Reaction catalyzed by 2,3',4,6-tetrahydroxybenzophenone synthase (2.3.1.151)
3
+
=
4
CoA
+
+
3
3 malonyl-CoA
+
benzoyl-CoA
=
4 CoA
+
6-phenyl-4-hydroxy-2-pyrone
+
3 CO2
