› 7sgn

X-ray diffraction
2.8Å resolution

Crystal structure of periplasmic domain of Helicobacter pylori FliL (residues 81 to 183) (crystal form A)

Released:
DOI: 10.2210/pdb7sgn/pdb
PDB entry 7sgn coloured by chain, front view.
PDB entry 7sgn coloured by chain, side view.
PDB entry 7sgn coloured by chain, top view.
Source organism: Helicobacter pylori
Primary publication:
The flagellar motor protein FliL forms a scaffold of circumferentially positioned rings required for stator activation.
Tachiyama S, Chan KL, Liu X, Hathroubi S, Peterson B, Khan MF, Ottemann KM, Liu J, Roujeinikova A
OpenAccess logo Proc Natl Acad Sci U S A 119 (2022)
PMID: 35046042

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-241583 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Flagellar protein FliL Chains: A, B, C, D, E, F, G, H, I, J, K, L
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J, K, L
Length: 113 amino acids
Theoretical weight: 12.68 KDa
Source organism: Helicobacter pylori
Expression system: Escherichia coli BL21(DE3)

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: AUSTRALIAN SYNCHROTRON BEAMLINE MX1
Spacegroup: P1
Unit cell:
a: 62.501Å b: 82.55Å c: 97.84Å
α: 67.72° β: 83.39° γ: 72.82°
R-values:
R R work R free
0.172 0.168 0.258
Expression system: Escherichia coli BL21(DE3)

Quick links

Citations

2 review citations

The Bacterial Flagellar Motor: Insights Into Torque Generation, Rotational Switching, and Mechanosensing.
Guo et al. (2022)
1 more