ID   1.13.11.3
DE   Protocatechuate 3,4-dioxygenase.
AN   Protocatechuate oxygenase.
CA   3,4-dihydroxybenzoate + O(2) = 3-carboxy-cis,cis-muconate.
CF   Iron.
CC   -!- Formerly EC 1.13.1.3 and EC 1.99.2.3.
PR   PROSITE; PDOC00079;
DR   P20371, PCXA_ACIAD ;  P15109, PCXA_BURCE ;  P00436, PCXA_PSEPU ;
DR   P20372, PCXB_ACIAD ;  P15110, PCXB_BURCE ;  P00437, PCXB_PSEPU ;
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