1rp3

X-ray diffraction
2.3Å resolution

Cocrystal structure of the flagellar sigma/anti-sigma complex, Sigma-28/FlgM

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-521429 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
RNA polymerase sigma-70 domain-containing protein Chains: A, C, E, G
Molecule details ›
Chains: A, C, E, G
Length: 239 amino acids
Theoretical weight: 27.74 KDa
Source organism: Aquifex aeolicus
Expression system: Escherichia coli
UniProt:
  • Canonical: O67268 (Residues: 1-236; Coverage: 100%)
Gene names: aq_1218, fliA
Sequence domains:
Structure domains:
Negative regulator of flagellin synthesis Chains: B, D, F, H
Molecule details ›
Chains: B, D, F, H
Length: 88 amino acids
Theoretical weight: 10.26 KDa
Source organism: Aquifex aeolicus
Expression system: Escherichia coli
UniProt:
  • Canonical: O66683 (Residues: 1-88; Coverage: 100%)
Gene names: aq_357a, flgM
Sequence domains: Anti-sigma-28 factor, FlgM
Structure domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P21
Unit cell:
a: 76.388Å b: 119.666Å c: 100.056Å
α: 90° β: 107° γ: 90°
R-values:
R R work R free
0.242 0.242 0.262
Expression system: Escherichia coli