X-ray diffraction
1.97Å resolution

E. coli Catabolite Activator Protein with Cobalt and Sulfate Ligands

Source organism: Escherichia coli K-12
Primary publication:
Structure of catabolite activator protein with cobalt(II) and sulfate.
OpenAccess logo Acta Crystallogr F Struct Biol Commun 70 560-3 (2014)
PMID: 24817710

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
cAMP-activated global transcriptional regulator CRP Chains: A, B
Molecule details ›
Chains: A, B
Length: 209 amino acids
Theoretical weight: 23.54 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
  • Canonical: P0ACJ8 (Residues: 2-210; Coverage: 100%)
Gene names: JW5702, b3357, cap, crp, csm
Sequence domains:
Structure domains:

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X8C
Spacegroup: P21212
Unit cell:
a: 104.143Å b: 108.452Å c: 44.32Å
α: 90° β: 90° γ: 90°
R R work R free
0.198 0.196 0.23
Expression system: Escherichia coli