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Crystal structure of octameric pore form of gamma-hemolysin from Staphylococcus aureus

X-ray diffraction
2.495Å resolution
PDB entry 3b07 coloured by chain, front view.
PDB entry 3b07 coloured by chain, side view.
PDB entry 3b07 coloured by chain, top view.
Source organism: Staphylococcus aureus subsp. aureus Mu50
Assembly composition:
hetero octamer (preferred)
Entry contents: 2 distinct polypeptide molecules

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Leukocidin/Hemolysin toxin domain-containing protein and Gamma-hemolysin component A
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Multimeric state: hetero octamer
Accessible surface area: 94845.54 Å2
Buried surface area: 36127.15 Å2
Dissociation area: 8,150.46 Å2
Dissociation energy (ΔGdiss): 53.22 kcal/mol
Dissociation entropy (TΔSdiss): 48.36 kcal/mol
Symmetry number: 4
PDBe Complex ID: PDB-CPX-101995

Macromolecules

Leukocidin/Hemolysin toxin domain-containing protein
Chains: A, C, E, G
Length: 309 amino acids
Theoretical weight: 35.26 KDa
Source organism: Staphylococcus aureus subsp. aureus Mu50
Expression system: Escherichia coli
UniProt:
  • Canonical: A0A0H3JX61 (Residues: 27-325; Coverage: 100%)
Gene names: SAV2421, hlgB
Pfam: Leukocidin/Hemolysin toxin family
InterPro:
CATH: Leukocidin/porin MspA
Leukocidin/Hemolysin toxin domain-containing protein in PDB entry 3b07, assembly 1, front view.
Leukocidin/Hemolysin toxin domain-containing protein in PDB entry 3b07, assembly 1, side view.
Leukocidin/Hemolysin toxin domain-containing protein in PDB entry 3b07, assembly 1, top view.
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Gamma-hemolysin component A
Chains: B, D, F, H
Length: 290 amino acids
Theoretical weight: 33.19 KDa
Source organism: Staphylococcus aureus subsp. aureus Mu50
Expression system: Escherichia coli
UniProt:
  • Canonical: P0A071 (Residues: 30-309; Coverage: 100%)
Gene names: SAV2419, hlg2, hlgA
Pfam: Leukocidin/Hemolysin toxin family
InterPro:
CATH: Leukocidin/porin MspA
Gamma-hemolysin component A in PDB entry 3b07, assembly 1, front view.
Gamma-hemolysin component A in PDB entry 3b07, assembly 1, side view.
Gamma-hemolysin component A in PDB entry 3b07, assembly 1, top view.
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