RefMet Compound Details

Created with Raphaƫl 2.1.0ONH2OOHNH2
RefMet ID, RefMet name, exact mass and formula
RefMet IDRM0132226
RefMet nameKynurenine
Systematic name(2S)-2-amino-4-(2-aminophenyl)-4-oxobutanoic acid
SynonymsPubChem Synonyms
Exact mass208.084793 (neutral)
Calculate m/z:   
View other RefMet entries with this exact (neutral) mass:   +/- 0.05 amu   +/- 0.1 amu   +/- 0.2 amu   +/- 0.5 amu
FormulaC10H12N2O3View other entries in RefMet with this formula
Molecular descriptors
Molfile37365 (Download molfile/View MW Metabolite Database details)
InChIInChI=1S/C10H12N2O3/c11-7-4-2-1-3-6(7)9(13)5-8(12)10(14)15/h1-4,8H,5,11-12H2,(H,14,15)/t8-/m0/s1
InChIKeyYGPSJZOEDVAXAB-QMMMGPOBSA-NView other enantiomers/diastereomers of this metabolite in RefMet
SMILESc1ccc(c(c1)C(=O)C[C@@H](C(=O)O)N)N
Run Tanimoto similarity search (with similarity coefficient >=0.6)
Chemical/Biochemical Classification
Super ClassOrganic acids
Main ClassAmino acids and peptides
Sub ClassAmino acids
Distribution of Kynurenine in NMDR studies
SpeciesPlot Species distribution
Sample sourcePlot Sample source(tissue) distribution
PlatformPlatform (MS/NMR) used for detection
ChromatographyChromatography methods used for detection
StudiesNMDR Studies reporting Kynurenine
External Links
Pubchem CID161166
ChEBI ID16946
KEGG IDC00328
HMDB IDHMDB0000684
Chemspider ID141580
MetaCyc IDCPD-14736
Spectral data for Kynurenine standards
BMRB ID(NMR)View NMR spectra
NP-MRD ID(NMR)View NMR spectra
MassBank(EU)View MS spectra
Structural annotation level
Annotation level1   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)

Table of KEGG reactions in human pathways involving Kynurenine

Rxn IDKEGG ReactionEnzyme
R00987 L-Kynurenine + H2O <=> Anthranilate + L-AlanineL-Kynurenine hydrolase
R01956 L-Kynurenine + 2-Oxoglutarate <=> 4-(2-Aminophenyl)-2,4-dioxobutanoate + L-GlutamateL-Kynurenine:2-oxoglutarate aminotransferase
R01959 L-Formylkynurenine + H2O <=> Formate + L-KynurenineN-Formyl-L-kynurenine amidohydrolase
R01960 L-Kynurenine + Oxygen + NADPH + H+ <=> 3-Hydroxy-L-kynurenine + NADP+ + H2OL-Kynurenine,NADPH:oxygen oxidoreductase (3-hydroxylating)

Table of KEGG human pathways containing Kynurenine

Pathway IDHuman Pathway# of reactions
hsa00380 Tryptophan metabolism 4
hsa00630 Glyoxylate and dicarboxylate metabolism 1
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