PDBsum entry 4b5l

Hydrolase

PDB id: 4b5l

Contents

Protein chain

279 a.a.

Metals

_CA

Waters ×134

PDB id:

4b5l

Name:

Hydrolase

Title:

The 1.6 a high energy room temperature structure of proteinase k at 38.4 kev and 0.04 mgy

Structure:

Proteinase k. Chain: a. Synonym: endopeptidase k, tritirachium alkaline proteinase. Ec: 3.4.21.64

Source:

Engyodontium album. Organism_taxid: 37998

Resolution:

1.60Å R-factor: 0.160 R-free: 0.184

Authors:

J.Jakoncic

Key ref:

J.Jakoncic et al. High energy macromolecular crystallography enables da collection at room temperature. To be published, .

Date:

05-Aug-12 Release date: 15-Aug-12

Protein chain

P06873  (PRTK_PARAQ) -  Proteinase K from Parengyodontium album

Seq: 384 a.a.

Struc: 279 a.a.*

* PDB and UniProt seqs differ at 1 residue position (black cross)

Enzyme reactions

• Enzyme class: E.C.3.4.21.64 - peptidase K.
• Reaction: Hydrolysis of keratin and of other proteins, with subtilisin-like specificity. Hydrolyzes peptides amides.