Substance | Relationship Strength | Studies | Trials | Classes | Roles |
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. | 1.96 | 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 |
serine Serine: A non-essential amino acid occurring in natural form as the L-isomer. It is synthesized from GLYCINE or THREONINE. It is involved in the biosynthesis of PURINES; PYRIMIDINES; and other amino acids.. serine : An alpha-amino acid that is alanine substituted at position 3 by a hydroxy group. | 2.02 | 1 | 0 | L-alpha-amino acid; proteinogenic amino acid; serine family amino acid; serine zwitterion; serine | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
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. | 9.01 | 14 | 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 |
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. | 2.02 | 1 | 0 | arginine; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid | biomarker; Escherichia coli metabolite; micronutrient; mouse metabolite; nutraceutical |
acetylcysteine N-acetyl-L-cysteine : An N-acetyl-L-amino acid that is the N-acetylated derivative of the natural amino acid L-cysteine. | 1.99 | 1 | 0 | acetylcysteine; L-cysteine derivative; N-acetyl-L-amino acid | antidote to paracetamol poisoning; antiinfective agent; antioxidant; antiviral drug; ferroptosis inhibitor; geroprotector; human metabolite; mucolytic; radical scavenger; vulnerary |
deuterium Deuterium: The stable isotope of hydrogen. It has one neutron and one proton in the nucleus. | 1.96 | 1 | 0 | dihydrogen | |
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 | 1 | 0 | taxane diterpenoid; tetracyclic diterpenoid | antineoplastic agent; human metabolite; metabolite; microtubule-stabilising agent |
ubenimex ubenimex: growth inhibitor | 1.96 | 1 | 0 | | |
prolinal [no description available] | 1.96 | 1 | 0 | pyrrolidines | |
1-leucine-4-nitroanilide 1-leucine-4-nitroanilide: substrate for arylamidase; RN given refers to cpd without isomeric designation | 1.96 | 1 | 0 | | |
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. | 2.93 | 4 | 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 |
alaninal [no description available] | 1.96 | 1 | 0 | | |
enkephalin, leucine Enkephalin, Leucine: One of the endogenous pentapeptides with morphine-like activity. It differs from MET-ENKEPHALIN in the LEUCINE at position 5. Its first four amino acid sequence is identical to the tetrapeptide sequence at the N-terminal of BETA-ENDORPHIN.. Leu-enkephalin : A pentapeptide comprising L-tyrosine, glycine, glycine, L-phenylalanine and L-leucine residues joined in sequence by peptide linkages. It is an endogenous opioid peptide produced in vertebrate species, including rodents, primates and humans that results from decomposition of proenkephalin or dynorphin and exhibits antinociceptive properties. | 1.96 | 1 | 0 | pentapeptide; peptide zwitterion | analgesic; delta-opioid receptor agonist; human metabolite; mu-opioid receptor agonist; neurotransmitter; rat metabolite |
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. | 2.1 | 1 | 0 | amidobenzoic acid | |
lactacystin [no description available] | 1.99 | 1 | 0 | lactam; S-substituted L-cysteine | |
neuropeptide y Neuropeptide Y: A 36-amino acid peptide present in many organs and in many sympathetic noradrenergic neurons. It has vasoconstrictor and natriuretic activity and regulates local blood flow, glandular secretion, and smooth muscle activity. The peptide also stimulates feeding and drinking behavior and influences secretion of pituitary hormones. | 2.44 | 2 | 0 | | |
respirantin respirantin: from Streptomyces sp. No. 4403; cyclodepsipeptide; structure in first source. respirantin : A cyclodepsipeptide isolated from Streptomyces and Kitasatospora and has been shown to exhibit antimicrobial and antineoplastic activity. | 2.1 | 1 | 0 | benzamides; cyclodepsipeptide; formamides; phenols | antimicrobial agent; antineoplastic agent; metabolite |
bryostatin 1 bryostatin 1: a protein kinase C activator; macrocyclic lactone from marine Bryozoan Bugula neritina; RN given refers to (1S*-(1R*,3R*,5Z,7S*,8E,11R*,12R*(2E,4E),13E,15R*,17S*(S*),21S*,23S*,25R*))-isomer; structure given in first source; activates protein kinase c. bryostatin 1 : A member of the class of bryostatins that is (17E)-2-oxooxacyclohexacos-17-ene which is substituted by hydroxy groups at positions 4, 10, and 20; an acetoxy group at position 8; methyl groups at positions 9, 9, 18, and 19; 2-methoxy-2-oxoethylidene groups at positions 14 and 24; an (E,E)-octa-2,4-dienoyloxy group at position 21; and with oxygen bridges linking positions 6 to 10, 12 to 16, and 20 to 24. It is one of the most abundant member of the class of bryostatins. | 1.99 | 1 | 0 | | |
deoxyguanosine [no description available] | 2.02 | 1 | 0 | purine 2'-deoxyribonucleoside; purines 2'-deoxy-D-ribonucleoside | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
8-hydroxy-2'-deoxyguanosine 8-Hydroxy-2'-Deoxyguanosine: Common oxidized form of deoxyguanosine in which C-8 position of guanine base has a carbonyl group.. 8-hydroxy-2'-deoxyguanosine : Guanosine substituted at the purine 8-position by a hydroxy group. It is used as a biomarker of oxidative DNA damage. | 2.02 | 1 | 0 | guanosines | biomarker |