label: biphenyl 2,3-dioxygenase activity
label_lc: biphenyl 2,3-dioxygenase activity
description: "Catalysis of the reaction: biphenyl + NADH + H+ + O2 = (2R,3S)-3-phenylcyclohexa-3,5-diene-1,2-diol + NAD+. This reaction requires Fe2+."