› 2hqb

X-ray diffraction
2.7Å resolution

Crystal Structure of a Transcriptional Activator of comK gene from Bacillus halodurans

Released:
DOI: 10.2210/pdb2hqb/pdb
PDB entry 2hqb coloured by chain, front view.
PDB entry 2hqb coloured by chain, side view.
PDB entry 2hqb coloured by chain, top view.
Source organism: Alkalihalobacillus halodurans
Primary publication:
Crystal structure of a transcriptional activator of comK gene from Bacillus halodurans.
Xu QS, Ankoudinova I, Lou Y, Yokota H, Kim R, Kim SH
Proteins 69 409-14 (2007)
PMID: 17636568

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-191786 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
ABC transporter substrate-binding protein PnrA-like domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 296 amino acids
Theoretical weight: 32.9 KDa
Source organism: Alkalihalobacillus halodurans
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q9K8W3 (Residues: 1-290; Coverage: 100%)
Gene name: med
Sequence domains: ABC transporter substrate-binding protein PnrA-like
Structure domains: Rossmann fold

Ligands and Environments

No bound ligands
1 modified residue:
Ligand MSE 5 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 5.0.2
Spacegroup: P6522
Unit cell:
a: 90.117Å b: 90.117Å c: 242.826Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.241 0.237 0.28
Expression system: Escherichia coli BL21

Quick links

Citations

1 citations in other articles

Evidence for an ABC-type riboflavin transporter system in pathogenic spirochetes.
Deka et al. (2013)

1 mention without citation

An allosteric circuit in caspase-1.
Datta et al. (2008)