The Enzyme Database

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Accepted name: glucan 1,4-α-maltotriohydrolase
Reaction: Hydrolysis of (1→4)-α-D-glucosidic linkages in amylaceous polysaccharides, to remove successive maltotriose residues from the non-reducing chain ends
Other name(s): exo-maltotriohydrolase; maltotriohydrolase; 1,4-α-D-glucan maltotriohydrolase
Systematic name: 4-α-D-glucan maltotriohydrolase
Comments: cf. EC (β-amylase), EC (glucan 1,4-α-maltotetraohydrolase) and EC (glucan 1,4-α-maltohexaosidase). The products have the α-configuration.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc, CAS registry number: 91273-84-6
1.  Nakakuki, T., Azuma, K. and Kainuma, K. Action patterns of various exo-amylases and the anomeric configurations of their products. Carbohydr. Res. 128 (1984) 297–310.
[EC created 1989]

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