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1TPO

THE GEOMETRY OF THE REACTIVE SITE AND OF THE PEPTIDE GROUPS IN TRYPSIN, TRYPSINOGEN AND ITS COMPLEXES WITH INHIBITORS

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
BETA-TRYPSINpolymer22323324.31UniProt (P00760)
Pfam (PF00089)
Bos taurus (cattle)
2B
(A)
CALCIUM IONnon-polymer40.11Chemie (CA)
PubChem (271)
3C
(A)
waterwater18.084Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight23324.3
Non-Polymers*Number of molecules1
Total formula weight40.1
All*Total formula weight23364.4
*Water molecules are not included.

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PDB entries from 2026-03-25

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