4kt5

X-ray diffraction
2.7Å resolution

Structure of GrlR-GrlA complex

Released:

Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-181478 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
GrlR Chains: A, B
Molecule details ›
Chains: A, B
Length: 127 amino acids
Theoretical weight: 14.43 KDa
Source organism: Escherichia coli O157:H7
Expression system: Escherichia coli
UniProt:
  • Canonical: Q7DB61 (Residues: 1-123; Coverage: 100%)
Gene names: ECs_4578, grlR
Structure domains: T3SS negative regulator GrlR
GrlA Chain: C
Molecule details ›
Chain: C
Length: 137 amino acids
Theoretical weight: 16.25 KDa
Source organism: Escherichia coli O157:H7
Expression system: Escherichia coli
UniProt:
  • Canonical: Q7DB62 (Residues: 1-137; Coverage: 100%)
Gene names: ECs_4577, grlA
Sequence domains: CaiF/GrlA transcriptional regulator
Structure domains: Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain

Ligands and Environments

1 bound ligand:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: NSRRC BEAMLINE BL13B1
Spacegroup: C2221
Unit cell:
a: 83.188Å b: 121.212Å c: 84.831Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.185 0.179 0.239
Expression system: Escherichia coli