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7ONQ

Carbonic anhydrase II mutant (E69C) dually binding an IrCp* complex to generate an artificial transfer hydrogenase (ATHase)

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Carbonic anhydrase 2polymer26029278.11UniProt (P00918)
Pfam (PF00194)
Homo sapiens (human)Carbonate dehydratase II,Carbonic anhydrase C,CAC,Carbonic anhydrase II,CA-II,Cyanamide hydratase CA2
2B
(A)
ZINC IONnon-polymer65.41Chemie (ZN)
3C
(A)
4-[2-(4-azanyl-9-chloranyl-2',3',4',5',6'-pentamethyl-7-oxidanylidene-spiro[1$l^{4},8-diaza-9$l^{8}-iridabicyclo[4.3.0]nona-1,3,5-triene-9,1'-1$l^{8}-iridapentacyclo[2.2.0.0^{1,3}.0^{1,5}.0^{2,6}]hexane]-8-yl)ethyl]benzenesulfonamidenon-polymer682.31Chemie (VKZ)
4D, E, F, G, H...
(A)
1,2-ETHANEDIOLnon-polymer62.118Chemie (EDO)
5V
(A)
waterwater18.0179Chemie (HOH)
Sequence modifications
A: 3 - 260 (UniProt: P00918)
PDBExternal DatabaseDetails
Met 1-initiating methionine
Ala 2-expression tag
Vi3 69Glu 69engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight29278.1
Non-Polymers*Number of molecules20
Total formula weight1864.9
All*Total formula weight31143.0
*Water molecules are not included.

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PDB entries from 2025-07-09

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