Substance | Relationship Strength | Studies | Trials | Classes | Roles |
adenine [no description available] | 2.05 | 1 | 0 | 6-aminopurines; purine nucleobase | Daphnia magna metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
betaine aldehyde betaine aldehyde : A quaternary ammonium ion that is nitrogen substituted by three methyl groups and a 2-oxoethyl group. It is an intermediate in the metabolism of amino acids like glycine, serine and threonine. | 2.25 | 1 | 0 | quaternary ammonium ion | Aspergillus metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite |
cytosine [no description available] | 2.05 | 1 | 0 | aminopyrimidine; pyrimidine nucleobase; pyrimidone | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
pyruvic acid Pyruvic Acid: An intermediate compound in the metabolism of carbohydrates, proteins, and fats. In thiamine deficiency, its oxidation is retarded and it accumulates in the tissues, especially in nervous structures. (From Stedman, 26th ed). pyruvic acid : A 2-oxo monocarboxylic acid that is the 2-keto derivative of propionic acid. It is a metabolite obtained during glycolysis. | 2.11 | 1 | 0 | 2-oxo monocarboxylic acid | cofactor; fundamental metabolite |
thiamine thiamine(1+) : A primary alcohol that is 1,3-thiazol-3-ium substituted by (4-amino-2-methylpyrimidin-5-yl)methyl, methyl and 2-hydroxyethyl groups at positions 3, 4 and 5, respectively. | 7.01 | 1 | 0 | primary alcohol; vitamin B1 | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
thymine [no description available] | 2.05 | 1 | 0 | pyrimidine nucleobase; pyrimidone | Escherichia coli metabolite; human metabolite; mouse metabolite |
mitomycin Mitomycin: An antineoplastic antibiotic produced by Streptomyces caespitosus. It is one of the bi- or tri-functional ALKYLATING AGENTS causing cross-linking of DNA and inhibition of DNA synthesis.. mitomycin : A family of aziridine-containing natural products isolated from Streptomyces caespitosus or Streptomyces lavendulae. | 1.96 | 1 | 0 | mitomycin | alkylating agent; antineoplastic agent |
uridine [no description available] | 2.66 | 3 | 0 | uridines | drug metabolite; fundamental metabolite; human metabolite |
tyrosine Tyrosine: A non-essential amino acid. In animals it is synthesized from PHENYLALANINE. It is also the precursor of EPINEPHRINE; THYROID HORMONES; and melanin.. tyrosine : An alpha-amino acid that is phenylalanine bearing a hydroxy substituent at position 4 on the phenyl ring. | 1.98 | 1 | 0 | amino acid zwitterion; erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid; proteinogenic amino acid; tyrosine | EC 1.3.1.43 (arogenate dehydrogenase) inhibitor; fundamental metabolite; micronutrient; nutraceutical |
cytidine [no description available] | 2.47 | 2 | 0 | cytidines | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
histidine Histidine: An essential amino acid that is required for the production of HISTAMINE.. L-histidine : The L-enantiomer of the amino acid histidine.. histidine : An alpha-amino acid that is propanoic acid bearing an amino substituent at position 2 and a 1H-imidazol-4-yl group at position 3. | 1.97 | 1 | 0 | amino acid zwitterion; histidine; L-alpha-amino acid; polar amino acid zwitterion; proteinogenic amino acid | algal metabolite; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
valine Valine: A branched-chain essential amino acid that has stimulant activity. It promotes muscle growth and tissue repair. It is a precursor in the penicillin biosynthetic pathway.. valine : A branched-chain amino acid that consists of glycine in which one of the hydrogens attached to the alpha-carbon is substituted by an isopropyl group.. L-valine : The L-enantiomer of valine. | 2.17 | 1 | 0 | L-alpha-amino acid zwitterion; L-alpha-amino acid; proteinogenic amino acid; pyruvate family amino acid; valine | algal metabolite; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
threonine Threonine: An essential amino acid occurring naturally in the L-form, which is the active form. It is found in eggs, milk, gelatin, and other proteins.. threonine : An alpha-amino acid in which one of the hydrogens attached to the alpha-carbon of glycine is substituted by a 1-hydroxyethyl group. | 1.96 | 1 | 0 | amino acid zwitterion; aspartate family amino acid; L-alpha-amino acid; proteinogenic amino acid; threonine | algal metabolite; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
pseudouridine [no description available] | 2.88 | 4 | 0 | pseudouridines | fundamental metabolite |
deuterium Deuterium: The stable isotope of hydrogen. It has one neutron and one proton in the nucleus. | 2.11 | 1 | 0 | dihydrogen | |
nitrous acid Nitrous Acid: Nitrous acid (HNO2). A weak acid that exists only in solution. It can form water-soluble nitrites and stable esters. (From Merck Index, 11th ed) | 1.99 | 1 | 0 | nitrogen oxoacid | |
1-methyladenosine [no description available] | 8.26 | 6 | 0 | methyladenosine | human metabolite |
adenosine quinquefolan B: isolated from roots of Panax quinquefolium L.; RN not in Chemline 10/87; RN from Toxlit | 8.6 | 9 | 0 | adenosines; purines D-ribonucleoside | analgesic; anti-arrhythmia drug; fundamental metabolite; human metabolite; vasodilator agent |
xanthosine [no description available] | 2.17 | 1 | 0 | purines D-ribonucleoside; xanthosines | Escherichia coli metabolite; human metabolite; mouse metabolite |
1-methylinosine 1-methylinosine : Inosine carrying a methyl substituent at position 1 on the hypoxanthine ring. | 8.37 | 7 | 0 | inosines | metabolite |
6'-o-methylguanosine [no description available] | 1.97 | 1 | 0 | | |
n-methyladenosine N-methyladenosine: is a inhibitor of cell differentiation. N(6)-methyladenosine : A methyladenosine compound with one methyl group attached to N(6) of the adenine nucleobase. | 2 | 1 | 0 | methyladenosine | |
wye [no description available] | 6.97 | 1 | 0 | | |
3-methylthymine 3,5-dimethyluracil : A pyrimidone that is uracil with methyl group substituents at positions 3 and 5. | 2.05 | 1 | 0 | methylthymine; pyrimidone | metabolite |
3-methylcytosine 3-methylcytosine : A pyrimidone that is cytosine in which the hydrogen attached to the nitrogen at position 3 is substituted by a methyl group. | 2.05 | 1 | 0 | aminopyrimidine; methylcytosine; pyrimidone | metabolite |
3-nitrotyrosine 3-nitrotyrosine: RN given refers to parent cpd without isomeric designation. 3-nitrotyrosine : A nitrotyrosine comprising tyrosine having a nitro group at the 3-position on the phenyl ring. | 1.98 | 1 | 0 | 2-nitrophenols; C-nitro compound; nitrotyrosine; non-proteinogenic alpha-amino acid | |
5'-methylthioadenosine 5'-methylthioadenosine: structure. 5'-S-methyl-5'-thioadenosine : Adenosine with the hydroxy group at C-5' substituted with a methylthio (methylsulfanyl) group. | 1.99 | 1 | 0 | thioadenosine | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
n(6),n(6)-dimethyladenosine N(6),N(6)-dimethyladenosine : A methyladenosine compound with two methyl groups attached to N(6) of the adenine nucleobase. | 2 | 1 | 0 | hydrocarbyladenosine | |
ribothymidine ribothymidine : A methyluridine having a single methyl substituent at the 5-position on the uracil ring. | 1.96 | 1 | 0 | methyluridine | antigen; Escherichia coli metabolite; human metabolite |
formycin [no description available] | 1.95 | 1 | 0 | formycin | antineoplastic agent |
2'-deoxyoxanosine 2'-deoxyoxanosine: structure given in first source | 1.99 | 1 | 0 | | |
4-demethylwyosine 4-demethylwyosine: structure in first source. 4-demethylwyosine : A nucleoside analogue having 6-methyl-3,5-dihydro-9H-imidazo[1,2-a]purin-9-one as the modified nucleobase. | 2.11 | 1 | 0 | nucleoside analogue | |
3-methylcytidine [no description available] | 2.31 | 1 | 0 | methylcytidine | |
anticodon Anticodon: The sequential set of three nucleotides in TRANSFER RNA that interacts with its complement in MESSENGER RNA, the CODON, during translation in the ribosome. | 8.37 | 7 | 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. | 2.11 | 1 | 0 | organic cation; sulfonium compound | coenzyme; cofactor; human metabolite; micronutrient; Mycoplasma genitalium metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
3-methyluridine 3-methyluridine: isolated from normal human urine & is a minor constituent of tRNA form yeast, rat and human liver; structure | 2.38 | 2 | 0 | | |
deoxyguanosine [no description available] | 2.66 | 3 | 0 | purine 2'-deoxyribonucleoside; purines 2'-deoxy-D-ribonucleoside | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
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. | 1.95 | 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. | 1.99 | 1 | 0 | guanosine 5'-phosphate; purine ribonucleoside 5'-triphosphate | Escherichia coli metabolite; mouse metabolite; uncoupling protein inhibitor |
guanine [no description available] | 2.36 | 2 | 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. | 5.98 | 35 | 0 | guanosines; purines D-ribonucleoside | fundamental metabolite |
hypoxanthine [no description available] | 1.95 | 1 | 0 | nucleobase analogue; oxopurine; purine nucleobase | fundamental metabolite |
inosine [no description available] | 8.48 | 8 | 0 | inosines; purines D-ribonucleoside | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
1-methyladenine 1-methyladenine : Adenine substituted with a methyl group at position N-1. | 2.05 | 1 | 0 | | |
9-methylguanine 9-methylguanine: structure in first source | 1.95 | 1 | 0 | | |
azaguanine Azaguanine: One of the early purine analogs showing antineoplastic activity. It functions as an antimetabolite and is easily incorporated into ribonucleic acids.. 8-azaguanine : A triazolopyrimidine that consists of 3,6-dihydro-7H-[1,2,3]triazolo[4,5-d]pyrimidine bearing amino and oxo substituents at positions 5 and 7 respectively. | 1.95 | 1 | 0 | nucleobase analogue; triazolopyrimidines | antimetabolite; antineoplastic agent; EC 2.4.2.1 (purine-nucleoside phosphorylase) inhibitor |
2'-o-methylguanosine 2'-O-methylguanosine : Guanosine with the hydrogen on the hydroxyl at position C-2' substituted with a methyl group. | 2.38 | 2 | 0 | methylguanosine | metabolite |
8-azahypoxanthine 8-azahypoxanthine: an antimalarial that inhibits hypoxanthine-guanine-xanthine phosphoribosyltransferase; structure. 8-azahypoxanthine : A triazolopyrimidine that consists of 1,4-dihydro-7H-[1,2,3]triazolo[4,5-d]pyrimidine bearing an oxo substituent at position 7. | 1.95 | 1 | 0 | nucleobase analogue; triazolopyrimidines | antimalarial; EC 2.4.2.8 (hypoxanthine phosphoribosyltransferase) inhibitor |
7-methylguanosine 7-methylguanosine : A positively charged methylguanosine in which a single methyl substituent is located at position 7. | 2.88 | 4 | 0 | methylguanosine; organic cation | metabolite |
8-bromoguanosine [no description available] | 1.95 | 1 | 0 | purine nucleoside | |
n(2),n(2)-dimethylguanosine N(2),N(2)-dimethylguanosine: elevated levels in urine of cancer patients. N(2),N(2)-dimethylguanosine : A guanosine where the hydrogens of the amine group at C-2 are substituted by methyl groups. | 3.24 | 6 | 0 | methylguanosine | human metabolite |
8-aminoguanosine [no description available] | 1.95 | 1 | 0 | | |
3'-o-methylguanosine 3'-O-methylguanosine : Guanosine with the hydrogen on the hydroxyl at position C-3' substituted with a methyl group. | 1.97 | 1 | 0 | methylguanosine | metabolite |