CATH Classification

Domain Context

CATH Clusters

Superfamily Peptidase C15, pyroglutamyl peptidase I-like
Functional Family

Enzyme Information

3.4.19.3
Pyroglutamyl-peptidase I.
based on mapping to UniProt O07883
Release of an N-terminal pyroglutamyl group from a polypeptide, the second amino acid generally not being Pro.
-!- Removes 5-oxoproline from various penultimate amino acid residues except L-proline. -!- Inhibited by thiol-blocking reagents. -!- Belongs to peptidase family C15. -!- Formerly EC 3.4.11.8.

UniProtKB Entries (1)

O07883
PCP_THELN
Thermococcus litoralis DSM 5473
Pyrrolidone-carboxylate peptidase

PDB Structure

PDB 1A2Z
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
X-ray structure of pyrrolidone carboxyl peptidase from the hyperthermophilic archaeon Thermococcus litoralis.
Singleton, M., Isupov, M., Littlechild, J.
Structure Fold.Des.