1bc5

X-ray diffraction
2.2Å resolution

CHEMOTAXIS RECEPTOR RECOGNITION BY PROTEIN METHYLTRANSFERASE CHER

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Chemotaxis protein methyltransferase Chain: A
Molecule details ›
Chain: A
Length: 269 amino acids
Theoretical weight: 30.99 KDa
Source organism: Salmonella enterica subsp. enterica serovar Typhimurium
Expression system: Escherichia coli
UniProt:
  • Canonical: P07801 (Residues: 16-284; Coverage: 93%)
Gene names: STM1918, cheR
Sequence domains: CheR methyltransferase, SAM binding domain
Structure domains:
CHEMOTAXIS RECEPTOR Chain: T
Molecule details ›
Chain: T
Length: 6 amino acids
Theoretical weight: 722 Da
Source organism: Unidentified
Expression system: Not provided

Ligands and Environments


Cofactor: Ligand SAH 1 x SAH
1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RUH2R
Spacegroup: P212121
Unit cell:
a: 65.91Å b: 70.58Å c: 72.79Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.204 0.204 0.288
Expression systems:
  • Escherichia coli
  • Not provided