6rzp

X-ray diffraction
2.2Å resolution

Multicrystal structure of Proteinase K at room temperature using a multilayer monochromator.

Released:
Source organism: Parengyodontium album
Entry authors: Sandy J, Sandy E, Sanchez-Weatherby J, Mikolajek H

Function and Biology Details

Reaction catalysed:
Hydrolysis of keratin, and of other proteins with subtilisin-like specificity. Hydrolyzes peptide amides.
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Proteinase K Chain: A
Molecule details ›
Chain: A
Length: 279 amino acids
Theoretical weight: 28.96 KDa
Source organism: Parengyodontium album
Expression system: Parengyodontium album
UniProt:
  • Canonical: P06873 (Residues: 106-384; Coverage: 76%)
Gene name: PROK
Sequence domains: Subtilase family

Ligands and Environments


No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE VMXi
Spacegroup: P43212
Unit cell:
a: 68.368Å b: 68.368Å c: 103.978Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.111 0.106 0.161
Expression system: Parengyodontium album