(S)-2,3-diaminopropanoate + citrate + ATP = 2-[(L-alanin-3-ylcarbamoyl)methyl]-2-hydroxybutanedioate + AMP + diphosphate
(s)-2,3-diaminopropanoate + citrate + atp = 2-[(l-alanin-3-ylcarbamoyl)methyl]-2-hydroxybutanedioate + amp + diphosphate
(S)-2,3-diaminopropanoate + citrate + ATP = 2-[(L-alanin-3-ylcarbamoyl)methyl]-2-hydroxybutanedioate + AMP + diphosphate
(s)-2,3-diaminopropanoate + citrate + atp = 2-[(l-alanin-3-ylcarbamoyl)methyl]-2-hydroxybutanedioate + amp + diphosphate