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1C2I

RECRUITING ZINC TO MEDIATE POTENT, SPECIFIC INHIBITION OF SERINE PROTEASES

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
TRYPSINpolymer22323324.31UniProt (P00760)
Pfam (PF00089)
Bos taurus (cattle)
2B
(A)
CALCIUM IONnon-polymer40.11Chemie (CA)
3C
(A)
CHLORIDE IONnon-polymer35.51Chemie (CL)
4D, E, F
(A)
ZINC IONnon-polymer65.43Chemie (ZN)
5G
(A)
BIS(5-AMIDINO-2-BENZIMIDAZOLYL)METHANE KETONEnon-polymer348.41Chemie (BAK)
6H
(A)
DIMETHYL SULFOXIDEnon-polymer78.11Chemie (DMS)
7I
(A)
waterwater18.0196Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight23324.3
Non-Polymers*Number of molecules7
Total formula weight698.3
All*Total formula weight24022.5
*Water molecules are not included.

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PDB entries from 2025-06-18

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