CHEBI:64731 - L-methioniniumyl group

Main ChEBI Ontology Automatic Xrefs Reactions Pathways Models
ChEBI Name L-methioniniumyl group
ChEBI ID CHEBI:64731
ChEBI ASCII Name L-methioniniumyl group
Definition The organic cationic group formed from L-methioninium; the major structure at pH 7.3 of the L-methionyl group, formed by protonation of the α-amino group.
Stars This entity has been manually annotated by the ChEBI Team.
Submitter Anne Morgat
Anne Morgat
Secondary ChEBI IDs CHEBI:82796
Download Molfile XML SDF
Formula C5H11NOS
Net Charge +1
Average Mass 133.21200
Monoisotopic Mass 133.05613
ChEBI Ontology
Outgoing L-methioniniumyl group (CHEBI:64731) is a N-terminal α-amino-acid(1+) residue (CHEBI:78597)
L-methioniniumyl group (CHEBI:64731) is conjugate acid of L-methionyl group (CHEBI:49038)
L-methioniniumyl group (CHEBI:64731) is substituent group from L-methioninium (CHEBI:32632)
Incoming L-methionyl group (CHEBI:49038) is conjugate base of L-methioniniumyl group (CHEBI:64731)
IUPAC Names
(2S)-2-ammonio-4-(methylsulfanyl)butanoyl
(2S)-2-azaniumyl-4-(methylsulfanyl)butanoyl
Synonyms Sources
L-methionyl(1+) ChEBI
L-methionyl(1+) group ChEBI
N-terminal L-methionine residue UniProt
Last Modified
30 October 2014