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InChI=1S/CH4O/c1-2/h2H,1H3
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ChEBI
> Main
CHEBI:17230 - homocysteine
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ChEBI Ontology
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ChEBI Name
homocysteine
ChEBI ID
CHEBI:17230
Definition
A sulfur-containing amino acid consisting of a glycine core with a 2-mercaptoethyl side-chain.
Stars
This entity has been manually annotated by the ChEBI Team.
Secondary ChEBI IDs
CHEBI:5751, CHEBI:14408
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Read full article at Wikipedia
Formula
C4H9NO2S
Net Charge
0
Average Mass
135.18580
Monoisotopic Mass
135.03540
InChI
InChI=1S/C4H9NO2S/c5-3(1-2-8)4(6)7/h3,8H,1-2,5H2,(H,6,7)
InChIKey
FFFHZYDWPBMWHY-UHFFFAOYSA-N
SMILES
NC(CCS)C(O)=O
Metabolite of Species
Details
Homo sapiens
(NCBI:txid9606)
See:
PubMed
Roles Classification
Chemical Role
(s):
Bronsted base
A molecular entity capable of accepting a hydron from a donor (Br
o
nsted acid).
(via
organic amino compound
)
Bronsted acid
A molecular entity capable of donating a hydron to an acceptor (Br
o
nsted base).
(via
oxoacid
)
Biological Role
(s):
fundamental metabolite
Any metabolite produced by all living cells.
View more via ChEBI Ontology
ChEBI Ontology
Outgoing
homocysteine (
CHEBI:17230
)
has role
fundamental metabolite (
CHEBI:78675
)
homocysteine (
CHEBI:17230
)
is a
homocysteines (
CHEBI:24610
)
homocysteine (
CHEBI:17230
)
is a
non-proteinogenic α-amino acid (
CHEBI:83925
)
homocysteine (
CHEBI:17230
)
is a
sulfur-containing amino acid (
CHEBI:26834
)
homocysteine (
CHEBI:17230
)
is conjugate acid of
homocysteinate (
CHEBI:66952
)
homocysteine (
CHEBI:17230
)
is tautomer of
homocysteine zwitterion (
CHEBI:58065
)
Incoming
homocysteic acid (
CHEBI:90324
)
has functional parent
homocysteine (
CHEBI:17230
)
homocysteine derivative (
CHEBI:136505
)
has functional parent
homocysteine (
CHEBI:17230
)
L
-homocysteine (
CHEBI:17588
)
is a
homocysteine (
CHEBI:17230
)
homocysteinate (
CHEBI:66952
)
is conjugate base of
homocysteine (
CHEBI:17230
)
homocysteine zwitterion (
CHEBI:58065
)
is tautomer of
homocysteine (
CHEBI:17230
)
IUPAC Names
2-amino-4-sulfanylbutanoic acid
homocysteine
Synonyms
Sources
2-Amino-4-mercaptobutyric acid
KEGG COMPOUND
Hcy
IUPAC
Homocysteine
KEGG COMPOUND
Manual Xrefs
Databases
C05330
KEGG COMPOUND
HMDB0000742
HMDB
Homocysteine
Wikipedia
View more database links
Citations
Last Modified
08 March 2017