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Crystal structure of glycosyltrehalose trehalohydrolase (D252S) complexed with maltotriosyltrehalose

X-ray diffraction
2.3Å resolution
PDB entry 3vgf coloured by chain, front view.
PDB entry 3vgf coloured by chain, side view.
PDB entry 3vgf coloured by chain, top view.
Source organism: Saccharolobus solfataricus
Assemblies composition:
monomeric (preferred)
homo dimer
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Malto-oligosyltrehalose trehalohydrolase
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Multimeric state: monomeric
Accessible surface area: 21165.87 Å2
Buried surface area: 3055.16 Å2
Dissociation area: 207.74 Å2
Dissociation energy (ΔGdiss): -1.87 kcal/mol
Dissociation entropy (TΔSdiss): 2.76 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-176266
Assembly 2
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Assembly Name: Malto-oligosyltrehalose trehalohydrolase
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Multimeric state: homo dimer
Accessible surface area: 40402.52 Å2
Buried surface area: 8054.66 Å2
Dissociation area: 972.39 Å2
Dissociation energy (ΔGdiss): -0.72 kcal/mol
Dissociation entropy (TΔSdiss): 14.9 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-176267

Macromolecules

Malto-oligosyltrehalose trehalohydrolase
Chain: A
Length: 558 amino acids
Theoretical weight: 64.71 KDa
Source organism: Saccharolobus solfataricus
Expression system: Cyberlindnera jadinii
UniProt:
  • Canonical: Q55088 (Residues: 2-559; Coverage: 100%)
Gene name: treZ
Pfam:
InterPro:
CATH:
Malto-oligosyltrehalose trehalohydrolase in PDB entry 3vgf, assembly 1, front view.
Malto-oligosyltrehalose trehalohydrolase in PDB entry 3vgf, assembly 1, side view.
Malto-oligosyltrehalose trehalohydrolase in PDB entry 3vgf, assembly 1, top view.
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