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4KNM

Crystal structure of human carbonic anhydrase isozyme XIII with 2-Chloro-4-{[(4,6-dimethylpyrimidin-2-yl)sulfanyl]acetyl}benzenesulfonamide

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
Carbonic anhydrase 13polymer26329613.32UniProt (Q8N1Q1)
Pfam (PF00194)
Homo sapiens (human)Carbonate dehydratase XIII, Carbonic anhydrase XIII, CA-XIII
2C, F
(A, B)
ZINC IONnon-polymer65.42Chemie (ZN)
3D, G
(A, B)
2-chloro-4-{[(4,6-dimethylpyrimidin-2-yl)sulfanyl]acetyl}benzenesulfonamidenon-polymer371.92Chemie (E1E)
4E
(A)
TRIETHYLENE GLYCOLnon-polymer150.21Chemie (PGE)
5H, I
(A, B)
waterwater18.0338Chemie (HOH)
Sequence modifications
A, B: 2 - 263 (UniProt: Q8N1Q1)
PDBExternal DatabaseDetails
Met 1-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight59226.6
Non-Polymers*Number of molecules5
Total formula weight1024.7
All*Total formula weight60251.4
*Water molecules are not included.

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PDB entries from 2025-06-25

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