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1.9A Crystal Structure of the protein isdG from Staphylococcus aureus aureus, Structural genomics, MCSG

X-ray diffraction
1.9Å resolution
PDB entry 1xbw coloured by chain, front view.
PDB entry 1xbw coloured by chain, side view.
PDB entry 1xbw coloured by chain, top view.
Source organism: Staphylococcus aureus subsp. aureus MW2
Assembly composition:
homo dimer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Heme oxygenase (staphylobilin-producing) 1
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Multimeric state: homo dimer
Accessible surface area: 10318.82 Å2
Buried surface area: 3024.75 Å2
Dissociation area: 1,512.37 Å2
Dissociation energy (ΔGdiss): 18.19 kcal/mol
Dissociation entropy (TΔSdiss): 11.58 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-185686
Assembly 2
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Assembly Name: Heme oxygenase (staphylobilin-producing) 1
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Multimeric state: homo dimer
Accessible surface area: 10303.72 Å2
Buried surface area: 2995.58 Å2
Dissociation area: 1,497.79 Å2
Dissociation energy (ΔGdiss): 20.27 kcal/mol
Dissociation entropy (TΔSdiss): 11.5 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-185686

Macromolecules

Heme oxygenase (staphylobilin-producing) 1
Chains: A, B, C, D
Length: 109 amino acids
Theoretical weight: 12.8 KDa
Source organism: Staphylococcus aureus subsp. aureus MW2
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q8NX62 (Residues: 1-107; Coverage: 100%)
Gene names: MW1018, isdG
Pfam: Antibiotic biosynthesis monooxygenase
InterPro:
CATH: Alpha-Beta Plaits
SCOP: PG130-like
Heme oxygenase (staphylobilin-producing) 1 in PDB entry 1xbw, assembly 1, front view.
Heme oxygenase (staphylobilin-producing) 1 in PDB entry 1xbw, assembly 1, side view.
Heme oxygenase (staphylobilin-producing) 1 in PDB entry 1xbw, assembly 1, top view.
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