Reaction catalyzed by beta-amyrin 28-monooxygenase (1.14.14.126)
+
3
+
3
NADPH
+
3
=
+
3
NADP+
+
4
H2O
alpha-amyrin
+
3 O2
+
3 NADPH
+
3 H+
=
ursolate
+
3 NADP+
+
4 H2O
