CATH Classification

Domain Context

CATH Clusters

Superfamily Collagenase (Catalytic Domain)
Functional Family Serralysin

Enzyme Information

3.4.24.40
Serralysin.
based on mapping to UniProt Q03023
Preferential cleavage of bonds with hydrophobic residues in P1'.
-!- An extracellular endopeptidase from Pseudomonas aeruginosa, Escherichia freundii, Serratia marcescens and Erwinia chrysanthemi. -!- There is broad specificity in cleavage of the insulin B chain, with some species variations. -!- The pH optimum for digesting various proteins is about 9-10. -!- Belongs to peptidase family M10A. -!- Formerly EC 3.4.24.4.

UniProtKB Entries (1)

Q03026
INH_PSEAE
Pseudomonas aeruginosa PAO1
Proteinase inhibitor

PDB Structure

PDB 1JIW
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Crystal structure of a complex between Pseudomonas aeruginosa alkaline protease and its cognate inhibitor: inhibition by a zinc-NH2 coordinative bond
Hege, T., Feltzer, R.E., Gray, R.D., Baumann, U.
J.Biol.Chem.