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1QWL

Structure of Helicobacter pylori catalase

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
KatA catalasepolymer50558730.02UniProt (P77872)
Pfam (PF00199)
Pfam (PF06628)
Helicobacter pylori
2C, F
(A, B)
PROTOPORPHYRIN IX CONTAINING FEnon-polymer616.52Chemie (HEM)
3D
(A)
OXYGEN MOLECULEnon-polymer32.01Chemie (OXY)
4E
(B)
AZIDE IONnon-polymer42.01Chemie (AZI)
5G, H
(A, B)
waterwater18.01005Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight117460.1
Non-Polymers*Number of molecules4
Total formula weight1307.0
All*Total formula weight118767.1
*Water molecules are not included.

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PDB entries from 2025-11-05

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