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3M1Q

Carbonic Anhydrase II mutant W5C-H64C with opened disulfide bond

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Carbonic anhydrase 2polymer26529688.51UniProt (P00918)
Pfam (PF00194)
Homo sapiens (human)Carbonic anhydrase II, CA-II, Carbonate dehydratase II, Carbonic anhydrase C, CAC
2B
(A)
ZINC IONnon-polymer65.41Chemie (ZN)
3C
(A)
waterwater18.0198Chemie (HOH)
Sequence modifications
A: 1 - 261 (UniProt: P00918)
PDBExternal DatabaseDetails
Gly -4-expression tag
Ser -3-expression tag
Pro -2-expression tag
Glu -1-expression tag
Phe 0-expression tag
Cys 5Trp 5engineered mutation
Cys 64His 64engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight29688.5
Non-Polymers*Number of molecules1
Total formula weight65.4
All*Total formula weight29753.9
*Water molecules are not included.

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PDB entries from 2025-07-23

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