CHEBI:16723 - 4-methylthio-2-oxobutanoate

Main ChEBI Ontology Automatic Xrefs Reactions Pathways Models
ChEBI Name 4-methylthio-2-oxobutanoate
ChEBI ID CHEBI:16723
Definition The 2-oxo monocarboxylic acid anion derived from 4-methylthio-2-oxobutanoic acid. The major microspecies at pH 7.3, it is formed from L-methionine via the action of methionine transaminase.
Stars This entity has been manually annotated by the ChEBI Team.
Submitter Kristian Axelsen
Secondary ChEBI IDs CHEBI:12029, CHEBI:63388, CHEBI:20451
Supplier Information No supplier information found for this compound.
Download Molfile XML SDF
Formula C5H7O3S
Net Charge -1
Average Mass 147.17328
Monoisotopic Mass 147.01214
InChI InChI=1S/C5H8O3S/c1-9-3-2-4(6)5(7)8/h2-3H2,1H3,(H,7,8)/p-1
InChIKey SXFSQZDSUWACKX-UHFFFAOYSA-M
SMILES CSCCC(=O)C([O-])=O
Metabolite of Species Details
Saccharomyces cerevisiae (NCBI:txid4932) Source: yeast.sf.net See: PubMed
Homo sapiens (NCBI:txid9606) See: DOI
Roles Classification
Biological Role(s): Saccharomyces cerevisiae metabolite
Any fungal metabolite produced during a metabolic reaction in Baker's yeast (Saccharomyces cerevisiae ).
human metabolite
Any mammalian metabolite produced during a metabolic reaction in humans (Homo sapiens).
View more via ChEBI Ontology
ChEBI Ontology
Outgoing 4-methylthio-2-oxobutanoate (CHEBI:16723) has functional parent butyrate (CHEBI:17968)
4-methylthio-2-oxobutanoate (CHEBI:16723) has role Saccharomyces cerevisiae metabolite (CHEBI:75772)
4-methylthio-2-oxobutanoate (CHEBI:16723) has role human metabolite (CHEBI:77746)
4-methylthio-2-oxobutanoate (CHEBI:16723) is a ω-(methylthio)-2-oxocarboxylate (CHEBI:133493)
4-methylthio-2-oxobutanoate (CHEBI:16723) is conjugate base of 4-methylthio-2-oxobutanoic acid (CHEBI:33574)
Incoming S-adenosyl-4-methylthio-2-oxobutanoate (CHEBI:16490) has functional parent 4-methylthio-2-oxobutanoate (CHEBI:16723)
4-methylthio-2-oxobutanoic acid (CHEBI:33574) is conjugate acid of 4-methylthio-2-oxobutanoate (CHEBI:16723)
IUPAC Name
4-(methylsulfanyl)-2-oxobutanoate
Synonyms Sources
2-oxo-4-methylthiobutanoate ChEBI
4-methylsulfanyl-2-oxobutanoate UniProt
Manual Xrefs Databases
C01180 KEGG COMPOUND
CPD-479 MetaCyc
View more database links
Registry Number Type Source
3662236 Beilstein Registry Number Beilstein
Citations Waiting for Citations
Last Modified
14 September 2018