› 1veq

X-ray diffraction
3.98Å resolution

Mycobacterium smegmatis Dps Hexagonal form

Released:
DOI: 10.2210/pdb1veq/pdb
PDB entry 1veq coloured by chain, front view.
PDB entry 1veq coloured by chain, side view.
PDB entry 1veq coloured by chain, top view.
Source organism: Mycolicibacterium smegmatis
Primary publication:
X-ray analysis of Mycobacterium smegmatis Dps and a comparative study involving other Dps and Dps-like molecules.
Roy S, Gupta S, Das S, Sekar K, Chatterji D, Vijayan M
J Mol Biol 339 1103-13 (2004)
PMID: 15178251

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-143018 (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: 183 amino acids
Theoretical weight: 20.3 KDa
Source organism: Mycolicibacterium smegmatis
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P0C558 (Residues: 1-183; Coverage: 100%)
Gene name: dps
Sequence domains: Ferritin-like domain
Structure domains: Ferritin

Ligands and Environments

1 bound ligand:
Ligand FE 12 x FE
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: P63
Unit cell:
a: 194.667Å b: 194.667Å c: 120.612Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.202 0.202 0.248
Expression system: Escherichia coli BL21(DE3)

Quick links

Citations

4 review citations

Dps-like proteins: structural and functional insights into a versatile protein family.
Haikarainen et al. (2010)
3 more

3 mentions without citation

The pupylation machinery is involved in iron homeostasis by targeting the iron storage protein ferritin.
Küberl et al. (2016)
2 more