Reaction catalyzed by spectinabilin polyketide synthase system (2.3.1.290)
+
+
6
+
6
NADPH
+
4
=
+
7
+
8
CoA
+
6
NADP+
+
5
H2O
4-nitrobenzoyl-CoA
+
malonyl-CoA
+
6 (S)-methylmalonyl-CoA
+
6 NADPH
+
4 H+
=
demethyldeoxyspectinabilin
+
7 CO2
+
8 CoA
+
6 NADP+
+
5 H2O
