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Surface-layer (S-layer) RsaA protein from Caulobacter crescentus bound to strontium and iodide

X-ray diffraction
2.1Å resolution
PDB entry 6p5t coloured by chain, front view.
PDB entry 6p5t coloured by chain, side view.
PDB entry 6p5t coloured by chain, top view.
Source organism: Caulobacter vibrioides
Assembly composition:
homo hexamer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: S-layer protein
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Multimeric state: homo hexamer
Accessible surface area: 172152.08 Å2
Buried surface area: 46575.84 Å2
Dissociation area: 2,267.54 Å2
Dissociation energy (ΔGdiss): -30.06 kcal/mol
Dissociation entropy (TΔSdiss): 81.93 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-153038

Macromolecules

S-layer protein
Chains: A, B, C, D, E, F
Length: 814 amino acids
Theoretical weight: 76.74 KDa
Source organism: Caulobacter vibrioides
Expression system: Escherichia coli
UniProt:
  • Canonical: P35828 (Residues: 223-1026; Coverage: 78%)
Gene names: CC_1007, rsaA
Pfam: RTX calcium-binding nonapeptide repeat (4 copies)
InterPro:
S-layer protein in PDB entry 6p5t, assembly 1, front view.
S-layer protein in PDB entry 6p5t, assembly 1, side view.
S-layer protein in PDB entry 6p5t, assembly 1, top view.
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