Term Name:	L-aspartic acid 4-semialdehyde zwitterion
Synonyms:	(2S)-2-ammonio-4-oxobutanoate, (2S)-2-azaniumyl-4-oxobutanoate, aspartate beta-semialdehyde, aspartate semi-aldehyde, L-2-ammonio-4-oxobutanoate, L-aspartate 4-semialdehyde
Definition:	An L-alpha-amino acid zwitterion obtained by transfer of a proton from the carboxylic acid group to the amino group of L-aspartic acid 4-semialdehyde.
Ontology:	ChEBI [CHEBI:537519]  ( EBI )