› 3rqi

X-ray diffraction
1.7Å resolution

Crystal structure of a response regulator protein from Burkholderia pseudomallei with a phosphorylated aspartic acid, calcium ion and citrate

Released:
DOI: 10.2210/pdb3rqi/pdb
PDB entry 3rqi coloured by chain, front view.
PDB entry 3rqi coloured by chain, side view.
PDB entry 3rqi coloured by chain, top view.
Source organism: Burkholderia pseudomallei 1710b
Entry author: Seattle Structural Genomics Center for Infectious Disease (SSGCID)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-174696 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Response regulatory domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 184 amino acids
Theoretical weight: 20.17 KDa
Source organism: Burkholderia pseudomallei 1710b
Expression system: Escherichia coli
UniProt:
  • Canonical: Q3JXA5 (Residues: 1-180; Coverage: 100%)
Gene name: BURPS1710b_0384
Sequence domains:
Structure domains:

Ligands and Environments

4 bound ligands:
Ligand CA 1 x CA
Ligand CIT 1 x CIT
Ligand SO4 2 x SO4
Ligand GOL 1 x GOL
1 modified residue:
Ligand PHD 1 x PHD

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 5.0.1
Spacegroup: P3121
Unit cell:
a: 55.24Å b: 55.24Å c: 95.42Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.208 0.206 0.24
Expression system: Escherichia coli

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