X-ray diffraction
2.5Å resolution


Source organism: Haemophilus influenzae
Entry authors: Bonander N, Tordova M, Ladner JE, Eisenstein E, Gilliland GL, Structure 2 Function Project (S2F)

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Oligoribonuclease Chain: A
Molecule details ›
Chain: A
Length: 184 amino acids
Theoretical weight: 21.69 KDa
Source organism: Haemophilus influenzae
  • Canonical: P45340 (Residues: 1-182; Coverage: 100%)
Gene names: HI_1715, orn
Sequence domains: Exonuclease
Structure domains: Ribonuclease H-like superfamily/Ribonuclease H

Ligands and Environments

1 bound ligand:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 17-ID
Spacegroup: P4122
Unit cell:
a: 55.11Å b: 55.11Å c: 144.43Å
α: 90° β: 90° γ: 90°
R R work R free
0.192 not available 0.299