Reaction catalyzed by 2,3',4,6-tetrahydroxybenzophenone synthase (2.3.1.151)
3
+
=
4
CoA
+
+
3
3 malonyl-CoA
+
cinnamoyl-CoA
=
4 CoA
+
4-hydroxy-6-[(E)-2-phenylethenyl]-2H-pyran-2-one
+
3 CO2
