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Crystal structure of alanine racemase from E.faecalis

X-ray diffraction
2.5Å resolution
PDB entry 3e5p coloured by chain, front view.
PDB entry 3e5p coloured by chain, side view.
PDB entry 3e5p coloured by chain, top view.
Source organism: Enterococcus faecalis
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: Alanine racemase
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Multimeric state: homo dimer
Accessible surface area: 26668.78 Å2
Buried surface area: 9258.55 Å2
Dissociation area: 3,539.59 Å2
Dissociation energy (ΔGdiss): 9.42 kcal/mol
Dissociation entropy (TΔSdiss): 14.89 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-182840
Assembly 2
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Assembly Name: Alanine racemase
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Multimeric state: homo dimer
Accessible surface area: 26694.11 Å2
Buried surface area: 7859.72 Å2
Dissociation area: 3,236.74 Å2
Dissociation energy (ΔGdiss): 22.59 kcal/mol
Dissociation entropy (TΔSdiss): 14.81 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-182840

Macromolecules

Alanine racemase
Chains: A, B, C
Length: 371 amino acids
Theoretical weight: 41.03 KDa
Source organism: Enterococcus faecalis
Expression system: Escherichia coli
UniProt:
  • Canonical: Q837J0 (Residues: 1-371; Coverage: 100%)
Gene names: EF_0849, alr
Pfam:
InterPro:
CATH:
Alanine racemase in PDB entry 3e5p, assembly 1, front view.
Alanine racemase in PDB entry 3e5p, assembly 1, side view.
Alanine racemase in PDB entry 3e5p, assembly 1, top view.
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