Reaction catalyzed by leucine dehydrogenase (1.4.1.9)
+
H2O
+
=
+
NH3
+
L-Leu
+
H2O
+
3-pyridinealdehyde-NAD+
=
4-methyl-2-oxopentanoate
+
NH3
+
3-pyridinealdehyde-NADH
