2-amino-4-phosphonobutanoate + CTP => CMP-5'-(3-amino-3-carboxypropyl)phosphonate + diphosphate
2-amino-4-phosphonobutanoate + ctp => cmp-5'-(3-amino-3-carboxypropyl)phosphonate + diphosphate
2-amino-4-phosphonobutanoate + CTP => CMP-5'-(3-amino-3-carboxypropyl)phosphonate + diphosphate
2-amino-4-phosphonobutanoate + ctp => cmp-5'-(3-amino-3-carboxypropyl)phosphonate + diphosphate