› 2yw7

X-ray diffraction
3.3Å resolution

Crystal structure of C-terminal deletion mutant of Mycobacterium smegmatis Dps

Released:
DOI: 10.2210/pdb2yw7/pdb
PDB entry 2yw7 coloured by chain, front view.
PDB entry 2yw7 coloured by chain, side view.
PDB entry 2yw7 coloured by chain, top view.
Source organism: Mycolicibacterium smegmatis
Primary publication:
Role of N and C-terminal tails in DNA binding and assembly in Dps: structural studies of Mycobacterium smegmatis Dps deletion mutants.
Roy S, Saraswathi R, Gupta S, Sekar K, Chatterji D, Vijayan M
J Mol Biol 370 752-67 (2007)
PMID: 17543333

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo decamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-143017 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
DNA protection during starvation protein Chains: A, B, C, D, E, F, G, H, I, J
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J
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

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: P21
Unit cell:
a: 96.516Å b: 83.94Å c: 111.911Å
α: 90° β: 105.89° γ: 90°
R-values:
R R work R free
0.224 0.222 0.259
Expression system: Escherichia coli BL21(DE3)

Quick links

Citations

5 review citations

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