Brand  (β version)

PDB ID: 1ITK

Hetero Atom Contents

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Code Name Style Show Link
SO4 Sulfate ion PoSSuM
CL Chloride ion PoSSuM
UNX Unknown atom or ion PoSSuM
HEM Protoporphyrin ix containing Fe PoSSuM

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Structure summary

Code : 1ITK   PDBj   RCSB PDB   PDBe
Header : OXIDOREDUCTASE
Title : Crystal structure of catalase-peroxidase from Haloarcula marismortui
Release Data : 2002-08-28
Compound :
mol_id molecule chains
1 catalase-peroxidase A,B
ec: 1.11.1.6
Source :
mol_id organism_scientific
1 Haloarcula marismortui  (taxid:2238)
Authors : Yamada, Y., Fujiwara, T., Sato, T., Igarashi, N., Tanaka, N.
Keywords : HEME PROTEIN, OXIDOREDUCTASE
Exp. method : X-RAY DIFFRACTION ( 2.0 Å )
Citation :

The 2.0 A crystal structure of catalase-peroxidase from Haloarcula marismortui.

Yamada, Y.,Fujiwara, T.,Sato, T.  et al.
(2002)  Nat.Struct.Biol.  9 : 691 - 695

PubMed: 12172540
DOI: 10.1038/nsb834

Reaction

Chain : A, B
UniProt : O59651 (KATG2_HALMA)
Reaction: EC: Evidence:
Physiological Direction:
H2O2 + AH2 = A + 2 H2O 1.11.1.21 HAMAP-Rule:MF_01961
-
2 H2O2 = O2 + 2 H2O 1.11.1.21 HAMAP-Rule:MF_01961
-
Cofactor: Evidence: Note:
heme b - Binds 1 heme b (iron(II)-protoporphyrin IX) group per subunit.