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Structure of a novel beta-mannanase BaMan113A with mannotriose, N236Y mutation

X-ray diffraction
1.62Å resolution
PDB entry 7dwa coloured by chain, front view.
PDB entry 7dwa coloured by chain, side view.
PDB entry 7dwa coloured by chain, top view.
Source organism: Bacillus sp. N16-5
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: Endo-beta-1,4-mannanase
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Multimeric state: homo dimer
Accessible surface area: 23826.62 Å2
Buried surface area: 4098.67 Å2
Dissociation area: 928.95 Å2
Dissociation energy (ΔGdiss): 1.55 kcal/mol
Dissociation entropy (TΔSdiss): 13.56 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-102926

Macromolecules

Endo-beta-1,4-mannanase
Chains: A, B
Length: 348 amino acids
Theoretical weight: 40.64 KDa
Source organism: Bacillus sp. N16-5
Expression system: Escherichia coli
UniProt:
  • Canonical: A0A140EH91 (Residues: 1-314; Coverage: 100%)
Pfam: Glycoside Hydrolase Family 113
InterPro: Glycoside hydrolase superfamily
Endo-beta-1,4-mannanase in PDB entry 7dwa, assembly 1, front view.
Endo-beta-1,4-mannanase in PDB entry 7dwa, assembly 1, side view.
Endo-beta-1,4-mannanase in PDB entry 7dwa, assembly 1, top view.
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