4lq8

X-ray diffraction
2.2Å resolution

Rickettsia rickettsii cell surface antigen 4 (sca4) head domain (residues 21-360)

Released:

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-109121 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Antigenic heat-stable 120 kDa protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 340 amino acids
Theoretical weight: 37.67 KDa
Source organism: Rickettsia rickettsii
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: B0BXR4 (Residues: 21-360; Coverage: 33%)
Gene name: RrIowa_0797
Sequence domains: 120 KDa Rickettsia surface antigen

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL12-2
Spacegroup: P65
Unit cell:
a: 98.152Å b: 98.152Å c: 155.526Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.18 0.178 0.214
Expression system: Escherichia coli BL21(DE3)