› 1ji4

X-ray diffraction
2.52Å resolution

NAP protein from helicobacter pylori

Released:
DOI: 10.2210/pdb1ji4/pdb
PDB entry 1ji4 coloured by chain, front view.
PDB entry 1ji4 coloured by chain, side view.
PDB entry 1ji4 coloured by chain, top view.
Source organism: Helicobacter pylori
Primary publication:
Structure of the neutrophil-activating protein from Helicobacter pylori.
Zanotti G, Papinutto E, Dundon W, Battistutta R, Seveso M, Giudice G, Rappuoli R, Montecucco C
J Mol Biol 323 125-30 (2002)
PMID: 12368104

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo dodecamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-155025 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
DNA protection during starvation protein Chains: A, B, C, D, E, F, G, H, I, J, K, L
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J, K, L
Length: 144 amino acids
Theoretical weight: 16.96 KDa
Source organism: Helicobacter pylori
Expression system: Bacillus subtilis
UniProt:
  • Canonical: P43313 (Residues: 1-144; Coverage: 100%)
Gene names: HP_0243, dps, napA
Sequence domains: Ferritin-like domain
Structure domains: Ferritin

Ligands and Environments

3 bound ligands:
Ligand FE 12 x FE
Ligand UNX 12 x UNX
Ligand MPD 12 x MPD
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ELETTRA BEAMLINE 5.2R
Spacegroup: P21
Unit cell:
a: 88.778Å b: 133.225Å c: 95.228Å
α: 90° β: 93.99° γ: 90°
R-values:
R R work R free
0.215 0.215 0.224
Expression system: Bacillus subtilis

Quick links

Citations

22 review citations

The diverse antioxidant systems of Helicobacter pylori.
Wang et al. (2006)
21 more

6 mentions without citation

Clinical proteomics identifies potential biomarkers in Helicobacter pylori for gastrointestinal diseases.
Huang et al. (2014)
5 more