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4Z1K

Carbonic anhydrase inhibitors: Design and synthesis of new heteroaryl-N-carbonylbenzenesulfonamides targeting druggable human carbonic anhydrase isoforms (hCA VII, hCA IX, and hCA XIV)

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Carbonic anhydrase 2polymer25728932.61UniProt (P00918)
Pfam (PF00194)
Homo sapiens (Human)Carbonate dehydratase II,Carbonic anhydrase C,CAC,Carbonic anhydrase II,CA-II
2B
(A)
ZINC IONnon-polymer65.41Chemie (ZN)
3C
(A)
4-[(6,7-dihydroxy-3,4-dihydroisoquinolin-2(1H)-yl)carbonyl]benzenesulfonamidenon-polymer348.41Chemie (4KB)
4D
(A)
waterwater18.0242Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight28932.6
Non-Polymers*Number of molecules2
Total formula weight413.8
All*Total formula weight29346.4
*Water molecules are not included.

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PDB entries from 2025-06-18

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