› 2hsg

X-ray diffraction
2.5Å resolution

Structure of transcription regulator CcpA in its DNA-free state

Released:
DOI: 10.2210/pdb2hsg/pdb
PDB entry 2hsg coloured by chain, front view.
PDB entry 2hsg coloured by chain, side view.
PDB entry 2hsg coloured by chain, top view.
Source organism: Priestia megaterium
Primary publication:
Structure of full-length transcription regulator CcpA in the apo form.
Loll B, Saenger W, Biesiadka J
Biochim Biophys Acta 1774 732-6 (2007)
PMID: 17500051

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-155514 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Catabolite control protein A Chain: A
Molecule details ›
Chain: A
Length: 332 amino acids
Theoretical weight: 36.69 KDa
Source organism: Priestia megaterium
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: P46828 (Residues: 1-332; Coverage: 100%)
Gene name: ccpA
Sequence domains:
Structure domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: EMBL/DESY, HAMBURG BEAMLINE X11
Spacegroup: P6122
Unit cell:
a: 74.464Å b: 74.464Å c: 238.923Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.275 0.271 0.337
Expression system: Escherichia coli BL21

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Citations

3 review citations

The mechanisms of carbon catabolite repression in bacteria.
Deutscher J. (2008)
2 more