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2NNS

Structure of inhibitor binding to Carbonic Anhydrase II

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Carbonic anhydrase 2polymer26029503.71UniProt (P00918)
Pfam (PF00194)
Homo sapiens (human)Carbonic anhydrase II, Carbonate dehydratase II, CA-II, Carbonic anhydrase C
2B
(A)
ZINC IONnon-polymer65.41Chemie (ZN)
3C
(A)
CHLORIDE IONnon-polymer35.51Chemie (CL)
4D, E
(A)
N-{2-[4-(AMINOSULFONYL)PHENYL]ETHYL}ACETAMIDEnon-polymer242.32Chemie (M25)
5F
(A)
GLYCEROLnon-polymer92.11Chemie (GOL)
6G
(A)
waterwater18.0364Chemie (HOH)
Sequence modifications
A: 2 - 261 (UniProt: P00918)
PDBExternal DatabaseDetails
Met 1-cloning artifact
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight29503.7
Non-Polymers*Number of molecules5
Total formula weight677.5
All*Total formula weight30181.2
*Water molecules are not included.

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PDB entries from 2025-06-18

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