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Identification
YMDB IDYMDB00063
Name(R)-2,3-Dihydroxy-isovalerate
SpeciesSaccharomyces cerevisiae
StrainBaker's yeast
Description(R)-2,3-Dihydroxy-isovalerate belongs to the class of organic compounds known as hydroxy fatty acids. These are fatty acids in which the chain bears a hydroxyl group (R)-2,3-Dihydroxy-isovalerate is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral.
Structure
Thumb
Synonyms
  • (2R)-2,3-dihydroxy-3-methylbutanoate
  • (2R)-2,3-dihydroxy-3-methylbutanoic acid
  • (R)-2,3-dihydroxy-3-methylbutanoate
  • (R)-2,3-dihydroxy-3-methylbutanoic acid
  • (R)-2,3-Dihydroxy-isovalerate
  • (R)-2,3-Dihydroxy-isovaleric acid
CAS numberNot Available
WeightAverage: 134.1305
Monoisotopic: 134.057908808
InChI KeyJTEYKUFKXGDTEU-VKHMYHEASA-N
InChIInChI=1S/C5H10O4/c1-5(2,9)3(6)4(7)8/h3,6,9H,1-2H3,(H,7,8)/t3-/m0/s1
IUPAC Name(2R)-2,3-dihydroxy-3-methylbutanoic acid
Traditional IUPAC Name(R)-2,3-dihydroxy-isovalerate
Chemical FormulaC5H10O4
SMILESCC(C)(O)[C@@H](O)C(O)=O
Chemical Taxonomy
Description belongs to the class of organic compounds known as hydroxy fatty acids. These are fatty acids in which the chain bears a hydroxyl group.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassFatty Acyls
Sub ClassFatty acids and conjugates
Direct ParentHydroxy fatty acids
Alternative ParentsNot Available
SubstituentsNot Available
Molecular FrameworkAliphatic acyclic compounds
External DescriptorsNot Available
Physical Properties
StateSolid
Charge0
Melting pointNot Available
Experimental Properties
PropertyValueReference
Water SolubilityNot AvailablePhysProp
LogPNot AvailablePhysProp
Predicted Properties
PropertyValueSource
Water Solubility529 g/LALOGPS
logP-0.83ALOGPS
logP-0.82ChemAxon
logS0.6ALOGPS
pKa (Strongest Acidic)3.8ChemAxon
pKa (Strongest Basic)-3.2ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count3ChemAxon
Polar Surface Area77.76 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity29.44 m³·mol⁻¹ChemAxon
Polarizability12.48 ųChemAxon
Number of Rings0ChemAxon
Bioavailability1ChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Biological Properties
Cellular Locations
  • Mitochondrion
Organoleptic PropertiesNot Available
SMPDB Pathways
Valine BiosynthesisPW002474 ThumbThumb?image type=greyscaleThumb?image type=simple
KEGG Pathways
Valine, leucine and isoleucine biosynthesisec00290 Map00290
SMPDB Reactions
(S)-2-Acetolactate + hydron + NADPHNADP + (R)-2,3-Dihydroxy-isovalerate
(R)-2,3-Dihydroxy-isovaleratewater + 3-Methylbutanoic acid
KEGG Reactions
NADPH + hydron + 2-Acetolactate NADP + (R)-2,3-Dihydroxy-isovalerate
(R)-2,3-Dihydroxy-isovalerateAlpha-Ketoisovaleric acid + water
Concentrations
Intracellular ConcentrationsNot Available
Extracellular ConcentrationsNot Available
Spectra
Spectra
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
  • Cullin, C., Baudin-Baillieu, A., Guillemet, E., Ozier-Kalogeropoulos, O. (1996). "Functional analysis of YCL09C: evidence for a role as the regulatory subunit of acetolactate synthase." Yeast 12:1511-1518.8972574
Synthesis Reference:Not Available
External Links:
ResourceLink
CHEBI ID15684
HMDB IDHMDB12141
Pubchem Compound ID440279
Kegg IDC04272
ChemSpider ID389255
FOODB IDFDB028799
Wikipedia IDNot Available
BioCyc IDDIOH-ISOVALERATE

Enzymes

General function:
Involved in oxidoreductase activity
Specific function:
(R)-2,3-dihydroxy-3-methylbutanoate + NADP(+) = (S)-2-hydroxy-2-methyl-3-oxobutanoate + NADPH
Gene Name:
ILV5
Uniprot ID:
P06168
Molecular weight:
44368.10156
Reactions
(R)-2,3-dihydroxy-3-methylbutanoate + NADP(+) → (S)-2-hydroxy-2-methyl-3-oxobutanoate + NADPH.
(2R,3R)-2,3-dihydroxy-3-methylpentanoate + NADP(+) → (S)-2-hydroxy-2-ethyl-3-oxobutanoate + NADPH.
General function:
Involved in metabolic process
Specific function:
2,3-dihydroxy-3-methylbutanoate = 3-methyl-2- oxobutanoate + H(2)O
Gene Name:
ILV3
Uniprot ID:
P39522
Molecular weight:
62860.60156
Reactions
2,3-dihydroxy-3-methylbutanoate → 3-methyl-2-oxobutanoate + H(2)O.
General function:
Involved in oxidoreductase activity
Specific function:
Catalyzes the NADPH-dependent reduction of ketopantoate into pantoic acid
Gene Name:
PAN5
Uniprot ID:
P38787
Molecular weight:
42820.89844
Reactions
(R)-pantoate + NADP(+) → 2-dehydropantoate + NADPH.