Substance | Relationship Strength | Studies | Trials | Classes | Roles |
adenine [no description available] | 2.4 | 2 | 0 | 6-aminopurines; purine nucleobase | Daphnia magna metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
thymidine [no description available] | 2.1 | 1 | 0 | pyrimidine 2'-deoxyribonucleoside | Escherichia coli metabolite; human metabolite; metabolite; mouse metabolite |
uridine [no description available] | 8.1 | 5 | 0 | uridines | drug metabolite; fundamental metabolite; human metabolite |
cytidine [no description available] | 2.96 | 4 | 0 | cytidines | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
cordycepin [no description available] | 2.02 | 1 | 0 | 3'-deoxyribonucleoside; adenosines | antimetabolite; nucleoside antibiotic |
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. | 6.96 | 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 |
methyl chloride Methyl Chloride: A hydrocarbon used as an industrial solvent. It has been used as an aerosal propellent, as a refrigerant and as a local anesthetic. (From Martindale, The Extra Pharmacopoeia, 31st ed, p1403). chlorocarbon : Compounds consisting wholly of chlorine and carbon.. chloromethane : A one-carbon compound that is methane in which one of the hydrogens is replaced by a chloro group. | 2.01 | 1 | 0 | chloromethanes; methyl halides | marine metabolite; mutagen; refrigerant |
methyl iodide methyl iodide: RN given refers to unlabeled cpd with MF of CH3-I. iodomethane : A member of the class of iodomethanes that is methane in which one of the hydrogens is replaced by iodine. | 2.05 | 1 | 0 | iodomethanes; methyl halides | fumigant insecticide |
diazomethane Diazomethane: A diazonium compound with the formula CH2N2.. diazomethane : The simplest diazo compound, in which a diazo group is attached to a methylene group. | 2.03 | 1 | 0 | diazo compound | alkylating agent; antineoplastic agent; carcinogenic agent; poison |
methylphosphonic acid methylphosphonic acid : A one-carbon compound that is phosphonic acid in which the hydrogen attached to the phosphorus is substituted by a methyl group. | 1.98 | 1 | 0 | one-carbon compound; phosphonic acids | |
pseudouridine [no description available] | 1.98 | 1 | 0 | pseudouridines | fundamental metabolite |
vidarabine adenine arabinoside : A purine nucleoside in which adenine is attached to arabinofuranose via a beta-N(9)-glycosidic bond. | 2.02 | 1 | 0 | beta-D-arabinoside; purine nucleoside | antineoplastic agent; bacterial metabolite; nucleoside antibiotic |
zalcitabine Zalcitabine: 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 a potent inhibitor of HIV replication at low concentrations, acting as a chain-terminator of viral DNA by binding to reverse transcriptase. Its principal toxic side effect is axonal degeneration resulting in peripheral neuropathy.. zalcitabine : A pyrimidine 2',3'-dideoxyribonucleoside compound having cytosine as the nucleobase. | 2.02 | 1 | 0 | pyrimidine 2',3'-dideoxyribonucleoside | antimetabolite; antiviral drug; HIV-1 reverse transcriptase inhibitor |
isopentenyladenosine Isopentenyladenosine: N(6)-[delta(3)-isopentenyl]adenosine. Isopentenyl derivative of adenosine which is a member of the cytokinin family of plant growth regulators.. N(6)-(Delta(2)-isopentenyl)adenosine : A nucleoside analogue in which adenosine has been modified by substitution at the 6-amino nitrogen by a Delta(2)-isopentenyl group. | 1.96 | 1 | 0 | N-ribosyl-N(6)-isopentenyladenine; nucleoside analogue | antineoplastic agent; plant growth regulator; plant metabolite |
sodium hydride [no description available] | 2.05 | 1 | 0 | | |
1-methyladenosine [no description available] | 2.41 | 2 | 0 | methyladenosine | human metabolite |
adenosine quinquefolan B: isolated from roots of Panax quinquefolium L.; RN not in Chemline 10/87; RN from Toxlit | 8.63 | 9 | 0 | adenosines; purines D-ribonucleoside | analgesic; anti-arrhythmia drug; fundamental metabolite; human metabolite; vasodilator agent |
1-methylinosine 1-methylinosine : Inosine carrying a methyl substituent at position 1 on the hypoxanthine ring. | 2.38 | 2 | 0 | inosines | metabolite |
1-methylguanine [no description available] | 2.21 | 1 | 0 | methylguanine | |
2-aminoadenosine [no description available] | 2.03 | 1 | 0 | purine nucleoside | |
5-methylcytidine [no description available] | 2 | 1 | 0 | methylcytidine | |
1-methylguanosine 1-methylguanosine : Guanosine substituted with a methyl group at position N-1. | 2.38 | 2 | 0 | methylguanosine | metabolite |
2'-fluoro-2'-deoxyadenosine [no description available] | 2.02 | 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. | 2.46 | 2 | 0 | methyladenosine | |
2'-o-methyluridine [no description available] | 1.98 | 1 | 0 | methyluridine | |
2'-o-methyladenosine cordysinin B : A member of the class of adenosines that is adenosine in which the hydroxy group at position 2' is replaced by a methoxy group. It has been isolated from the mycelia of Cordyceps sinensis. | 2.95 | 4 | 0 | adenosines; ether | fungal metabolite |
n-acetylcytidine N(4)-acetylcytidine : Cytidine in which one of the exocyclic amino hydrogens is substituted by an acetyl group. | 2.21 | 1 | 0 | acetamides; cytidines; secondary carboxamide | metabolite |
3'-fluoro-3'-deoxyadenosine 3'-fluoro-3'-deoxyadenosine: structure given in first source | 2.02 | 1 | 0 | | |
5-formylcytidine 5-formylcytidine: found at the first position of the anticodon of methionine tRNA from bovine liver mitochondria; structure given in first source | 2.21 | 1 | 0 | | |
3'-deoxycytidine [no description available] | 3.55 | 2 | 0 | | |
2'-o-methylcytidine [no description available] | 4.25 | 5 | 0 | methylcytidine | |
n(6)-(n-threonylcarbonyl)adenosine N(6)-(N-threonylcarbonyl)adenosine: anticodon adjacent nucleoside; occurs at3'end of anticodon in most tRNA's whih read codons beginning with adenosine;RN given refers to (L)-isomer. N-[(9-beta-D-ribofuranosylpurin-6-yl)carbamoyl]threonine : An N-(adenosin-N(6)-ylcarbonyl)threonine in which the threonine portion has L-configuration. | 1.96 | 1 | 0 | L-threonine derivative; N-(adenosin-N(6)-ylcarbonyl)threonine | Escherichia coli metabolite; human 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. | 2.13 | 1 | 0 | methyluridine | antigen; Escherichia coli metabolite; human metabolite |
4'-azidocytidine 4'-azidocytidine: antiviral; structure in first source | 3.17 | 1 | 0 | N-glycosyl compound | |
3'-c-methyladenosine 3'-C-methyladenosine: structure in first source | 2.02 | 1 | 0 | | |
2'-c-methyladenosine 2'-C-methyladenosine: antiviral | 3.54 | 2 | 0 | | |
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) | 2.13 | 1 | 0 | flavin adenine dinucleotide; vitamin B2 | cofactor; Escherichia coli metabolite; human metabolite; mouse metabolite; prosthetic group |
ribose ribopyranose : The pyranose form of ribose. | 2.17 | 1 | 0 | D-ribose; ribopyranose | |
hcv 796 HCV 796: inhibits HCV RdRp; structure in first source | 3.17 | 1 | 0 | | |
oligonucleotides [no description available] | 2.71 | 3 | 0 | | |
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. | 2 | 1 | 0 | | |
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 | | |
guanine [no description available] | 2.21 | 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. | 4.36 | 20 | 0 | guanosines; purines D-ribonucleoside | fundamental metabolite |
inosine [no description available] | 2.38 | 2 | 0 | inosines; purines D-ribonucleoside | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
folic acid folcysteine: used to promote fertility in chickens. vitamin B9 : Any B-vitamin that exhibits biological activity against vitamin B9 deficiency. Vitamin B9 refers to the many forms of folic acid and its derivatives, including tetrahydrofolic acid (the active form), methyltetrahydrofolate (the primary form found in blood), methenyltetrahydrofolate, folinic acid amongst others. They are present in abundance in green leafy vegetables, citrus fruits, and animal products. Lack of vitamin B9 leads to anemia, a condition in which the body cannot produce sufficient number of red blood cells. Symptoms of vitamin B9 deficiency include fatigue, muscle weakness, and pale skin. | 2.13 | 1 | 0 | folic acids; N-acyl-amino acid | human metabolite; mouse metabolite; nutrient |
3-methyladenine N3-methyladenine: structure in first source | 2.21 | 1 | 0 | | |
7-methylguanine 7-methylguanine: RN given refers to unlabeled cpd; structure. 7-methylguanine : A methylguanine that is guanine substituted by a methyl group at position 7. It is a metabolite obtained during the methylation of DNA.. 2-imino-7-methyl-1,2,3,7-tetrahydro-6H-purin-6-one : A 7-methylguanine that is 1,2,3,7-tetrahydro-6H-purin-6-one substituted by an imino group at position 2 and a methyl group at position 7.. 2-amino-7-methyl-7H-purin-6-ol : A 7-methylguanine that is 7H-purine substituted by an amino group at position 2, a methyl group at position 7 and a hydroxy group at position 6.. 2-amino-7-methyl-1,7-dihydro-6H-purin-6-one : A 7-methylguanine that is 1,7-dihydro-6H-purin-6-one substituted by an amino group at position 2 and a methyl group at position 7. | 2.21 | 1 | 0 | 7-methylguanine | |
2'-deoxy-2'-fluoroguanosine 2'-deoxy-2'-fluoroguanosine: has activity in human respiratory epithelial cells against both influenza A & B viruses | 2.02 | 1 | 0 | | |
3-deoxyguanosine 3'-deoxyguanosine : A 3'-deoxyribonucleoside having guanine as the nucleobase. | 3.82 | 3 | 0 | 3'-deoxyribonucleoside; guanosines | EC 2.7.7.48 (RNA-directed RNA polymerase) inhibitor |
7-methylguanosine 7-methylguanosine : A positively charged methylguanosine in which a single methyl substituent is located at position 7. | 2.21 | 1 | 0 | methylguanosine; organic cation | metabolite |
8-methylguanosine 8-methylguanosine: structure in first source | 2.21 | 1 | 0 | | |
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. | 2.38 | 2 | 0 | methylguanosine | human metabolite |
3'-o-methylguanosine 3'-O-methylguanosine : Guanosine with the hydrogen on the hydroxyl at position C-3' substituted with a methyl group. | 2.03 | 1 | 0 | methylguanosine | metabolite |