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2OP3

The structure of cathepsin S with a novel 2-arylphenoxyacetaldehyde inhibitor derived by the Substrate Activity Screening (SAS) method

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
Cathepsin Spolymer22024391.42UniProt (P25774)
Pfam (PF00112)
Homo sapiens (human)
2C
(A)
SULFATE IONnon-polymer96.11Chemie (SO4)
3D, F
(A, B)
2-[(2',3',4'-TRIFLUOROBIPHENYL-2-YL)OXY]ETHANOLnon-polymer268.22Chemie (TF5)
4E
(A)
2,5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50,53,56,59,62,65,68,71,74,77,80-HEPTACOSAOXADOOCTACONTAN-82-OLnon-polymer1221.51Chemie (PEU)
5G, H
(A, B)
waterwater18.0475Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight48782.8
Non-Polymers*Number of molecules4
Total formula weight1854.0
All*Total formula weight50636.8
*Water molecules are not included.

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PDB entries from 2025-10-15

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