› 5i4j

X-ray diffraction
2.39Å resolution

Dps4 from Nostoc punctiforme in complex with Zn ions

Released:
DOI: 10.2210/pdb5i4j/pdb
PDB 5i4j coloured by chain and viewed from the front.
PDB 5i4j coloured by chain and viewed from the side.
PDB 5i4j coloured by chain and viewed from the top.
Source organism: Nostoc punctiforme
Entry authors: Howe C, Moparthi VK, Persson K, Stensjo K

Function and Biology Details

Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
homo dodecamer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Ferritin/DPS protein domain-containing protein Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 177 amino acids
Theoretical weight: 20.01 KDa
Source organism: Nostoc punctiforme
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: B2J981 (Residues: 6-182; Coverage: 96%)
Gene name: Npun_R5799
Sequence domains: Ferritin-like domain
Structure domains: Ferritin

Ligands and Environments

2 bound ligands:
Ligand ZN 4 x ZN
Ligand EPE 1 x EPE
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID29
Spacegroup: P63
Unit cell:
a: 100.92Å b: 100.92Å c: 144.27Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.171 0.169 0.214
Expression system: Escherichia coli BL21(DE3)

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