1jiw

X-ray diffraction
1.74Å resolution

Crystal structure of the APR-APRin complex

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-169816 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Serralysin Chain: P
Molecule details ›
Chain: P
Length: 470 amino acids
Theoretical weight: 49.53 KDa
Source organism: Pseudomonas aeruginosa
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q03023 (Residues: 10-479; Coverage: 98%)
Gene names: PA1249, aprA
Sequence domains:
Structure domains:
Proteinase inhibitor Chain: I
Molecule details ›
Chain: I
Length: 106 amino acids
Theoretical weight: 11.4 KDa
Source organism: Pseudomonas aeruginosa
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q03026 (Residues: 26-131; Coverage: 100%)
Gene names: PA1250, aprI, inh
Sequence domains: Protease inhibitor Inh
Structure domains: Lipocalin

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE BM1A
Spacegroup: P21212
Unit cell:
a: 75.627Å b: 118.432Å c: 91.995Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.185 0.184 0.204
Expression system: Escherichia coli BL21(DE3)