... Morphological and phenotypic characterization Physiological and biochemical parameters, such as Gram reaction, flagella type, catalase activity, oxidase activity and OF test, were determined using classical ... molecular mass of 4-amino-3-hydroxybenzoate 2,3 -dioxygenase is smaller than that of well-known extradiol dioxygenases, such as catechol 2,3 -dioxygenase [2], protocatechuate 2,3 -dioxygenase [31], ... 2-amino-5-carboxymuconic 6-semialdehyde to Fig (A) Proposed pathway of 4-amino-3-hydroxybenzoate cleavage in Bordetella sp strain 10d and (B) comparison to the modified metacleavage pathway of 2-aminophenol...