dibenzothiophene 5,5-dioxide + FMNH2 + NADH + O2 => 2'-hydroxybiphenyl-2-sulfinate + FMN + NAD(+) + H2O + H(+)
dibenzothiophene 5,5-dioxide + fmnh2 + nadh + o2 => 2'-hydroxybiphenyl-2-sulfinate + fmn + nad(+) + h2o + h(+)