CATH Classification

Domain Context

CATH Clusters

Superfamily Trypsin-like serine proteases
Functional Family

Enzyme Information

3.4.21.1
Chymotrypsin.
based on mapping to UniProt P00766
Preferential cleavage: Tyr-|-Xaa, Trp-|-Xaa, Phe-|-Xaa, Leu-|-Xaa.
-!- Belongs to peptidase family S1. -!- Formerly EC 3.4.4.5 and EC 3.4.4.6.

UniProtKB Entries (2)

P00766
CTRA_BOVIN
Bos taurus
Chymotrypsinogen A
P00995
ISK1_HUMAN
Homo sapiens
Serine protease inhibitor Kazal-type 1

PDB Structure

PDB 1CGI
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Three-dimensional structure of the complexes between bovine chymotrypsinogen A and two recombinant variants of human pancreatic secretory trypsin inhibitor (Kazal-type).
Hecht, H.J., Szardenings, M., Collins, J., Schomburg, D.
J.Mol.Biol.