Substance | Relationship Strength | Studies | Trials | Classes | Roles |
dihydroxyphenylalanine Dihydroxyphenylalanine: A beta-hydroxylated derivative of phenylalanine. The D-form of dihydroxyphenylalanine has less physiologic activity than the L-form and is commonly used experimentally to determine whether the pharmacological effects of LEVODOPA are stereospecific.. dopa : A hydroxyphenylalanine carrying hydroxy substituents at positions 3 and 4 of the benzene ring. | 1.97 | 1 | 0 | hydroxyphenylalanine; non-proteinogenic alpha-amino acid; tyrosine derivative | human metabolite |
spiperone Spiperone: A spiro butyrophenone analog similar to HALOPERIDOL and other related compounds. It has been recommended in the treatment of SCHIZOPHRENIA.. spiperone : An azaspiro compound that is 1,3,8-triazaspiro[4.5]decane which is substituted at positions 1, 4, and 8 by phenyl, oxo, and 4-(p-fluorophenyl)-4-oxobutyl groups, respectively. | 1.97 | 1 | 0 | aromatic ketone; azaspiro compound; organofluorine compound; piperidines; tertiary amino compound | alpha-adrenergic antagonist; antipsychotic agent; dopaminergic antagonist; psychotropic drug; serotonergic antagonist |
lysergic acid diethylamide Lysergic Acid Diethylamide: Semisynthetic derivative of ergot (Claviceps purpurea). It has complex effects on serotonergic systems including antagonism at some peripheral serotonin receptors, both agonist and antagonist actions at central nervous system serotonin receptors, and possibly effects on serotonin turnover. It is a potent hallucinogen, but the mechanisms of that effect are not well understood.. lysergic acid diethylamide : An ergoline alkaloid arising from formal condensation of lysergic acid with diethylamine. | 2.51 | 2 | 0 | ergoline alkaloid; monocarboxylic acid amide; organic heterotetracyclic compound | dopamine agonist; hallucinogen; serotonergic agonist |
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. | 7.94 | 4 | 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 |
4-butyrolactone 4-Butyrolactone: One of the FURANS with a carbonyl thereby forming a cyclic lactone. It is an endogenous compound made from gamma-aminobutyrate and is the precursor of gamma-hydroxybutyrate. It is also used as a pharmacological agent and solvent.. tetrahydrofuranone : Any oxolane having an oxo- substituent at any position on the tetrahydrofuran ring.. gamma-butyrolactone : A butan-4-olide that is tetrahydrofuran substituted by an oxo group at position 2. | 1.97 | 1 | 0 | butan-4-olide | metabolite; neurotoxin |
lysergol lysergol: structure given in first source; RN given refers to (8beta)-isomer. lysergol : An alkaloid of the ergoline family that occurs as a minor constituent in some species of fungi and in the morning glory family of plants. Its structure is that of ergoline with a methyl group at N-6 and a beta-hydroxymethyl substituent at C-8. | 7.49 | 2 | 0 | ergoline alkaloid | |
rhodium Rhodium: A hard and rare metal of the platinum group, atomic number 45, atomic weight 102.905, symbol Rh.. rhodium atom : A cobalt group element atom of atomic number 45. | 2.15 | 1 | 0 | cobalt group element atom | |
deuterium Deuterium: The stable isotope of hydrogen. It has one neutron and one proton in the nucleus. | 1.95 | 1 | 0 | dihydrogen | |
agroclavine agroclavine: structure. agroclavine : An ergot alkaloid that is ergoline which contains a double bond between positions 8 and 9, and which is substituted by methyl groups at positions 6 and 8. | 2.37 | 2 | 0 | ergot alkaloid | |
paspaline paspaline: structure given in first source; RN given refers to (2S-(2alpha,4aalpha,4bbeta,6aalpha,12bbeta,12calpha,14abeta))-isomer | 2.11 | 1 | 0 | organic heterotricyclic compound; organooxygen compound | |
tryptophan methyl ester tryptophan methyl ester: RN given refers to parent cpd(DL)-isomer | 1.96 | 1 | 0 | | |
costaclavin costaclavin: RN given refers to (8beta,10beta)-isomer | 3.88 | 3 | 0 | | |
elymoclavine elymoclavine: ergot alkaloid isolated from cultures of fungi parasitic on Elymis mollis Trin; toxic alkaloid produced by Claviceps purpurea; structure | 2.68 | 3 | 0 | alkaloid | |
lysergamide lysergamide : An ergoline alkaloid comprising ergoline lacking hydrogens at positions 9 and 10 and also having a methyl group attached to the piperidine nitrogen. | 2.51 | 2 | 0 | ergoline alkaloid | |
ergonovine Ergonovine: An ergot alkaloid (ERGOT ALKALOIDS) with uterine and VASCULAR SMOOTH MUSCLE contractile properties.. ergometrine : A monocarboxylic acid amide that is lysergamide in which one of the hydrogens attached to the amide nitrogen is substituted by a 1-hydroxypropan-2-yl group (S-configuration). An ergot alkaloid that has a particularly powerful action on the uterus, its maleate (and formerly tartrate) salt is used in the active management of the third stage of labour, and to prevent or treat postpartum of postabortal haemorrhage caused by uterine atony: by maintaining uterine contraction and tone, blood vessels in the uterine wall are compressed and blood flow reduced. | 8.03 | 4 | 0 | ergot alkaloid; monocarboxylic acid amide; organic heterotetracyclic compound; primary alcohol; secondary amino compound; tertiary amino compound | diagnostic agent; fungal metabolite; oxytocic; toxin |
flavin-adenine dinucleotide Flavin-Adenine Dinucleotide: A condensation product of riboflavin and adenosine diphosphate. The coenzyme of various aerobic dehydrogenases, e.g., D-amino acid oxidase and L-amino acid oxidase. (Lehninger, Principles of Biochemistry, 1982, p972) | 2.05 | 1 | 0 | flavin adenine dinucleotide; vitamin B2 | cofactor; Escherichia coli metabolite; human metabolite; mouse metabolite; prosthetic group |
loline loline: RN given from CAS Index Guide (1982-1986), p.1019G. loline : A loline alkaloid with formula C8H14N2O. | 3.35 | 1 | 0 | loline alkaloid; secondary amino compound | |
ergoline Ergolines: A series of structurally-related alkaloids that contain the ergoline backbone structure.. ergoline : An indole alkaloid whose structural skeleton is found in many naturally occurring and synthetic ergolines which are known to bind to neurotransmitter receptors, such as dopamine, noradrenaline and serotonin receptors and function as unselective agonists or antagonists at these receptors. | 11.12 | 23 | 0 | diamine; ergoline alkaloid; indole alkaloid fundamental parent; indole alkaloid; organic heterotetracyclic compound | |
nad NAD(1-) : An anionic form of nicotinamide adenine dinucleotide arising from deprotonation of the two OH groups of the diphosphate moiety. | 2.05 | 1 | 0 | organophosphate oxoanion | cofactor; human metabolite; hydrogen acceptor; Saccharomyces cerevisiae metabolite |
cardiovascular agents Cardiovascular Agents: Agents that affect the rate or intensity of cardiac contraction, blood vessel diameter, or blood volume. | 1.94 | 1 | 0 | | |
tetracycline Tetracycline: A naphthacene antibiotic that inhibits AMINO ACYL TRNA binding during protein synthesis.. tetracycline : A broad-spectrum polyketide antibiotic produced by the Streptomyces genus of actinobacteria. | 7.21 | 1 | 0 | | |
sm 1 peptide fumigaclavine C: isolated from Aspergillus fumigatus; structure in first source. fumigaclavine C : An ergot alkaloid produced by the fungus Aspergillus fumigatus that is ergoline which is substituted by a 2-methylbut-3-en-2-yl group at position 2, methyl groups at the 6 and 8beta positions, and by an acetoxy group at the 9beta position. | 2.06 | 1 | 0 | acetate ester; ergot alkaloid | metabolite |
lysergic acid lysergic acid : An ergoline alkaloid comprising 6-methylergoline having additional unsaturation at the 9,10-position and a carboxy group at the 8-position. | 4.16 | 2 | 0 | | |