Substance | Relationship Strength | Studies | Trials | Classes | Roles |
methane Methane: The simplest saturated hydrocarbon. It is a colorless, flammable gas, slightly soluble in water. It is one of the chief constituents of natural gas and is formed in the decomposition of organic matter. (Grant & Hackh's Chemical Dictionary, 5th ed). methane : A one-carbon compound in which the carbon is attached by single bonds to four hydrogen atoms. It is a colourless, odourless, non-toxic but flammable gas (b.p. -161degreeC). | 1.96 | 1 | 0 | alkane; gas molecular entity; mononuclear parent hydride; one-carbon compound | bacterial metabolite; fossil fuel; greenhouse gas |
2-nitropropane 2-nitropropane: RN given refers to cpd with locant for nitro moiety in 2 position. 2-nitropropane : A secondary nitroalkane that is propane in which a hydrogen at position 2 has been replaced by a nitro group. Mainly used as a solvent (b.p. 120degreeC). | 1.99 | 1 | 0 | secondary nitroalkane | carcinogenic agent; hepatotoxic agent; polar aprotic solvent; xenobiotic |
nitrates Nitrates: Inorganic or organic salts and esters of nitric acid. These compounds contain the NO3- radical. | 2.41 | 2 | 0 | monovalent inorganic anion; nitrogen oxoanion; reactive nitrogen species | |
dithionite Dithionite: Dithionite. The dithionous acid ion and its salts. | 2.07 | 1 | 0 | sulfur oxide; sulfur oxoanion | |
glutaral Glutaral: One of the protein CROSS-LINKING REAGENTS that is used as a disinfectant for sterilization of heat-sensitive equipment and as a laboratory reagent, especially as a fixative.. glutaraldehyde : A dialdehyde comprised of pentane with aldehyde functions at C-1 and C-5. | 2.01 | 1 | 0 | dialdehyde | cross-linking reagent; disinfectant; fixative |
mimosine Mimosine: 3-Hydroxy-4-oxo-1(4H)-pyridinealanine. An antineoplastic alanine-substituted pyridine derivative isolated from Leucena glauca. | 1.96 | 1 | 0 | alpha-amino acid | |
lysine Lysine: An essential amino acid. It is often added to animal feed.. lysine : A diamino acid that is caproic (hexanoic) acid bearing two amino substituents at positions 2 and 6.. L-lysine : An L-alpha-amino acid; the L-isomer of lysine. | 2.07 | 1 | 0 | aspartate family amino acid; L-alpha-amino acid zwitterion; L-alpha-amino acid; lysine; organic molecular entity; proteinogenic amino acid | algal metabolite; anticonvulsant; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae 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. | 5.82 | 29 | 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 |
phenylalanine Phenylalanine: An essential aromatic amino acid that is a precursor of MELANIN; DOPAMINE; noradrenalin (NOREPINEPHRINE), and THYROXINE.. L-phenylalanine : The L-enantiomer of phenylalanine.. phenylalanine : An aromatic amino acid that is alanine in which one of the methyl hydrogens is substituted by a phenyl group. | 2.01 | 1 | 0 | amino acid zwitterion; erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid; phenylalanine; proteinogenic amino acid | algal metabolite; EC 3.1.3.1 (alkaline phosphatase) inhibitor; Escherichia coli metabolite; human xenobiotic metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
propane Propane: A three carbon alkane with the formula H3CCH2CH3. | 1.99 | 1 | 0 | alkane; gas molecular entity | food propellant |
acrolein [no description available] | 2.03 | 1 | 0 | enal | herbicide; human xenobiotic metabolite; toxin |
tetranitromethane [no description available] | 1.96 | 1 | 0 | organonitrogen compound | |
luminol Luminol: 5-Amino-2,3-dihydro-1,4-phthalazinedione. Substance that emits light on oxidation. It is used in chemical determinations. | 1.96 | 1 | 0 | | |
3,5-diaminobenzoic acid 3,5-diaminobenzoic acid: RN given refers to parent cpd | 1.96 | 1 | 0 | | |
hydroiodic acid hydrogen iodide : A diatomic molecule containing covalently bonded hydrogen and iodine atoms. | 2.01 | 1 | 0 | gas molecular entity; hydrogen halide; mononuclear parent hydride | mouse metabolite |
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. | 1.98 | 1 | 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 |
phosphotyrosine Phosphotyrosine: An amino acid that occurs in endogenous proteins. Tyrosine phosphorylation and dephosphorylation plays a role in cellular signal transduction and possibly in cell growth control and carcinogenesis.. O(4)-phospho-L-tyrosine : A non-proteinogenic L-alpha-amino acid that is L-tyrosine phosphorylated at the phenolic hydroxy group. | 2.01 | 1 | 0 | L-tyrosine derivative; non-proteinogenic L-alpha-amino acid; O(4)-phosphotyrosine | Escherichia coli metabolite; immunogen |
4-nitrophenylalanine 4-nitrophenylalanine: RN given refers to cpd without isomeric designation | 2.01 | 1 | 0 | C-nitro compound | |
metaperiodate Periodic Acid: A strong oxidizing agent. | 2.07 | 1 | 0 | iodine oxoacid | |
peroxynitric acid [no description available] | 1.98 | 1 | 0 | nitrogen oxoacid | |
acetoxime [no description available] | 1.99 | 1 | 0 | ketoxime | |
3,4-diaminobenzoic acid 3,4-diaminobenzoic acid: RN given refers to parent cpd | 1.96 | 1 | 0 | | |
2,3-naphthalenedicarboxaldehyde 2,3-naphthalenedicarboxaldehyde: used in colorimetric determination of cholesterol; RN from CA Form Index Vol 90; N1 same as NM | 2.03 | 1 | 0 | | |
peroxynitrous acid Peroxynitrous Acid: A potent oxidant synthesized by the cell during its normal metabolism. Peroxynitrite is formed from the reaction of two free radicals, NITRIC OXIDE and the superoxide anion (SUPEROXIDES). | 2.01 | 1 | 0 | nitrogen oxoacid | |
4-amino-3-hydroxyphenylalanine [no description available] | 4.36 | 6 | 0 | | |
metaperiodate metaperiodate: RN given refers to periodic acid, Na salt; structure. periodate : A monovalent inorganic anion obtained by deprotonation of periodic acid. | 2.07 | 1 | 0 | iodine oxoanion; monovalent inorganic anion | |
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. | 3.81 | 11 | 0 | 2-nitrophenols; C-nitro compound; nitrotyrosine; non-proteinogenic alpha-amino acid | |
cystine [no description available] | 1.96 | 1 | 0 | | |
1,4-benzothiazine [no description available] | 2.01 | 1 | 0 | | |
alpha-chymotrypsin Chymotrypsin: A serine endopeptidase secreted by the pancreas as its zymogen, CHYMOTRYPSINOGEN and carried in the pancreatic juice to the duodenum where it is activated by TRYPSIN. It selectively cleaves aromatic amino acids on the carboxyl side. | 1.96 | 1 | 0 | | |
alpha-synuclein alpha-Synuclein: A synuclein that is a major component of LEWY BODIES and plays a role in SYNUCLEINOPATHIES, neurodegeneration and neuroprotection. | 2.21 | 1 | 0 | | |
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. | 1.98 | 1 | 0 | benzoxazole | |
cysteinyldopa Cysteinyldopa: Found in large amounts in the plasma and urine of patients with malignant melanoma. It is therefore used in the diagnosis of melanoma and for the detection of postoperative metastases. Cysteinyldopa is believed to be formed by the rapid enzymatic hydrolysis of 5-S-glutathionedopa found in melanin-producing cells. | 2.01 | 1 | 0 | catecholamine; zwitterion | |
inosine [no description available] | 1.96 | 1 | 0 | inosines; purines D-ribonucleoside | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
concanavalin a Concanavalin A: A MANNOSE/GLUCOSE binding lectin isolated from the jack bean (Canavalia ensiformis). It is a potent mitogen used to stimulate cell proliferation in lymphocytes, primarily T-lymphocyte, cultures. | 1.96 | 1 | 0 | | |