6fjs

X-ray diffraction
1.9Å resolution

Proteinase~K SIRAS phased structure of room-temperature, serially collected synchrotron data

Released:
Source organism: Parengyodontium album
Primary publication:
OpenAccess logo IUCrJ 5 524-530 (2018)
PMID: 30224955

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: 28.93 KDa
Source organism: Parengyodontium album
UniProt:
  • Canonical: P06873 (Residues: 106-384; Coverage: 76%)
Gene name: PROK
Sequence domains: Subtilase family

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PETRA III, DESY BEAMLINE P11
Spacegroup: P43212
Unit cell:
a: 67.55Å b: 67.55Å c: 107.4Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.144 0.142 0.171