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The Crystal Structure of a Dihydroorotase from Staphylococcus aureus

X-ray diffraction
2Å resolution
PDB entry 3gri coloured by chain, front view.
PDB entry 3gri coloured by chain, side view.
PDB entry 3gri coloured by chain, top view.
Source organism: Staphylococcus aureus subsp. aureus MW2
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1
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Assembly Name: Dihydroorotase
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Multimeric state: monomeric
Accessible surface area: 16595.04 Å2
Buried surface area: 532.52 Å2
Dissociation area: 30.63 Å2
Dissociation energy (ΔGdiss): 5.05 kcal/mol
Dissociation entropy (TΔSdiss): 0.04 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-159178
Assembly 2 (preferred)
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Assembly Name: Dihydroorotase
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Multimeric state: monomeric
Accessible surface area: 16643.63 Å2
Buried surface area: 407.58 Å2
Dissociation area: 38.23 Å2
Dissociation energy (ΔGdiss): 7.82 kcal/mol
Dissociation entropy (TΔSdiss): 0.04 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-159178

Macromolecules

Dihydroorotase
Chains: A, B
Length: 424 amino acids
Theoretical weight: 46.85 KDa
Source organism: Staphylococcus aureus subsp. aureus MW2
Expression system: Escherichia coli
UniProt:
  • Canonical: P65907 (Residues: 1-424; Coverage: 100%)
Gene names: MW1084, pyrC
Pfam: Amidohydrolase family
InterPro:
CATH:
Dihydroorotase in PDB entry 3gri, assembly 2, front view.
Dihydroorotase in PDB entry 3gri, assembly 2, side view.
Dihydroorotase in PDB entry 3gri, assembly 2, top view.
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