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Crystal Structure of e.coli AspAT complexed with N-phosphopyridoxyl-L-glutamic acid

X-ray diffraction
2.4Å resolution
PDB entry 1x28 coloured by chain, front view.
PDB entry 1x28 coloured by chain, side view.
PDB entry 1x28 coloured by chain, top view.
Source organism: Escherichia coli
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: Aspartate aminotransferase
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Multimeric state: homo dimer
Accessible surface area: 28202.59 Å2
Buried surface area: 6510.0 Å2
Dissociation area: 3,255 Å2
Dissociation energy (ΔGdiss): 34.95 kcal/mol
Dissociation entropy (TΔSdiss): 14.66 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-132575

Macromolecules

Aspartate aminotransferase
Chains: A, B
Length: 396 amino acids
Theoretical weight: 43.62 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P00509 (Residues: 1-396; Coverage: 100%)
Gene names: JW0911, aspC, b0928
Pfam: Aminotransferase class I and II
InterPro:
CATH:
SCOP: AAT-like
Aspartate aminotransferase in PDB entry 1x28, assembly 1, front view.
Aspartate aminotransferase in PDB entry 1x28, assembly 1, side view.
Aspartate aminotransferase in PDB entry 1x28, assembly 1, top view.
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