ID 4.1.1.63 DE protocatechuate decarboxylase. AN 3,4-dihydroxybenzoate decarboxylase. AN protocatechuate carboxy-lyase. CA 3,4-dihydroxybenzoate + H(+) = catechol + CO2. DR P86833, DBD34_SEDHY; F9US27, LPDC_LACPL ; Q9S4M7, YCLC_SEDHY ; //