X-ray diffraction
2.5Å resolution

Crystal structure of a putative anti-sigma factor (BDI_1681) from Parabacteroides distasonis ATCC 8503 at 2.50 A resolution

Entry author: Joint Center for Structural Genomics (JCSG)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Conserved hypothetical protein, putative anti-sigma factor Chains: A, B
Molecule details ›
Chains: A, B
Length: 232 amino acids
Theoretical weight: 26.76 KDa
Source organism: Parabacteroides distasonis ATCC 8503
Expression system: Escherichia coli
  • Canonical: A6LCL9 (Residues: 106-337; Coverage: 69%)
Gene name: BDI_1681
Sequence domains:
Structure domains:

Ligands and Environments

2 bound ligands:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: P41212
Unit cell:
a: 92.56Å b: 92.56Å c: 131.9Å
α: 90° β: 90° γ: 90°
R R work R free
0.192 0.19 0.222
Expression system: Escherichia coli