› 2duy

X-ray diffraction
1.75Å resolution

Crystal structure of competence protein ComEA-related protein from Thermus thermophilus HB8

Released:
DOI: 10.2210/pdb2duy/pdb
PDB entry 2duy coloured by chain, front view.
PDB entry 2duy coloured by chain, side view.
PDB entry 2duy coloured by chain, top view.
Source organism: Thermus thermophilus HB8
Entry authors: Niwa H, Shimada A, Chen L, Liu Z-J, Wang B-C, Ebihara A, Yokoyama S, RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Function and Biology Details

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

Structure analysis Details

Assemblies composition:
monomeric (preferred)
homo dimer
Assembly name:
PDBe Complex ID:
PDB-CPX-177823 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Helix-hairpin-helix DNA-binding motif class 1 domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 75 amino acids
Theoretical weight: 8.29 KDa
Source organism: Thermus thermophilus HB8
Expression system: Escherichia coli
UniProt:
  • Canonical: Q5SGW3 (Residues: 1-75; Coverage: 100%)
Gene name: TTHA1967
Sequence domains: Helix-hairpin-helix motif
Structure domains: Photosystem II 12 kDa extrinsic protein

Ligands and Environments

1 bound ligand:
Ligand CL 1 x CL
1 modified residue:
Ligand MSE 2 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-ID, SPRING-8 BEAMLINE BL26B2
Spacegroup: P43212
Unit cell:
a: 42.635Å b: 42.635Å c: 53.756Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.193 0.188 0.218
Expression system: Escherichia coli

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