3m4w

X-ray diffraction
2.3Å resolution

Structural basis for the negative regulation of bacterial stress response by RseB

Released:
Source organism: Escherichia coli K-12

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
PDBe Complex ID:
PDB-CPX-142764 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Sigma-E factor regulatory protein RseB Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 295 amino acids
Theoretical weight: 33.33 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P0AFX9 (Residues: 24-318; Coverage: 100%)
Gene names: JW2555, b2571, rseB
Sequence domains:
Structure domains: Lipoprotein localisation LolA/LolB/LppX
Anti-sigma-E factor RseA Chains: E, F, G, H
Molecule details ›
Chains: E, F, G, H
Length: 96 amino acids
Theoretical weight: 10.72 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P0AFX7 (Residues: 121-216; Coverage: 44%)
Gene names: JW2556, b2572, mclA, rseA, yfiJ
Sequence domains: Anti sigma-E protein RseA, C-terminal domain
Structure domains: Single alpha-helices involved in coiled-coils or other helix-helix interfaces

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PAL/PLS BEAMLINE 4A
Spacegroup: P212121
Unit cell:
a: 87.097Å b: 119.513Å c: 150.866Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.239 0.239 0.272
Expression system: Escherichia coli BL21(DE3)