4xe4

X-ray diffraction
2.4Å resolution

Coagulation Factor XII protease domain crystal structure

Released:
Source organism: Homo sapiens

Function and Biology Details

Reaction catalysed:
Selective cleavage of Arg-|-Ile bonds in factor VII to form factor VIIa and factor XI to form factor XIa.
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-133243 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Coagulation factor XIIa light chain Chain: A
Molecule details ›
Chain: A
Length: 255 amino acids
Theoretical weight: 27.63 KDa
Source organism: Homo sapiens
Expression system: Drosophila melanogaster
UniProt:
  • Canonical: P00748 (Residues: 373-615; Coverage: 41%)
Gene name: F12
Sequence domains: Trypsin
Structure domains: Trypsin-like serine proteases

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG
1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I02
Spacegroup: P3221
Unit cell:
a: 137.06Å b: 137.06Å c: 37.011Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.222 0.218 0.295
Expression system: Drosophila melanogaster