4-hydroxybutan-2-one + NH4(+) + NADH + H(+) => 3-aminobutan-1-ol + NAD(+) + H2O
4-hydroxybutan-2-one + nh4(+) + nadh + h(+) => 3-aminobutan-1-ol + nad(+) + h2o
4-hydroxybutan-2-one + NH4(+) + NADH + H(+) => 3-aminobutan-1-ol + NAD(+) + H2O
4-hydroxybutan-2-one + nh4(+) + nadh + h(+) => 3-aminobutan-1-ol + nad(+) + h2o