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Crystal structure of 2-O-alpha-glucosylglycerol phosphorylase in complex with isofagomine and glycerol

X-ray diffraction
2.3Å resolution
PDB entry 4ktr coloured by chain, front view.
PDB entry 4ktr coloured by chain, side view.
PDB entry 4ktr coloured by chain, top view.
Source organism: [Bacillus] selenitireducens MLS10
Assembly composition:
homo dimer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1
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Assembly Name: 1,2-alpha-glucosylglycerol phosphorylase
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Multimeric state: homo dimer
Accessible surface area: 52361.75 Å2
Buried surface area: 9838.96 Å2
Dissociation area: 1,456.12 Å2
Dissociation energy (ΔGdiss): 2.91 kcal/mol
Dissociation entropy (TΔSdiss): 15.58 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-112830
Assembly 2 (preferred)
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Assembly Name: 1,2-alpha-glucosylglycerol phosphorylase
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Multimeric state: homo dimer
Accessible surface area: 52357.69 Å2
Buried surface area: 10160.61 Å2
Dissociation area: 1,518.83 Å2
Dissociation energy (ΔGdiss): 0.9 kcal/mol
Dissociation entropy (TΔSdiss): 15.6 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-112830
Assembly 3
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Assembly Name: 1,2-alpha-glucosylglycerol phosphorylase
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Multimeric state: homo dimer
Accessible surface area: 52553.84 Å2
Buried surface area: 7785.72 Å2
Dissociation area: 1,499.44 Å2
Dissociation energy (ΔGdiss): 2.48 kcal/mol
Dissociation entropy (TΔSdiss): 15.59 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-112830
Assembly 4
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Assembly Name: 1,2-alpha-glucosylglycerol phosphorylase
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Multimeric state: homo dimer
Accessible surface area: 52819.75 Å2
Buried surface area: 7657.24 Å2
Dissociation area: 1,540.75 Å2
Dissociation energy (ΔGdiss): 2.8 kcal/mol
Dissociation entropy (TΔSdiss): 15.6 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-112830

Macromolecules

1,2-alpha-glucosylglycerol phosphorylase
Chains: A, B, C, D, E, F, G, H
Length: 769 amino acids
Theoretical weight: 87.44 KDa
Source organism: [Bacillus] selenitireducens MLS10
Expression system: Escherichia coli
UniProt:
  • Canonical: D6XZ22 (Residues: 1-761; Coverage: 100%)
Gene name: Bsel_2816
Pfam:
InterPro:
CATH:
1,2-alpha-glucosylglycerol phosphorylase in PDB entry 4ktr, assembly 2, front view.
1,2-alpha-glucosylglycerol phosphorylase in PDB entry 4ktr, assembly 2, side view.
1,2-alpha-glucosylglycerol phosphorylase in PDB entry 4ktr, assembly 2, top view.
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