Table 3

Comparison of β-glucosidase from A. niger and from Trichoderma reesei for the Michaelis-Menten model

Substrate


pNPG

Cellobiose


Property

A. niger

T. reesei

A. niger

T. reesei


k cat, per min

1582 ± 79

5276 ± 264

1897 ± 95

2445 ± 107

Km, mM

0.57

0.38

0.88

1.36

Kp competitive inhibition, mM

2.70

3.25

3.40

-

Km/Kp

0.21

0.12

0.26

-


pNPG, ρ-nitrophenyl-β-D-glucopyranoside.

Chauve et al. Biotechnology for Biofuels 2010 3:3   doi:10.1186/1754-6834-3-3

Open Data