X-ray diffraction
1.99Å resolution

Structural Genomics; The crystal structure of the hypothetical membrane spanning protein from Bacillus cereus

Source organism: Bacillus cereus
Entry authors: Zhang R, Zhou M, Ginell S, Abdullah J, Collart F, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

Reaction catalysed:
2 ATP = 2 diphosphate + cyclic di-3',5'-adenylate
Biochemical function:
Cellular component:

Structure analysis Details

Assemblies composition:
homo trimer (preferred)
homo pentamer
homo hexamer
Entry contents:
1 distinct polypeptide molecule
Diadenylate cyclase Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 205 amino acids
Theoretical weight: 22.57 KDa
Source organism: Bacillus cereus
Expression system: Escherichia coli BL21
  • Canonical: Q812L9 (Residues: 1-201; Coverage: 100%)
Gene names: BC_4920, dacB
Sequence domains:
Structure domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: C2
Unit cell:
a: 109.614Å b: 109.609Å c: 77.484Å
α: 90° β: 90.07° γ: 90°
R R work R free
0.183 0.182 0.215
Expression system: Escherichia coli BL21