PDBe 1udr

X-ray diffraction
1.9Å resolution

CHEY MUTANT WITH LYS 91 REPLACED BY ASP, LYS 92 REPLACED BY ALA, ILE 96 REPLACED BY LYS AND ALA 98 REPLACED BY LEU (STABILIZING MUTATIONS IN HELIX 4)

Released:

Function and Biology Details

Biochemical function:
Cellular component:

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Chemotaxis protein CheY Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 129 amino acids
Theoretical weight: 14.18 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P0AE67 (Residues: 1-129; Coverage: 100%)
Gene names: JW1871, b1882, cheY
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
Spacegroup: P21
Unit cell:
a: 53.85Å b: 109.76Å c: 54Å
α: 90° β: 111.09° γ: 90°
R-values:
R R work R free
0.189 0.189 not available
Expression system: Escherichia coli