Glucan 1,6-a-glucosidase

Glucan 1,6-alpha-glucosidase (EC 3.2.1.70, exo-1,6-beta-glucosidase, glucodextrinase, glucan alpha-1,6-D-glucohydrolase) is an enzyme with systematic name glucan 6-alpha-D-glucohydrolase.[1][2][3] This enzyme catalyses the following chemical reaction:

Hydrolysis of (1->6)-alpha-D-glucosidic linkages in (1->6)-alpha-D-glucans and derived oligosaccharides
Glucan 1,6-alpha-glucosidase
Identifiers
EC number3.2.1.70
CAS number37288-48-5
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum

Hydrolysis is accompanied by inversion at C-1.

References

  1. Ohya T, Sawai T, Uemura S, Abe K (1978). "Some catalytic properties of an exo-1,6-α-glucosidase (glucodextranase) from Arthrobacter globiformis I42". Agric. Biol. Chem. 42 (3): 571–577. doi:10.1271/bbb1961.42.571.
  2. Sawai T, Yamaki T, Ohya T (1976). "Preparation and some properties of Arthrobacter globiformis exo-1,6-α-glucosidase". Agric. Biol. Chem. 40: 1293–1299. doi:10.1271/bbb1961.40.1293.
  3. Walker GJ, Pulkownik A (July 1973). "Degradation of dextrans by an alpha-1,6-glucan glucohydrolase from Streptococcus mitis". Carbohydrate Research. 29 (1): 1–14. doi:10.1016/s0008-6215(00)82066-2. PMID 4356399.
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