Beta-glucosidase (Bacillus) (BGL)

Bacillus beta-glucosidase is a glycoside hydrolase enzyme produced by various species of the Bacillus genus, most notably Bacillus subtilis and Bacillus polymyxa. It plays a critical role in the final step of cellulose degradation by hydrolyzing cellobiose and other short-chain cello-oligosaccharides into glucose. In the context of human health, bacterial beta-glucosidases within the gastrointestinal tract are involved in the metabolism of dietary glycosides and xenobiotics, often converting them into more bioactive or potentially toxic aglycones. While primarily utilized in industrial biotechnology for biofuel production and food processing, these enzymes are also of interest in pharmacology as targets for inhibitors like 1-deoxynojirimycin to modulate carbohydrate metabolism or prevent the activation of certain prodrugs. Furthermore, they serve as important models for studying glycoside hydrolase mechanisms and are being explored for potential roles in enzyme replacement therapies or as components of probiotic formulations. Their activity is essential for the survival of cellulolytic bacteria and significantly influences the bioavailability of glycosylated compounds in the gut.

Other names

GentiobiaseCellobiaseAmygdalaseBeta-D-glucoside glucohydrolaseBglBglABglB

Hydrolysis of terminal, non-reducing beta-D-glucosyl residues with the release of beta-D-glucose.