Soluble Production, Characterization, and Structural Aesthetics of an Industrially Important Thermostable β-Glucosidase from Clostridium thermocellum in Escherichia coli

Table 1

Comparison of several microorganisms producing beta-glucosidase (BglA) and their activity in (U) with optimum pH and temperature.

Sr. No.	BglA-producing microorganism	Optimum temperature	Optimum pH	Enzyme substrate	Activity (U)	Reference
1	Bacillus halodurans	45	8.0	Lactose	95.0	[4]
2	Bacillus licheniformis	60	7.0	Glucose	45.0	[5]
3	Penicillium oxalicum	30	7.0	Cellulose	150.0	[6]
4	Penicillium piceum	70	4.0	Glucose	1.8	[7]
5	Penicillium echinulatum	50	4.8	Cellulose	1.5	[8]
6	Penicillium sp.	60	6.0	Cellulose	289.0	[9]
7	Micrococcus antarcticus	25	6.5	Cellobiose	0.058	[10]