CATH Classification

Domain Context

CATH Clusters

Superfamily Cysteine proteinases
Functional Family Calpain-1 catalytic subunit

Enzyme Information

3.4.22.52
Calpain-1.
based on mapping to UniProt P07384
Broad endopeptidase specificity.
-!- Cytosolic in animal cells. -!- The active enzyme molecule is a heterodimer in which the large subunit contains the peptidase unit, and the small subunit is also a component of EC 3.4.22.53. -!- Belongs to peptidase family C2. -!- Formerly EC 3.4.22.17 and EC 3.4.24.5.

UniProtKB Entries (1)

P07384
CAN1_HUMAN
Homo sapiens
Calpain-1 catalytic subunit

PDB Structure

PDB 2ARY
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
The Crystal Structures of Human Calpains 1 and 9 Imply Diverse Mechanisms of Action and Auto-inhibition
Davis, T.L., Walker, J.R., Finerty, P.J., Mackenzie, F., Newman, E.M., Dhe-Paganon, S.
J.Mol.Biol.
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