PDBe 4na8

X-ray diffraction
2.3Å resolution

Factor XIa in complex with the inhibitor 5-aminocarbonyl-2-[3-[(2s,4r)-6-carbamimidoyl-4-methyl-4-phenyl-2,3-dihydro-1h-quinolin-2-yl]phenyl]benzoic acid

Released:

Function and Biology Details

Reaction catalysed:
Selective cleavage of Arg-|-Ala and Arg-|-Val bonds in factor IX to form factor IXa.
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Coagulation factor XIa light chain Chain: A
Molecule details ›
Chain: A
Length: 244 amino acids
Theoretical weight: 27.7 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P03951 (Residues: 388-625; Coverage: 39%)
Gene name: F11
Sequence domains: Trypsin
Structure domains: Trypsin-like serine proteases

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU FR-E SUPERBRIGHT
Spacegroup: P3221
Unit cell:
a: 79.05Å b: 79.05Å c: 106.91Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.23 0.23 0.271
Expression system: Escherichia coli