4z9i

X-ray diffraction
1.57Å resolution

Asp-TarS from E. coli

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-139350 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Methyl-accepting chemotaxis protein II Chains: A, B
Molecule details ›
Chains: A, B
Length: 196 amino acids
Theoretical weight: 22.28 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P07017 (Residues: 26-193; Coverage: 30%)
Gene names: JW1875, b1886, cheM, tar
Sequence domains: Tar ligand binding domain homologue
Structure domains: Aspartate receptor, ligand-binding domain

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE BL-5A
Spacegroup: C2
Unit cell:
a: 81.46Å b: 59.51Å c: 79.38Å
α: 90° β: 95.02° γ: 90°
R-values:
R R work R free
0.168 0.166 0.198
Expression system: Escherichia coli