PDBsum entry 4fon

Hydrolase

PDB id: 4fon

Contents

Protein chain

279 a.a.

Ligands

__O ×5

EDO ×2

SO4 ×2

Metals

_CA

_TE

Waters ×428

PDB id:

4fon

Name:

Hydrolase

Title:

High energy remote sad structure solution of proteinase k from the 37.8 kev tellurium k edge

Structure:

Proteinase k. Chain: a. Fragment: unp residues 106-384. Synonym: endopeptidase k, tritirachium alkaline proteinase. Ec: 3.4.21.64

Source:

Engyodontium album. Tritirachium album. Organism_taxid: 37998

Resolution:

1.05Å R-factor: 0.113 R-free: 0.131

Authors:

J.Jakoncic

Key ref:

V.Honkimaki et al. Macromolecular crystallography at high(er) energy. To be published, .

Date:

20-Jun-12 Release date: 22-Aug-12

Protein chain

P06873  (PRTK_PARAQ) -  Proteinase K from Parengyodontium album

Seq: 384 a.a.

Struc: 284 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.