› 2qr3

X-ray diffraction
1.8Å resolution

Crystal structure of the N-terminal signal receiver domain of two-component system response regulator from Bacteroides fragilis

Released:
DOI: 10.2210/pdb2qr3/pdb
PDB entry 2qr3 coloured by chain, front view.
PDB entry 2qr3 coloured by chain, side view.
PDB entry 2qr3 coloured by chain, top view.
Source organism: Bacteroides fragilis YCH46
Entry authors: Bonanno JB, Freeman J, Bain KT, Mendoza M, Romero R, Fong R, Smith D, Wasserman S, Sauder JM, Burley SK, Almo SC, New York SGX Research Center for Structural Genomics (NYSGXRC)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-179166 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Two-component system response regulator Chain: A
Molecule details ›
Chain: A
Length: 140 amino acids
Theoretical weight: 15.65 KDa
Source organism: Bacteroides fragilis YCH46
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q64UD2 (Residues: 2-130; Coverage: 29%)
Gene name: BF2150
Sequence domains: Response regulator receiver domain
Structure domains: Rossmann fold

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 31-ID
Spacegroup: P3121
Unit cell:
a: 56.044Å b: 56.044Å c: 73.622Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.204 0.202 0.234
Expression system: Escherichia coli BL21(DE3)

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