3-chloro THPH synthase activity
Catalysis of the reaction: 2,4,6-trihydroxyphenylhexan-1-one + chloride + FADH2 + O2 = (3-chloro-2,4,6-trihydroxyphenyl)hexan-1-one + FAD + H+ + 2 H2O.
GO:0016712
oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen
is_a