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Crystal Structure of Bna3p, a Putative Kynurenine Aminotransferase from Saccharomyces cerevisiae

X-ray diffraction
2Å resolution
PDB entry 3b46 coloured by chain, front view.
PDB entry 3b46 coloured by chain, side view.
PDB entry 3b46 coloured by chain, top view.
Source organism: Saccharomyces cerevisiae
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: Probable kynurenine--oxoglutarate transaminase BNA3
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Multimeric state: homo dimer
Accessible surface area: 30777.57 Å2
Buried surface area: 5427.08 Å2
Dissociation area: 2,713.54 Å2
Dissociation energy (ΔGdiss): 34.58 kcal/mol
Dissociation entropy (TΔSdiss): 14.73 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-155579

Macromolecules

Probable kynurenine--oxoglutarate transaminase BNA3
Chains: A, B
Length: 447 amino acids
Theoretical weight: 50.63 KDa
Source organism: Saccharomyces cerevisiae
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P47039 (Residues: 1-444; Coverage: 100%)
Gene names: BNA3, J1138, YJL060W
Pfam: Aminotransferase class I and II
InterPro:
CATH:
Probable kynurenine--oxoglutarate transaminase BNA3 in PDB entry 3b46, assembly 1, front view.
Probable kynurenine--oxoglutarate transaminase BNA3 in PDB entry 3b46, assembly 1, side view.
Probable kynurenine--oxoglutarate transaminase BNA3 in PDB entry 3b46, assembly 1, top view.
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