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9CKT

X-ray diffraction structure of papain co-crystallized with E-64

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Papainpolymer21223452.31UniProt (P00784)Carica papaya (papaya)Papaya proteinase I,PPI
2B
(A)
METHANOLnon-polymer32.01Chemie (MOH)
3C
(A)
N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-BUTYL]-GUANIDINEnon-polymer360.41Chemie (E64)
4D
(A)
waterwater18.0287Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight23452.3
Non-Polymers*Number of molecules2
Total formula weight392.5
All*Total formula weight23844.8
*Water molecules are not included.

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PDB entries from 2025-06-04

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