› 3eqz

X-ray diffraction
2.15Å resolution

Crystal structure of a response regulator from Colwellia psychrerythraea

Released:
DOI: 10.2210/pdb3eqz/pdb
PDB entry 3eqz coloured by chain, front view.
PDB entry 3eqz coloured by chain, side view.
PDB entry 3eqz coloured by chain, top view.
Source organism: Colwellia psychrerythraea 34H
Entry authors: Bonanno JB, Gilmore M, Bain KT, Iizuka M, Romero R, 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

Assemblies composition:
homo tetramer
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-175348 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Response regulator Chains: A, B
Molecule details ›
Chains: A, B
Length: 135 amino acids
Theoretical weight: 15.06 KDa
Source organism: Colwellia psychrerythraea 34H
Expression system: Escherichia coli
UniProt:
  • Canonical: Q483U6 (Residues: 3-126; Coverage: 31%)
Gene name: CPS_1940
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: CLSI BEAMLINE 08ID-1
Spacegroup: P3121
Unit cell:
a: 55.573Å b: 55.573Å c: 173.313Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.215 0.213 0.25
Expression system: Escherichia coli

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