catalase-peroxidase EC#: 1.11.1.21; ChemWhat Code: 1374853

Product Name catalase-peroxidase
Example Structure Example Structure of catalase-peroxidase EC#: 1.11.1.21
Synonyms BW16_04845, CAT, catalase -peroxidase KatG, catalase-peroxidase, catalase/peroxidase, CP 2, CP01, CP02, CPX, EC 1.11.1.7, FeSOD A, HCP, hemoprotein b-590, HPI, hydroperoxidase I, KatG, KatG1, KatG2, KatP, katX2, KpCP, PCP
EC Number 1.11.1.21
CAS Registry Number
Comments Differs from EC 1.11.1.7, peroxidase, in having a relatively high catalase (EC 1.11.1.6) activity with H2O2 as donor, releasing O2; both activities use the same heme active site. In Mycobacterium tuberculosis it is responsible for activation of the commonly used antitubercular drug, isoniazid.
Cofactor
History
Reactions (1) Donor + H(2)O(2) = oxidized donor + 2 H(2)O. (2) 2 H(2)O(2) = O(2) + 2 H(2)O.

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