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Crystal structure of alpha-glucosidase mutant E271Q in complex with maltose

X-ray diffraction
2.5Å resolution
PDB entry 3wy4 coloured by chain, front view.
PDB entry 3wy4 coloured by chain, side view.
PDB entry 3wy4 coloured by chain, top view.
Source organism: Halomonas sp. H11
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Glycosyl hydrolase family 13 catalytic domain-containing protein
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Multimeric state: monomeric
Accessible surface area: 19192.65 Å2
Buried surface area: 1718.43 Å2
Dissociation area: 355.56 Å2
Dissociation energy (ΔGdiss): -3.73 kcal/mol
Dissociation entropy (TΔSdiss): 4.22 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-124786
Assembly 2
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Assembly Name: Glycosyl hydrolase family 13 catalytic domain-containing protein
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Multimeric state: monomeric
Accessible surface area: 18752.89 Å2
Buried surface area: 248.25 Å2
Dissociation area: 124.13 Å2
Dissociation energy (ΔGdiss): 2.9 kcal/mol
Dissociation entropy (TΔSdiss): 0.86 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-124786

Macromolecules

Glycosyl hydrolase family 13 catalytic domain-containing protein
Chains: A, B
Length: 538 amino acids
Theoretical weight: 61.18 KDa
Source organism: Halomonas sp. H11
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: H3K096 (Residues: 1-538; Coverage: 100%)
Gene name: aglA
Pfam:
InterPro:
CATH:
Glycosyl hydrolase family 13 catalytic domain-containing protein in PDB entry 3wy4, assembly 1, front view.
Glycosyl hydrolase family 13 catalytic domain-containing protein in PDB entry 3wy4, assembly 1, side view.
Glycosyl hydrolase family 13 catalytic domain-containing protein in PDB entry 3wy4, assembly 1, top view.
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