Substance | Relationship Strength | Studies | Trials | Classes | Roles |
hippuric acid hippuric acid: RN given refers to parent cpd; structure in Merck Index, 9th ed, #4591. N-benzoylglycine : An N-acylglycine in which the acyl group is specified as benzoyl. | 1.97 | 1 | 0 | N-acylglycine | human blood serum metabolite; uremic toxin |
alanylalanine alanylalanine: RN given refers to (DL)-isomer | 1.97 | 1 | 0 | dipeptide | |
alanine [no description available] | 1.97 | 1 | 0 | alpha-amino acid; amino acid zwitterion | fundamental metabolite |
glycine [no description available] | 1.97 | 1 | 0 | alpha-amino acid; amino acid zwitterion; proteinogenic amino acid; serine family amino acid | EC 2.1.2.1 (glycine hydroxymethyltransferase) inhibitor; fundamental metabolite; hepatoprotective agent; micronutrient; neurotransmitter; NMDA receptor agonist; nutraceutical |
kynurenine Kynurenine: A metabolite of the essential amino acid tryptophan metabolized via the tryptophan-kynurenine pathway.. kynurenine : A ketone that is alanine in which one of the methyl hydrogens is substituted by a 2-aminobenzoyl group. | 2.25 | 1 | 0 | aromatic ketone; non-proteinogenic alpha-amino acid; substituted aniline | human metabolite |
melatonin [no description available] | 2.55 | 2 | 0 | acetamides; tryptamines | anticonvulsant; central nervous system depressant; geroprotector; hormone; human metabolite; immunological adjuvant; mouse metabolite; radical scavenger |
n-acetylserotonin N-acetylserotonin : An N-acylserotonin resulting from the formal condensation of the primary amino group of serotonin with the carboxy group of acetic acid. | 2.25 | 1 | 0 | acetamides; N-acylserotonin; phenols | antioxidant; human metabolite; mouse metabolite; tropomyosin-related kinase B receptor agonist |
niacinamide nicotinamide : A pyridinecarboxamide that is pyridine in which the hydrogen at position 3 is replaced by a carboxamide group. | 1.97 | 1 | 0 | pyridine alkaloid; pyridinecarboxamide; vitamin B3 | anti-inflammatory agent; antioxidant; cofactor; EC 2.4.2.30 (NAD(+) ADP-ribosyltransferase) inhibitor; EC 3.5.1.98 (histone deacetylase) inhibitor; Escherichia coli metabolite; geroprotector; human urinary metabolite; metabolite; mouse metabolite; neuroprotective agent; Saccharomyces cerevisiae metabolite; Sir2 inhibitor |
picolinic acid picolinic acid: iron-chelating agent that inhibits DNA synthesis; may interfere with iron-dependent production of stable free organic radical which is essential for ribonucleotide reductase formation of deoxyribonucleotides; RN given refers to parent cpd; structure in Merck Index, 9th ed, #7206. picolinic acid : A pyridinemonocarboxylic acid in which the carboxy group is located at position 2. It is an intermediate in the metabolism of tryptophan. | 2.31 | 1 | 0 | pyridinemonocarboxylic acid | human metabolite; MALDI matrix material |
quinolinic acid Quinolinic Acid: A metabolite of tryptophan with a possible role in neurodegenerative disorders. Elevated CSF levels of quinolinic acid are correlated with the severity of neuropsychological deficits in patients who have AIDS.. pyridinedicarboxylic acid : Any member of the class of pyridines carrying two carboxy groups.. quinolinic acid : A pyridinedicarboxylic acid that is pyridine substituted by carboxy groups at positions 2 and 3. It is a metabolite of tryptophan. | 2.31 | 1 | 0 | pyridinedicarboxylic acid | Escherichia coli metabolite; human metabolite; mouse metabolite; NMDA receptor agonist |
tryptamine [no description available] | 1.97 | 1 | 0 | aminoalkylindole; aralkylamino compound; indole alkaloid; tryptamines | human metabolite; mouse metabolite; plant metabolite |
hydroxyindoleacetic acid (5-hydroxyindol-3-yl)acetic acid : A member of the class of indole-3-acetic acids that is indole-3-acetic acid substituted by a hydroxy group at C-5. | 2.37 | 2 | 0 | indole-3-acetic acids | drug metabolite; human metabolite; mouse metabolite |
n-acetylphenylalanine N-acetylphenylalanine: RN given refers to (DL)-isomer. N-acetylphenylalanine : The N-acetyl derivative of phenylalanine. | 1.97 | 1 | 0 | N-acetyl-amino acid; phenylalanine derivative | antidepressant; metabolite |
indomethacin Indomethacin: A non-steroidal anti-inflammatory agent (NSAID) that inhibits CYCLOOXYGENASE, which is necessary for the formation of PROSTAGLANDINS and other AUTACOIDS. It also inhibits the motility of POLYMORPHONUCLEAR LEUKOCYTES.. indometacin : A member of the class of indole-3-acetic acids that is indole-3-acetic acid in which the indole ring is substituted at positions 1, 2 and 5 by p-chlorobenzoyl, methyl, and methoxy groups, respectively. A non-steroidal anti-inflammatory drug, it is used in the treatment of musculoskeletal and joint disorders including osteoarthritis, rheumatoid arthritis, gout, bursitis and tendinitis. | 2.03 | 1 | 0 | aromatic ether; indole-3-acetic acids; monochlorobenzenes; N-acylindole | analgesic; drug metabolite; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; environmental contaminant; gout suppressant; non-steroidal anti-inflammatory drug; xenobiotic metabolite; xenobiotic |
potassium chloride Potassium Chloride: A white crystal or crystalline powder used in BUFFERS; FERTILIZERS; and EXPLOSIVES. It can be used to replenish ELECTROLYTES and restore WATER-ELECTROLYTE BALANCE in treating HYPOKALEMIA.. potassium chloride : A metal chloride salt with a K(+) counterion. | 2.07 | 1 | 0 | inorganic chloride; inorganic potassium salt; potassium salt | fertilizer |
saccharin Saccharin: Flavoring agent and non-nutritive sweetener.. saccharin : A 1,2-benzisothiazole having a keto-group at the 3-position and two oxo substituents at the 1-position. It is used as an artificial sweetening agent. | 1.96 | 1 | 0 | 1,2-benzisothiazole; N-sulfonylcarboxamide | environmental contaminant; sweetening agent; xenobiotic |
cysteine [no description available] | 1.97 | 1 | 0 | cysteine zwitterion; cysteine; L-alpha-amino acid; proteinogenic amino acid; serine family amino acid | EC 4.3.1.3 (histidine ammonia-lyase) inhibitor; flour treatment agent; human 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. | 1.97 | 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 |
aspartic acid Aspartic Acid: One of the non-essential amino acids commonly occurring in the L-form. It is found in animals and plants, especially in sugar cane and sugar beets. It may be a neurotransmitter.. aspartic acid : An alpha-amino acid that consists of succinic acid bearing a single alpha-amino substituent. L-aspartic acid : The L-enantiomer of aspartic acid. | 1.97 | 1 | 0 | aspartate family amino acid; aspartic acid; L-alpha-amino acid; proteinogenic amino acid | Escherichia coli metabolite; mouse metabolite; neurotransmitter |
glutamine Glutamine: A non-essential amino acid present abundantly throughout the body and is involved in many metabolic processes. It is synthesized from GLUTAMIC ACID and AMMONIA. It is the principal carrier of NITROGEN in the body and is an important energy source for many cells.. L-glutamine : An optically active form of glutamine having L-configuration.. glutamine : An alpha-amino acid that consists of butyric acid bearing an amino substituent at position 2 and a carbamoyl substituent at position 4. | 1.97 | 1 | 0 | amino acid zwitterion; glutamine family amino acid; glutamine; L-alpha-amino acid; polar amino acid zwitterion; proteinogenic amino acid | EC 1.14.13.39 (nitric oxide synthase) inhibitor; Escherichia coli metabolite; human metabolite; metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
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. | 1.97 | 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 |
phenylephrine Phenylephrine: An alpha-1 adrenergic agonist used as a mydriatic, nasal decongestant, and cardiotonic agent.. phenylephrine : A member of the class of the class of phenylethanolamines that is (1R)-2-(methylamino)-1-phenylethan-1-ol carrying an additional hydroxy substituent at position 3 on the phenyl ring. | 2.07 | 1 | 0 | phenols; phenylethanolamines; secondary amino compound | alpha-adrenergic agonist; cardiotonic drug; mydriatic agent; nasal decongestant; protective agent; sympathomimetic agent; vasoconstrictor agent |
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. | 2.64 | 3 | 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 |
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. | 1.97 | 1 | 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 |
methionine Methionine: A sulfur-containing essential L-amino acid that is important in many body functions.. methionine : A sulfur-containing amino acid that is butyric acid bearing an amino substituent at position 2 and a methylthio substituent at position 4. | 2.35 | 2 | 0 | aspartate family amino acid; L-alpha-amino acid; methionine zwitterion; methionine; proteinogenic amino acid | antidote to paracetamol poisoning; human metabolite; micronutrient; mouse metabolite; 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. | 1.97 | 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 |
ornithine Ornithine: An amino acid produced in the urea cycle by the splitting off of urea from arginine.. ornithine : An alpha-amino acid that is pentanoic acid bearing two amino substituents at positions 2 and 5. | 1.97 | 1 | 0 | non-proteinogenic L-alpha-amino acid; ornithine | algal metabolite; hepatoprotective agent; mouse metabolite |
asparagine Asparagine: A non-essential amino acid that is involved in the metabolic control of cell functions in nerve and brain tissue. It is biosynthesized from ASPARTIC ACID and AMMONIA by asparagine synthetase. (From Concise Encyclopedia Biochemistry and Molecular Biology, 3rd ed). asparagine : An alpha-amino acid in which one of the hydrogens attached to the alpha-carbon of glycine is substituted by a 2-amino-2-oxoethyl group. | 1.97 | 1 | 0 | amino acid zwitterion; asparagine; aspartate family amino acid; L-alpha-amino acid; proteinogenic amino acid | Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant 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. | 2.35 | 2 | 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. | 1.97 | 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 |
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. | 4.47 | 23 | 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 |
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. | 1.97 | 1 | 0 | arginine; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid | biomarker; Escherichia coli metabolite; micronutrient; mouse metabolite; nutraceutical |
2-naphthoic acid 2-naphthoic acid: RN given refers to parent cpd. 2-naphthoic acid : A naphthoic acid that is naphthalene carrying a carboxy group at position 2. | 1.93 | 1 | 0 | naphthoic acid | mouse metabolite; xenobiotic metabolite |
cyclamic acid Cyclamates: Salts and esters of cyclamic acid.. cyclohexylsulfamic acid : A member of the class of sulfamic acids that is sulfamic acid carrying an N-cyclohexyl substituent. | 1.96 | 1 | 0 | sulfamic acids | environmental contaminant; human xenobiotic metabolite |
glycyl-glycyl-glycine glycyl-glycyl-glycine : A tripeptide in which three glycine units are linked via peptide bonds in a linear sequence. | 1.97 | 1 | 0 | tripeptide zwitterion; tripeptide | |
glycylglycine [no description available] | 1.97 | 1 | 0 | dipeptide zwitterion; dipeptide | human metabolite |
4-nitrophenyl acetate [no description available] | 1.94 | 1 | 0 | C-nitro compound; phenyl acetates | |
vancomycin Vancomycin: Antibacterial obtained from Streptomyces orientalis. It is a glycopeptide related to RISTOCETIN that inhibits bacterial cell wall assembly and is toxic to kidneys and the inner ear.. vancomycin : A complex glycopeptide from Streptomyces orientalis. It inhibits a specific step in the synthesis of the peptidoglycan layer in the Gram-positive bacteria Staphylococcus aureus and Clostridium difficile. | 2.08 | 1 | 0 | glycopeptide | antibacterial drug; antimicrobial agent; bacterial metabolite |
4-nitrothiophenolate 4-nitrothiophenolate: RN given refers to parent cpd | 2.08 | 1 | 0 | | |
butylhydroxybutylnitrosamine Butylhydroxybutylnitrosamine: A substituted carcinogenic nitrosamine.. N-butyl-N-(4-hydroxybutyl)nitrosamine : A nitrosamine that has butyl and 4-hydroxybutyl substituents. In mice, it causes high-grade, invasive cancers in the urinary bladder, but not in any other tissues. | 1.96 | 1 | 0 | nitrosamine; primary alcohol | carcinogenic agent |
norleucine Norleucine: An unnatural amino acid that is used experimentally to study protein structure and function. It is structurally similar to METHIONINE, however it does not contain SULFUR.. L-norleucine : A non-proteinogenic L-alpha-amino acid comprising hexanoic acid carrying an amino group at C-2. It does not occur naturally. | 1.97 | 1 | 0 | 2-aminohexanoic acid; L-alpha-amino acid zwitterion; non-proteinogenic L-alpha-amino acid | |
ruthenium Ruthenium: A hard, brittle, grayish-white rare earth metal with an atomic symbol Ru, atomic number 44, and atomic weight 101.07. It is used as a catalyst and hardener for PLATINUM and PALLADIUM. | 2.08 | 1 | 0 | iron group element atom; platinum group metal atom | |
transferrin Transferrin: An iron-binding beta1-globulin that is synthesized in the LIVER and secreted into the blood. It plays a central role in the transport of IRON throughout the circulation. A variety of transferrin isoforms exist in humans, including some that are considered markers for specific disease states. | 1.98 | 1 | 0 | | |
fanft FANFT: A potent nitrofuran derivative tumor initiator. It causes bladder tumors in all animals studied and is mutagenic to many bacteria. | 1.96 | 1 | 0 | | |
glutamic acid Glutamic Acid: A non-essential amino acid naturally occurring in the L-form. Glutamic acid is the most common excitatory neurotransmitter in the CENTRAL NERVOUS SYSTEM.. glutamic acid : An alpha-amino acid that is glutaric acid bearing a single amino substituent at position 2. | 1.97 | 1 | 0 | glutamic acid; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid | Escherichia coli metabolite; ferroptosis inducer; micronutrient; mouse metabolite; neurotransmitter; nutraceutical |
substance p [no description available] | 2.07 | 1 | 0 | peptide | neurokinin-1 receptor agonist; neurotransmitter; vasodilator agent |
n-ethyl-n-(4-hydroxybutyl)nitrosamine N-ethyl-N-(4-hydroxybutyl)nitrosamine: rapid & selective inducer of urinary bladder cancer in rats | 1.96 | 1 | 0 | | |
norvaline norvaline: differs from valine in being 1 carbon longer instead of branched; RN given refers to (L)-isomer; structure. L-2-aminopentanoic acid : A 2-aminopentanoic acid that has S-configuration. | 1.97 | 1 | 0 | 2-aminopentanoic acid; L-alpha-amino acid zwitterion | bacterial metabolite; hypoglycemic agent; neuroprotective agent |
metaperiodate Periodic Acid: A strong oxidizing agent. | 1.94 | 1 | 0 | iodine oxoacid | |
ethyl tyrosine ester ethyl tyrosine ester: RN given refers to L-isomer. ethyl L-tyrosinate : An L-tyrosyl ester that is L-tyrosine in which the hydrogen of the carboxy group has been replaced by an ethyl group. | 2.35 | 2 | 0 | ethyl ester; L-tyrosyl ester | |
leucyltyrosine leucyltyrosine: RN given refers to L-Tyr,L-Leu-isomer; RN for cpd without isomeric designation not avail 4/93 | 1.97 | 1 | 0 | dipeptide | metabolite |
tyrosine methyl ester tyrosine methyl ester: RN given refers to (L)-isomer. methyl L-tyrosinate : An L-tyrosyl ester that is the methyl ester of L-tyrosine. | 1.97 | 1 | 0 | L-tyrosyl ester; methyl ester | |
leucyl-glycyl-glycine leucyl-glycyl-glycine: RN given refers to (L-Leu)-isomer. Leu-Gly-Gly : A tripeptide composed of one L-leucine and two glycine residues joined in sequence. | 1.97 | 1 | 0 | tripeptide | metabolite |
acetylleucine [no description available] | 1.97 | 1 | 0 | L-leucine derivative; N-acetyl-L-amino acid | metabolite |
leucylleucine Leu-Leu : A dipeptide formed from two L-leucine residues. | 1.97 | 1 | 0 | dipeptide; L-aminoacyl-L-amino acid zwitterion | human metabolite; Mycoplasma genitalium metabolite |
phenylalanylleucine phenylalanylleucine: RN given refers to (L)-isomer | 1.97 | 1 | 0 | dipeptide zwitterion; dipeptide | plant metabolite |
methyl tryptophan, (l-trp)-isomer [no description available] | 1.97 | 1 | 0 | | |
2-(n-morpholino)ethanesulfonic acid 2-(N-morpholino)ethanesulfonic acid: RN given refers to parent cpd. 2-(N-morpholino)ethanesulfonic acid : A Good's buffer substance, pKa = 6.15 at 20 degreeC. | 1.98 | 1 | 0 | MES; organosulfonic acid; zwitterion | |
leucyl-alanine Leu-Ala : A dipeptide composed of L-leucine and L-alanine joined by a peptide linkage. | 1.97 | 1 | 0 | dipeptide | metabolite |
leucyl-leucyl-leucine leucyl-leucyl-leucine: RN given refers to (L-Leu-L-Leu-L-Leu)-isomer. Leu-Leu-Leu : A tripeptide formed from three L-leucine residues. | 1.97 | 1 | 0 | tripeptide | metabolite |
tyrosylleucine [no description available] | 1.97 | 1 | 0 | dipeptide | metabolite |
Trp-Trp tryptophyltryptophan: an antigelation agent. Trp-Trp : A dipeptide formed from two L-tryptophan residues. | 1.97 | 1 | 0 | dipeptide | Mycoplasma genitalium metabolite |
glycyltryptophan glycyltryptophan: RN given refers to (L)-isomer. Gly-Trp : A dipeptide formed from glycine and L-tryptophan residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
glycyltyrosine Gly-Tyr : A dipeptide composed of glycine and L-tyrosine joined by a peptide linkage. | 1.97 | 1 | 0 | dipeptide | metabolite |
glycylleucine Gly-Leu : A dipeptide composed of glycine and L-leucine joined by a peptide linkage. | 1.97 | 1 | 0 | dipeptide zwitterion; dipeptide | metabolite |
histidine methyl ester histidine methyl ester: RN given refers to (L)-isomer; structure given in first source. histidine methyl ester : An alpha-amino acid ester that is the methyl ester of histidine. | 1.97 | 1 | 0 | histidine derivative | |
glycyl-l-phenylalanine glycylphenylalanine: RN given refers to (DL)-isomer. Gly-Phe : A dipeptide formed from glycine and L-phenylalanine residues. | 1.97 | 1 | 0 | dipeptide zwitterion; dipeptide | human metabolite; metabolite |
glutamic acid dimethyl ester glutamic acid dimethyl ester: RN given refers to (L)-isomer | 2.08 | 1 | 0 | glutamic acid derivative | |
n-acetylphenylalanine ethyl ester N-acetylphenylalanine ethyl ester: RN given refers to (L)-isomer | 1.97 | 1 | 0 | | |
n-acetyltryptophanamide [no description available] | 1.94 | 1 | 0 | acetamides; L-tryptophan derivative; primary carboxamide; secondary carboxamide | |
alanylphenylalanine alanylphenylalanine: RN given refers to (L-Ala-L-PheAla)-isomer | 1.97 | 1 | 0 | dipeptide | metabolite |
glycyl-leucyl-tyrosine glycyl-leucyl-tyrosine: structure given in first source | 1.97 | 1 | 0 | oligopeptide | |
valylvaline valylvaline: RN given refers to (L)-isomer. Val-Val : A dipeptide formed from two L-valine residues. | 1.97 | 1 | 0 | dipeptide | Mycoplasma genitalium metabolite |
tryptophan methyl ester tryptophan methyl ester: RN given refers to parent cpd(DL)-isomer | 1.98 | 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. | 1.97 | 1 | 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 |
prolyl-tyrosine prolyl-tyrosine: structure given in first source. Pro-Tyr : A dipeptide formed from L-proline and L-tyrosine residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
metaperiodate metaperiodate: RN given refers to periodic acid, Na salt; structure. periodate : A monovalent inorganic anion obtained by deprotonation of periodic acid. | 1.94 | 1 | 0 | iodine oxoanion; monovalent inorganic anion | |
isoleucylvaline isoleucylvaline: RN given refers to all (L)-isomer. Ile-Val : A dipeptide formed from L-isoleucine and L-valine residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
Phe-Tyr Phe-Tyr : A dipeptide formed from L-phenylalanine and L-tyrosine residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
n-acetyltryptophan N-acetyl-L-tryptophan : A N-acetyl-L-amino acid that is the N-acetyl derivative of L-tryptophan. | 1.97 | 1 | 0 | L-tryptophan derivative; N-acetyl-L-amino acid | metabolite |
n-benzoylalanine N-benzoylalanine: RN given refers to parent cpd (L-Ala)-isomer. N-benzoylalanine : An N-acylamino acid that is the N-benzoyl derivative of alanine.. N-benzoyl-L-alanine : An N-acyl-L-alanine resulting from the formal condensation of L-alanine with the carboxy group of benzoic acid. | 1.97 | 1 | 0 | N-acyl-L-alanine; N-benzoylalanine | metabolite |
phenylalanine methyl ester phenylalanine methyl ester: RN given refers to (L)-isomer. methyl L-phenylalaninate : An alpha-amino acid ester that is the methyl ester of L-phenylalanine. | 1.97 | 1 | 0 | alpha-amino acid ester; L-phenylalanine derivative | |
glycylvaline glycylvaline: RN given refers to (DL)-isomer | 1.97 | 1 | 0 | dipeptide | human metabolite |
glycylproline Gly-Pro : A dipeptide consisting of L-proline having a glycyl residue attached to its alpha-amino group. | 1.97 | 1 | 0 | dipeptide zwitterion; dipeptide | metabolite |
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. | 2.85 | 4 | 0 | | |
15-hydroxy-11 alpha,9 alpha-(epoxymethano)prosta-5,13-dienoic acid 15-Hydroxy-11 alpha,9 alpha-(epoxymethano)prosta-5,13-dienoic Acid: A stable prostaglandin endoperoxide analog which serves as a thromboxane mimetic. Its actions include mimicking the hydro-osmotic effect of VASOPRESSIN and activation of TYPE C PHOSPHOLIPASES. (From J Pharmacol Exp Ther 1983;224(1): 108-117; Biochem J 1984;222(1):103-110) | 2.25 | 1 | 0 | | |
prolylglycine prolylglycine: RN given refers to (L)-isomer. L-prolylglycine : A dipeptide consisting of glycine having an L-prolyl group attached to its alpha-amino nitrogen. | 1.97 | 1 | 0 | dipeptide zwitterion; dipeptide | |
phenylalanylglycine phenylalanylglycine: RN given refers to (DL)-isomer. Phe-Gly : A dipeptide formed from L-phenylalanine and glycine residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
leucyl-phenylalanine Leu-Phe : A dipeptide formed from L-leucine and L-phenylalanine residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
glycyl-alanyl-leucine glycyl-alanyl-leucine: RN given refers to all (L)-isomer; RN for cpd without isomeric designation not avail 9/91 | 1.97 | 1 | 0 | peptide | |
phenylalanylphenylalanine Phe-Phe : A dipeptide formed from two L-phenylalanine residues. | 1.97 | 1 | 0 | dipeptide; L-aminoacyl-L-amino acid zwitterion | human blood serum metabolite; Mycoplasma genitalium metabolite |
valylleucine valylleucine: RN given refers to all L-isomer. Val-Leu : A dipeptide formed from L-valine and L-leucine residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
alanylglycine [no description available] | 1.97 | 1 | 0 | dipeptide zwitterion; dipeptide | metabolite |
alpha-glutamyltryptophan Trp-Glu : A dipeptide formed from L-tryptophan and L-glutamic acid residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
phenylalanylproline Phe-Pro : A dipeptide formed from L-phenylalanine and L-proline residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
prolylisoleucine prolylisoleucine: RN refers to (L)-isomer. Pro-Ile : A dipeptide formed from L-proline and L-isoleucine residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
tryptophan octyl ester [no description available] | 2.05 | 1 | 0 | | |
melitten Melitten: Basic polypeptide from the venom of the honey bee (Apis mellifera). It contains 26 amino acids, has cytolytic properties, causes contracture of muscle, releases histamine, and disrupts surface tension, probably due to lysis of cell and mitochondrial membranes. | 2.05 | 1 | 0 | | |
nitrophenols Nitrophenols: PHENOLS carrying nitro group substituents. | 1.94 | 1 | 0 | | |