1.4.1.12 (2R,4S)-2,4-diaminopentanoate + H2O + NAD+ 1.4.1.12 (2R,4S)-2,4-diaminopentanoate + H2O + NADP+ 1.4.1.12 2,4-diaminopentanoate + H2O + NAD(P)+ 1.4.1.12 2,5-diaminohexanoate + H2O + NAD(P)+