CATH Classification

Domain Context

CATH Clusters

Superfamily Peptidase S8/S53 domain
Functional Family Proteinase K

Enzyme Information

3.4.21.64
Peptidase K.
based on mapping to UniProt P06873
Hydrolysis of keratin, and of other proteins with subtilisin-like specificity. Hydrolyzes peptide amides.
-!- From the mold Tritirachium album Limber. -!- Contains two disulfide bridges and one free Cys near the active site His. -!- Belongs to peptidase family S8. -!- Formerly EC 3.4.4.16 and EC 3.4.21.14.

UniProtKB Entries (1)

P06873
PRTK_PARAQ
Parengyodontium album
Proteinase K

PDB Structure

PDB 5KXV
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Atomic resolution structure of serine protease proteinase K at ambient temperature.
Masuda, T., Suzuki, M., Inoue, S., Song, C., Nakane, T., Nango, E., Tanaka, R., Tono, K., Joti, Y., Kameshima, T., Hatsui, T., Yabashi, M., Mikami, B., Nureki, O., Numata, K., Iwata, S., Sugahara, M.
Sci Rep