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Structure of Bacillus subtilis mannanase man26

Source organism: Bacillus subtilis
Biochemical function: mannan endo-1,4-beta-mannosidase activity
Biological process: substituted mannan metabolic process
Cellular component: extracellular region

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EC 3.2.1.78: Mannan endo-1,4-beta-mannosidase

Reaction catalysed:
Random hydrolysis of (1->4)-beta-D-mannosidic linkages in mannans, galactomannans and glucomannans
Systematic name:
4-beta-D-mannan mannanohydrolase
Alternative Name(s):
  • 1,4-beta-D-mannan mannanohydrolase
  • Beta-1,4-mannan 4-mannanohydrolase
  • Beta-D-mannanase
  • Beta-mannanase
  • Beta-mannanase B
  • Endo-1,4-beta-mannanase
  • Endo-1,4-mannanase
  • Endo-beta-1,4-mannase
  • Endo-beta-mannanase

GO terms

Sequence family

Pfam Protein family (Pfam)
PF02156
Domain description: Glycosyl hydrolase family 26
Occurring in:
  1. Mannan endo-1,4-beta-mannosidase
The deposited structure of PDB entry 2whk contains 1 copy of Pfam domain PF02156 (Glycosyl hydrolase family 26) in Mannan endo-1,4-beta-mannosidase. Showing 1 copy in chain A.

InterPro InterPro annotations
IPR000805
Domain description: Glycoside hydrolase family 26
Occurring in:
  1. Mannan endo-1,4-beta-mannosidase
IPR022790
Domain description: Glycosyl hydrolase family 26 domain
Occurring in:
  1. Mannan endo-1,4-beta-mannosidase
IPR017853
Domain description: Glycoside hydrolase superfamily
Occurring in:
  1. Mannan endo-1,4-beta-mannosidase
IPR016714
Domain description: Mannan endo-1,4-beta-mannosidase B/E
Occurring in:
  1. Mannan endo-1,4-beta-mannosidase

Structure domain

CATH CATH domain
3.20.20.80
Class: Alpha Beta
Architecture: Alpha-Beta Barrel
Topology: TIM Barrel
Homology: Glycosidases
Occurring in:
  1. Mannan endo-1,4-beta-mannosidase
The deposited structure of PDB entry 2whk contains 1 copy of CATH domain 3.20.20.80 (TIM Barrel) in Mannan endo-1,4-beta-mannosidase. Showing 1 copy in chain A.

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