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D-Threonine (YMDB00802)

Identification
YMDB IDYMDB00802
NameD-Threonine
SpeciesSaccharomyces cerevisiae
StrainBaker's yeast
DescriptionD-Threonine, also known as DTH, belongs to the class of organic compounds known as d-alpha-amino acids. These are alpha amino acids which have the D-configuration of the alpha-carbon atom. D-Threonine is a very strong basic compound (based on its pKa). D-Threonine may be a unique S. cerevisiae (yeast) metabolite.
Structure
Thumb
MOLSDFPDBSMILESInChI
Synonyms
  • (2R,3S)-2-amino-3-hydroxybutanoic acid
  • Allothreonine, D-
  • D-2-Amino-3-hydroxybutyric acid
  • D-Threonin
  • D-Threonine
  • l-Allo-threonine
  • Threonine
  • Threonine, D-
  • DTH
  • (2R,3S)-2-Amino-3-hydroxybutanoate
  • D-2-Amino-3-hydroxybutyrate
CAS number632-20-2
WeightAverage: 119.1192
Monoisotopic: 119.058243159
InChI KeyAYFVYJQAPQTCCC-STHAYSLISA-N
InChIInChI=1S/C4H9NO3/c1-2(6)3(5)4(7)8/h2-3,6H,5H2,1H3,(H,7,8)/t2-,3+/m0/s1
IUPAC Name(2R,3S)-2-amino-3-hydroxybutanoic acid
Traditional IUPAC NameD-threonine
Chemical FormulaC4H9NO3
SMILESC[C@H](O)[C@@H](N)C(O)=O
Chemical Taxonomy
Description belongs to the class of organic compounds known as d-alpha-amino acids. These are alpha amino acids which have the D-configuration of the alpha-carbon atom.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassAmino acids, peptides, and analogues
Direct ParentD-alpha-amino acids
Alternative Parents
Substituents
  • D-alpha-amino acid
  • Beta-hydroxy acid
  • Short-chain hydroxy acid
  • Hydroxy acid
  • Fatty acid
  • Amino acid
  • Secondary alcohol
  • Carboxylic acid
  • Monocarboxylic acid or derivatives
  • Alcohol
  • Hydrocarbon derivative
  • Primary amine
  • Organooxygen compound
  • Organonitrogen compound
  • Organic oxide
  • Primary aliphatic amine
  • Organopnictogen compound
  • Organic oxygen compound
  • Carbonyl group
  • Organic nitrogen compound
  • Amine
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External Descriptors
Physical Properties
StateSolid
Charge0
Melting point256 °C
Experimental Properties
PropertyValueReference
Water Solubility97 mg/mL at 25 oC [YALKOWSKY,SH & DANNENFELSER,RM (1992)]PhysProp
LogP-2.94 [HANSCH,C ET AL. (1995)]PhysProp
Predicted Properties
PropertyValueSource
Water Solubility477 g/LALOGPS
logP-3ALOGPS
logP-3.5ChemAxon
logS0.6ALOGPS
pKa (Strongest Acidic)2.21ChemAxon
pKa (Strongest Basic)9ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count3ChemAxon
Polar Surface Area83.55 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity26.46 m³·mol⁻¹ChemAxon
Polarizability11.17 ųChemAxon
Number of Rings0ChemAxon
Bioavailability1ChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Biological Properties
Cellular LocationsNot Available
Organoleptic PropertiesNot Available
SMPDB PathwaysNot Available
KEGG PathwaysNot Available
SMPDB ReactionsNot Available
KEGG ReactionsNot Available
Concentrations
Intracellular ConcentrationsNot Available
Extracellular ConcentrationsNot Available
Spectra
Spectra
Spectrum TypeDescriptionSplash KeyView
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, Positivesplash10-00dl-9000000000-a05d200d324c3242c239JSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-0uk9-6900000000-d30fcc60bda11aeb88b4JSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-0ab9-9200000000-182ac9ea6ada1c0a3a85JSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-0a4i-9000000000-95f5b00b8a7eea104a34JSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-01b9-6900000000-c89f1ad4eeed98ad609eJSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-0fk9-9400000000-4018f60617aa408e59aaJSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-05fr-9000000000-4dd50d3bdda9c01c9220JSpectraViewer
References
References:
  • 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
  • Yow, G. Y., Uo, T., Yoshimura, T., Esaki, N. (2004). "D-amino acid N-acetyltransferase of Saccharomyces cerevisiae: a close homologue of histone acetyltransferase Hpa2p acting exclusively on free D-amino acids." Arch Microbiol 182:396-403.15375647
Synthesis Reference:Not Available
External Links:
ResourceLink
CHEBI ID16398
HMDB IDNot Available
Pubchem Compound ID90624
Kegg IDC00820
ChemSpider ID24532173
FOODB IDNot Available
WikipediaThreonine
BioCyc IDTHR

Enzymes

Protein Details
1. N-acetyltransferase HPA3
General function:
Involved in N-acetyltransferase activity
Specific function:
N-acetyltransferase whose physiological acetyl acceptor substrate is still unknown. In vitro, histone acetylation is very weak
Gene Name:
HPA3
Uniprot ID:
P39979
Molecular weight:
20698.5
Reactions
acetyl-CoA + a D-amino acid → CoA + an N-acetyl-D-amino acid