1ox9

X-ray diffraction
2.9Å resolution

Crystal structure of SspB-ssrA complex

Released:

Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
PDBe Complex ID:
PDB-CPX-142772 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Stringent starvation protein B Chains: A, B, C, D, E, F, G, H
Molecule details ›
Chains: A, B, C, D, E, F, G, H
Length: 108 amino acids
Theoretical weight: 12.02 KDa
Source organism: Escherichia coli O157:H7
Expression system: Escherichia coli
UniProt:
  • Canonical: P0AFZ3 (Residues: 4-111; Coverage: 66%)
Gene names: JW3197, b3228, sspB
Sequence domains: Stringent starvation protein B
Structure domains: SspB-like
ssrA Chains: I, J, K, L, M, N, O, P
Molecule details ›
Chains: I, J, K, L, M, N, O, P
Length: 8 amino acids
Theoretical weight: 867 Da
Source organism: Escherichia coli O157:H7
Expression system: Not provided

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: CHESS BEAMLINE A1
Spacegroup: P21
Unit cell:
a: 81.513Å b: 81.524Å c: 131.773Å
α: 90° β: 92.83° γ: 90°
R-values:
R R work R free
0.245 0.243 0.297
Expression systems:
  • Escherichia coli
  • Not provided