tetracycline + FADH2 + chloride + O2 = 7-chlorotetracycline + FAD + 2 H2O + H(+)
tetracycline + fadh2 + chloride + o2 = 7-chlorotetracycline + fad + 2 h2o + h(+)
"tetracycline 7-halogenase"
"tetracycline 7-halogenase"