› 6ubv

X-ray diffraction
2.7Å resolution

The structure of the Streptococcus gordonii surface protein SspB in complex with TEV peptide provides clues to the adherence of oral streptococcal adherence to salivary agglutinin

Released:
DOI: 10.2210/pdb6ubv/pdb
PDB entry 6ubv coloured by chain, front view.
PDB entry 6ubv coloured by chain, side view.
PDB entry 6ubv coloured by chain, top view.
Source organism: Streptococcus mutans
Entry authors: Schormann N, Deivanayagam C

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-145891 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Major cell-surface adhesin PAc Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 425 amino acids
Theoretical weight: 46.72 KDa
Source organism: Streptococcus mutans
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P11657 (Residues: 446-848; Coverage: 26%)
Gene name: pac
Sequence domains:

Ligands and Environments

5 bound ligands:
Ligand CA 4 x CA
Ligand SNZ 4 x SNZ
Ligand NA 3 x NA
Ligand SO4 2 x SO4
Ligand EDO 3 x EDO
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU R-AXIS IV
Spacegroup: P212121
Unit cell:
a: 65.81Å b: 132.697Å c: 243.819Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.209 0.206 0.25
Expression system: Escherichia coli BL21(DE3)

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