-myo-inositol 1,4,5,6-tetrakisphosphate : A myo-inositol tetrakisphosphate having the four phosphate groups at the 1-, 4-, 5- and 6-positions. | 2.41 | 2 | 0 | myo-inositol tetrakisphosphate | mouse metabolite |
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. | 1.97 | 1 | 0 | tripeptide | |
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. | 1.99 | 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 |
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. | 2.39 | 2 | 0 | butyrate ester;
organic heterotricyclic compound;
sesquiterpene lactone | calcium channel blocker;
EC 3.6.3.8 (Ca(2+)-transporting ATPase) inhibitor |
arginine vasopressin
Arginine Vasopressin: The predominant form of mammalian antidiuretic hormone. It is a nonapeptide containing an ARGININE at residue 8 and two disulfide-linked cysteines at residues of 1 and 6. Arg-vasopressin is used to treat DIABETES INSIPIDUS or to improve vasomotor tone and BLOOD PRESSURE.. argipressin : The predominant form of mammalian vasopressin (antidiuretic hormone). It is a nonapeptide containing an arginine at residue 8 and two disulfide-linked cysteines at residues of 1 and 6. | 1.98 | 1 | 0 | vasopressin | cardiovascular drug;
hematologic agent;
mitogen |
arachidonyltrifluoromethane
arachidonyltrifluoromethane: structure given in first source; inhibits 85-kDa phospholipase A2. AACOCF3 : A fatty acid derivative that is arachidonic acid in which the OH part of the carboxy group has been replaced by a trifluoromethyl group | 1.99 | 1 | 0 | fatty acid derivative;
ketone;
olefinic compound;
organofluorine compound | EC 3.1.1.4 (phospholipase A2) inhibitor |
genistein
[no description available] | 2 | 1 | 0 | 7-hydroxyisoflavones | antineoplastic agent;
EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor;
geroprotector;
human urinary metabolite;
phytoestrogen;
plant metabolite;
tyrosine kinase inhibitor |
adp beta s
adenosine 5'-O-(2-thiodiphosphate): partial agonist toward platelet aggregation; see also record for 1-thiodiphosphate cpd | 1.97 | 1 | 0 | | |
kn 93
KN 93: reduces dopamine content in PC12h cells. KN-93 : A sulfonamide resulting from the formal condensation of p-methoxybenzenesulfonic acid with the anilino nitrogen of 2-(aminomethyl)-N-(2-hydroxyethyl)aniline in which the hydrogens of the primary amino group have been replaced by methyl and p-chlorocinnamyl groups. KN-93 is a selective inhibitor of Ca(2+)/calmodulin-dependent protein kinase II. | 2.08 | 1 | 0 | monochlorobenzenes;
monomethoxybenzene;
primary alcohol;
sulfonamide;
tertiary amino compound | EC 2.7.11.17 (Ca(2+)/calmodulin-dependent protein kinase) inhibitor;
geroprotector |
4,4'-diisothiocyanostilbene-2,2'-disulfonic acid
4,4'-Diisothiocyanostilbene-2,2'-Disulfonic Acid: An inhibitor of anion conductance including band 3-mediated anion transport. | 2.01 | 1 | 0 | | |
antimycin a
Antimycin A: An antibiotic substance produced by Streptomyces species. It inhibits mitochondrial respiration and may deplete cellular levels of ATP. Antimycin A1 has been used as a fungicide, insecticide, and miticide. (From Merck Index, 12th ed). antimycin A : A nine-membered bis-lactone having methyl substituents at the 2- and 6-positions, an n-hexyl substituent at the 8-position, an acyloxy substituent at the 7-position and an aroylamido substituent at the 3-position. It is produced by Streptomyces bacteria and has found commercial use as a fish poison. | 1.98 | 1 | 0 | amidobenzoic acid | |
staurosporine
staurosporinium : Conjugate acid of staurosporine. | 1.98 | 1 | 0 | ammonium ion derivative | |
nystatin a1
Nystatin: Macrolide antifungal antibiotic complex produced by Streptomyces noursei, S. aureus, and other Streptomyces species. The biologically active components of the complex are nystatin A1, A2, and A3.. nystatin : A heterogeneous mixture of polyene compounds produced by cultures of Streptomyces noursei. It mainly consists of three biologically active components designated nystatin A1, nystatin A2, and nystatin A3. It is used to treat oral and dermal fungal infections.. nystatin A1 : A polyene macrolide antibiotic; part of the nystatin complex produced by several Streptomyces species. It is an antifungal antibiotic used for the treatment of topical fungal infections caused by a broad spectrum of fungal pathogens comprising yeast-like and filamentous species. | 2 | 1 | 0 | nystatins | |
phytic acid
inositol pentaphosphate: RN given refers to cpd without isomeric designation | 4.87 | 11 | 0 | inositol phosphate | |
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. | 1.99 | 1 | 0 | benzoxazole | |
inositol 3,4,5-trisphosphate
[no description available] | 2.71 | 3 | 0 | | |
bucladesine
Bucladesine: A cyclic nucleotide derivative that mimics the action of endogenous CYCLIC AMP and is capable of permeating the cell membrane. It has vasodilator properties and is used as a cardiac stimulant. (From Merck Index, 11th ed). bucladesine : A 3',5'-cyclic purine nucleotide that is the 2'-butanoate ester and 6-N-butanoyl derivative of 3',5'-cyclic AMP. | 2 | 1 | 0 | 3',5'-cyclic purine nucleotide | |
inositol 1,3,4-trisphosphate
1D-myo-inositol 1,3,4-trisphosphate(6-) : The hexaanion of 1D-myo-inositol 1,3,4-trisphosphate. | 2.67 | 3 | 0 | inositol phosphate oxoanion | human metabolite |
inositol 1,4-bis(phosphate)
inositol 1,4-bis(phosphate): induced in human platelets by thrombin; RN given refers to cpd without isomeric designation. 1D-myo-inositol 1,4-bisphosphate(4-) : An organophosphate oxoanion arising from deprotonation of the phosphate OH groups of 1D-myo-inositol 1,4-bisphosphate; major species at pH 7.3. | 1.97 | 1 | 0 | | |
heparitin sulfate
Heparitin Sulfate: A heteropolysaccharide that is similar in structure to HEPARIN. It accumulates in individuals with MUCOPOLYSACCHARIDOSIS. | 2.17 | 1 | 0 | | |
epidermal growth factor
Epidermal Growth Factor: A 6-kDa polypeptide growth factor initially discovered in mouse submaxillary glands. Human epidermal growth factor was originally isolated from urine based on its ability to inhibit gastric secretion and called urogastrone. Epidermal growth factor exerts a wide variety of biological effects including the promotion of proliferation and differentiation of mesenchymal and EPITHELIAL CELLS. It is synthesized as a transmembrane protein which can be cleaved to release a soluble active form. | 1.99 | 1 | 0 | | |
okadaic acid
Okadaic Acid: A specific inhibitor of phosphoserine/threonine protein phosphatase 1 and 2a. It is also a potent tumor promoter. It is produced by DINOFLAGELLATES and causes diarrhetic SHELLFISH POISONING.. okadaic acid : A polycyclic ether that is produced by several species of dinoflagellates, and is known to accumulate in both marine sponges and shellfish. A polyketide, polyether derivative of a C38 fatty acid, it is one of the primary causes of diarrhetic shellfish poisoning (DSP). It is a potent inhibitor of specific protein phosphatases and is known to have a variety of negative effects on cells. | 2.4 | 2 | 0 | ketal | |
digitonin
Digitonin: A glycoside obtained from Digitalis purpurea; the aglycone is digitogenin which is bound to five sugars. Digitonin solubilizes lipids, especially in membranes and is used as a tool in cellular biochemistry, and reagent for precipitating cholesterol. It has no cardiac effects.. digitonin : A spirostanyl glycoside that is digitogenin in which the 3-hydroxy group is substituted by a beta-D-glucopyranosyl-(1->3)-beta-D-galactopyranosyl-(1->2)-[beta-D-xylopyranosyl-(1->3)]-beta-D-glucopyranosyl-(1->4)-beta-D-galactopyranosyl group. It is a steroidal saponin isolated from the foxglove plant, Digitalis purpurea. It is used extensively as a mild non-ionic detergent for extracting proteins from membranes for structure and function studies. | 1.97 | 1 | 0 | | |
guanosine 5'-o-(3-thiotriphosphate)
Guanosine 5'-O-(3-Thiotriphosphate): Guanosine 5'-(trihydrogen diphosphate), monoanhydride with phosphorothioic acid. A stable GTP analog which enjoys a variety of physiological actions such as stimulation of guanine nucleotide-binding proteins, phosphoinositide hydrolysis, cyclic AMP accumulation, and activation of specific proto-oncogenes. | 1.99 | 1 | 0 | nucleoside triphosphate analogue | |
phosphorus radioisotopes
Phosphorus Radioisotopes: Unstable isotopes of phosphorus that decay or disintegrate emitting radiation. P atoms with atomic weights 28-34 except 31 are radioactive phosphorus isotopes. | 1.97 | 1 | 0 | | |