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CRYSTAL STRUCTURE OF AN AMINOTRANSFERASE FROM ESCHERICHIA COLI AT 2. 11 ANGSTROEM RESOLUTION

X-ray diffraction
2.11Å resolution
PDB entry 4cvq coloured by chain, front view.
PDB entry 4cvq coloured by chain, side view.
PDB entry 4cvq coloured by chain, top view.
Source organism: Escherichia coli K-12
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: Glutamate-pyruvate aminotransferase AlaA
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Multimeric state: homo dimer
Accessible surface area: 27998.87 Å2
Buried surface area: 7838.86 Å2
Dissociation area: 3,230.53 Å2
Dissociation energy (ΔGdiss): 43.88 kcal/mol
Dissociation entropy (TΔSdiss): 14.74 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-141816

Macromolecules

Glutamate-pyruvate aminotransferase AlaA
Chains: A, B
Length: 431 amino acids
Theoretical weight: 48.7 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P0A959 (Residues: 1-405; Coverage: 100%)
Gene names: JW2287, alaA, b2290, yfbQ
Pfam: Aminotransferase class I and II
InterPro:
CATH:
Glutamate-pyruvate aminotransferase AlaA in PDB entry 4cvq, assembly 1, front view.
Glutamate-pyruvate aminotransferase AlaA in PDB entry 4cvq, assembly 1, side view.
Glutamate-pyruvate aminotransferase AlaA in PDB entry 4cvq, assembly 1, top view.
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