2-dioxygenase.

catechol 1,2-dioxygenase (RefSeq)
gentisate 1,2-dioxygenase oxidoreductase (RefSeq)
benzoate dioxygenase small subunit (RefSeq)
benzoate 1,2-dioxygenase subunit alpha (RefSeq)
catechol 1,2-dioxygenase (RefSeq)
catechol 1,2-dioxygenase (RefSeq)