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4YOI

Structure of HKU4 3CLpro bound to non-covalent inhibitor 1A

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
3C-like proteinasepolymer30633220.92UniProt (P0C6W3)
Pfam (PF05409)
Bat coronavirus HKU4 (BtCoV)3CL-PRO, 3CLp
2C, I
(A, B)
N-{4-[(1H-benzotriazol-1-ylacetyl)(thiophen-3-ylmethyl)amino]phenyl}thiophene-2-carboxamidenon-polymer473.62Chemie (4F4)
3D, E
(A)
ACETATE IONnon-polymer59.02Chemie (ACT)
4F, G, H, J
(A, B)
FORMIC ACIDnon-polymer46.04Chemie (FMT)
5K, L
(A, B)
waterwater18.0460Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight66441.7
Non-Polymers*Number of molecules8
Total formula weight1249.3
All*Total formula weight67691.0
*Water molecules are not included.

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PDB entries from 2025-07-16

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