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Identification
YMDB IDYMDB00105
NameL-3-Hydroxykynurenine
SpeciesSaccharomyces cerevisiae
StrainBaker's yeast
DescriptionL-3-Hydroxykynurenine, also known as L-3-HK, belongs to the class of organic compounds known as alkyl-phenylketones. These are aromatic compounds containing a ketone substituted by one alkyl group, and a phenyl group. L-3-Hydroxykynurenine is a very strong basic compound (based on its pKa). L-3-Hydroxykynurenine exists in all living species, ranging from bacteria to humans.
Structure
Thumb
Synonyms
  • 3-(2-amino-3-hydroxybenzoyl)-L-alanine
  • 3-(3-hydroxyanthraniloyl)-L-alanine
  • 3-Hydroxy-L-kynurenine
  • L-3-HK
  • (2S)-2-Amino-4-(2-amino-3-hydroxyphenyl)-4-oxobutanoic acid
  • (2S)-2-Amino-4-(2-amino-3-hydroxyphenyl)-4-oxobutanoate
CAS number606-14-4
WeightAverage: 224.2133
Monoisotopic: 224.079706882
InChI KeyVCKPUUFAIGNJHC-LURJTMIESA-N
InChIInChI=1S/C10H12N2O4/c11-6(10(15)16)4-8(14)5-2-1-3-7(13)9(5)12/h1-3,6,13H,4,11-12H2,(H,15,16)/t6-/m0/s1
IUPAC Name(2S)-2-amino-4-(2-amino-3-hydroxyphenyl)-4-oxobutanoic acid
Traditional IUPAC Name3-hydroxy-L-kynurenine
Chemical FormulaC10H12N2O4
SMILES[H]OC(=O)[C@@]([H])(N([H])[H])C([H])([H])C(=O)C1=C([H])C([H])=C([H])C(O[H])=C1N([H])[H]
Chemical Taxonomy
Description belongs to the class of organic compounds known as alkyl-phenylketones. These are aromatic compounds containing a ketone substituted by one alkyl group, and a phenyl group.
KingdomOrganic compounds
Super ClassOrganic oxygen compounds
ClassOrganooxygen compounds
Sub ClassCarbonyl compounds
Direct ParentAlkyl-phenylketones
Alternative Parents
Substituents
  • Alkyl-phenylketone
  • Butyrophenone
  • L-alpha-amino acid
  • Alpha-amino acid
  • Alpha-amino acid or derivatives
  • O-aminophenol
  • Gamma-keto acid
  • Aminophenol
  • Aniline or substituted anilines
  • Aryl alkyl ketone
  • Benzoyl
  • Phenol
  • 1-hydroxy-2-unsubstituted benzenoid
  • 1-hydroxy-4-unsubstituted benzenoid
  • Keto acid
  • Beta-aminoketone
  • Benzenoid
  • Monocyclic benzene moiety
  • Vinylogous amide
  • Amino acid or derivatives
  • Amino acid
  • Carboxylic acid
  • Carboxylic acid derivative
  • Monocarboxylic acid or derivatives
  • Organic nitrogen compound
  • Primary aliphatic amine
  • Organonitrogen compound
  • Primary amine
  • Hydrocarbon derivative
  • Organic oxide
  • Amine
  • Organopnictogen compound
  • Aromatic homomonocyclic compound
Molecular FrameworkAromatic homomonocyclic compounds
External Descriptors
Physical Properties
StateSolid
Charge0
Melting pointNot Available
Experimental Properties
PropertyValueReference
Water SolubilityNot AvailablePhysProp
LogPNot AvailablePhysProp
Predicted Properties
PropertyValueSource
Water Solubility3.33 g/LALOGPS
logP-2.1ALOGPS
logP-2.2ChemAxon
logS-1.8ALOGPS
pKa (Strongest Acidic)0.99ChemAxon
pKa (Strongest Basic)8.9ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count6ChemAxon
Hydrogen Donor Count4ChemAxon
Polar Surface Area126.64 ŲChemAxon
Rotatable Bond Count4ChemAxon
Refractivity57.03 m³·mol⁻¹ChemAxon
Polarizability21.67 ųChemAxon
Number of Rings1ChemAxon
Bioavailability1ChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Biological Properties
Cellular Locations
  • cytoplasm
Organoleptic PropertiesNot Available
SMPDB Pathways
NAD metabolismPW002421 ThumbThumb?image type=greyscaleThumb?image type=simple
Tryptophan metabolismPW002442 ThumbThumb?image type=greyscaleThumb?image type=simple
KEGG Pathways
Tryptophan metabolismec00380 Map00380
SMPDB Reactions
L-3-Hydroxykynurenine + waterL-Alanine + hydron + 3-Hydroxyanthranilic acid
hydron + NADPH + oxygen + L-KynurenineL-3-Hydroxykynurenine + NADP + water
KEGG Reactions
L-3-Hydroxykynurenine + water3-Hydroxyanthranilic acid + L-Alanine
L-Kynurenine + NADPH + hydron + oxygenNADP + L-3-Hydroxykynurenine + water
Concentrations
Intracellular ConcentrationsNot Available
Extracellular ConcentrationsNot Available
Spectra
Spectra
Spectrum TypeDescriptionSplash KeyView
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, Positivesplash10-057u-7910000000-88ad37433d9fe2009b5eJSpectraViewer
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (2 TMS) - 70eV, Positivesplash10-0596-8379000000-0b0a9595aae2502a55acJSpectraViewer
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, PositiveNot AvailableJSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-004i-0960000000-c33d63911a63b0e55059JSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-0209-2900000000-733debea97f59a15a620JSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-000l-6900000000-908957a56bc62255065aJSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-00di-1290000000-49db02e2f97330c6041fJSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-00di-9650000000-45bd0384724255104d6cJSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-0ab9-7900000000-e62c0de8b7c63b9e4066JSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-056r-0890000000-24d8093dfa7cd7471959JSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-070i-1900000000-3159845d0fd09fc5476cJSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-0a59-9700000000-c823da7e7ec85255fba0JSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-0ab9-0690000000-e55cff3d90188bbe1b4fJSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-0a4i-1910000000-15ef15dcef2ce9fdfef5JSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-0a4i-6900000000-2b99b24490fd7fc7a3f9JSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
1D NMR1H NMR SpectrumNot AvailableJSpectraViewer
1D NMR13C NMR SpectrumNot AvailableJSpectraViewer
References
References:
  • UniProt Consortium (2011). "Ongoing and future developments at the Universal Protein Resource." Nucleic Acids Res 39:D214-D219.21051339
  • Scheer, M., Grote, A., Chang, A., Schomburg, I., Munaretto, C., Rother, M., Sohngen, C., Stelzer, M., Thiele, J., Schomburg, D. (2011). "BRENDA, the enzyme information system in 2011." Nucleic Acids Res 39:D670-D676.21062828
  • Herrgard, M. J., Swainston, N., Dobson, P., Dunn, W. B., Arga, K. Y., Arvas, M., Bluthgen, N., Borger, S., Costenoble, R., Heinemann, M., Hucka, M., Le Novere, N., Li, P., Liebermeister, W., Mo, M. L., Oliveira, A. P., Petranovic, D., Pettifer, S., Simeonidis, E., Smallbone, K., Spasic, I., Weichart, D., Brent, R., Broomhead, D. S., Westerhoff, H. V., Kirdar, B., Penttila, M., Klipp, E., Palsson, B. O., Sauer, U., Oliver, S. G., Mendes, P., Nielsen, J., Kell, D. B. (2008). "A consensus yeast metabolic network reconstruction obtained from a community approach to systems biology." Nat Biotechnol 26:1155-1160.18846089
  • Shetty, A. S., Gaertner, F. H. (1973). "Distinct kynureninase and hydroxykynureninase activities in microorganisms: occurrence and properties of a single physiologically discrete enzyme in yeast." J Bacteriol 113:1127-1133.4266242
  • Gaertner, F. H., Shetty, A. S. (1975). "Hydroxykynureninase and the excretion of 3-hydroxyanthranilate by yeast." Acta Vitaminol Enzymol 29:332-334.1244118
  • Panozzo, C., Nawara, M., Suski, C., Kucharczyka, R., Skoneczny, M., Becam, A. M., Rytka, J., Herbert, C. J. (2002). "Aerobic and anaerobic NAD+ metabolism in Saccharomyces cerevisiae." FEBS Lett 517:97-102.12062417
Synthesis Reference:Not Available
External Links:
ResourceLink
CHEBI ID17380
HMDB IDHMDB11631
Pubchem Compound ID11811
Kegg IDC03227
ChemSpider ID11318
FOODB IDFDB028330
Wikipedia ID3-Hydroxykynurenine
BioCyc ID3-HYDROXY-L-KYNURENINE

Enzymes

General function:
Involved in monooxygenase activity
Specific function:
Catalyzes the hydroxylation of L-kynurenine (L-Kyn) to form 3-hydroxy-L-kynurenine (L-3OHKyn). Required for synthesis of quinolinic acid
Gene Name:
BNA4
Uniprot ID:
P38169
Molecular weight:
52428.89844
Reactions
L-kynurenine + NADPH + O(2) → 3-hydroxy-L-kynurenine + NADP(+) + H(2)O.
General function:
Involved in metabolic process
Specific function:
Catalyzes the cleavage of L-kynurenine (L-Kyn) and L-3- hydroxykynurenine (L-3OHKyn) into anthranilic acid (AA) and 3- hydroxyanthranilic acid (3-OHAA), respectively
Gene Name:
BNA5
Uniprot ID:
Q05979
Molecular weight:
51031.60156
Reactions
L-kynurenine + H(2)O → anthranilate + L-alanine.
L-3-hydroxykynurenine + H(2)O → 3-hydroxyanthranilate + L-alanine.