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1PPE

THE REFINED 2.0 ANGSTROMS X-RAY CRYSTAL STRUCTURE OF THE COMPLEX FORMED BETWEEN BOVINE BETA-TRYPSIN AND CMTI-I, A TRYPSIN INHIBITOR FROM SQUASH SEEDS (CUCURBITA MAXIMA): TOPOLOGICAL SIMILARITY OF THE SQUASH SEED INHIBITORS WITH THE CARBOXYPEPTIDASE A INHIBITOR FROM POTATOES

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(E)
TRYPSINpolymer22323324.31UniProt (P00760)
Pfam (PF00089)
Bos taurus (cattle)
2B
(I)
TRYPSIN INHIBITOR CMTI-Ipolymer293279.91UniProt (P01074)
Pfam (PF00299)
3C, D
(E, I)
waterwater18.0140Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight26604.2
All*Total formula weight26604.2
*Water molecules are not included.

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PDB entries from 2025-07-16

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