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Native crystal structure of ergothioneine degrading enzyme Ergothionase from Treponema denticola

X-ray diffraction
2.2Å resolution
PDB entry 6s7j coloured by chain, front view.
PDB entry 6s7j coloured by chain, side view.
PDB entry 6s7j coloured by chain, top view.
Source organism: Treponema denticola SP33
Assembly composition:
homo tetramer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Phenylalanine and histidine ammonia-lyase
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Multimeric state: homo tetramer
Accessible surface area: 55022.95 Å2
Buried surface area: 27744.2 Å2
Dissociation area: 6,855.01 Å2
Dissociation energy (ΔGdiss): 92.98 kcal/mol
Dissociation entropy (TΔSdiss): 17.34 kcal/mol
Symmetry number: 4
PDBe Complex ID: PDB-CPX-125972
Assembly 2
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Assembly Name: Phenylalanine and histidine ammonia-lyase
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Multimeric state: homo tetramer
Accessible surface area: 55208.94 Å2
Buried surface area: 27909.08 Å2
Dissociation area: 6,873.12 Å2
Dissociation energy (ΔGdiss): 87.76 kcal/mol
Dissociation entropy (TΔSdiss): 17.34 kcal/mol
Symmetry number: 4
PDBe Complex ID: PDB-CPX-125972

Macromolecules

Phenylalanine and histidine ammonia-lyase
Chains: A, B, C, D, E, F, G, H
Length: 497 amino acids
Theoretical weight: 55.7 KDa
Source organism: Treponema denticola SP33
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: M2BPW8 (Residues: 2-498; Coverage: 100%)
Gene name: HMPREF9733_00339
Pfam: Aromatic amino acid lyase
InterPro:
Phenylalanine and histidine ammonia-lyase in PDB entry 6s7j, assembly 1, front view.
Phenylalanine and histidine ammonia-lyase in PDB entry 6s7j, assembly 1, side view.
Phenylalanine and histidine ammonia-lyase in PDB entry 6s7j, assembly 1, top view.
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