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Table 2 Kinetic parameters of rAaBGL1 for various natural substrates

From: Characterization of Aspergillus aculeatus β-glucosidase 1 accelerating cellulose hydrolysis with Trichoderma cellulase system

Substrate K m (mM) k cat (s −1 ) k cat / K m (s −1 •mM −1 )
gentiobiose 0.52 ± 0.02 457 ± 4 873 ± 29
laminaribiose 0.41 ± 0.02 444 ± 17 1080 ± 20
laminaritriose 0.22 ± 0.01 337 ± 3 1550 ± 80
laminaritetraose 0.72 ± 0.03 304 ± 4 423 ± 11
laminaripentaose 1.13 ± 0.01 285 ± 5 251 ± 2
cellobiose 2.06 ± 0.07 354 ± 10 172 ± 3
cellotriose 0.45 ± 0.02 477 ± 3 1060 ± 50
cellotetraose 0.32 ± 0.01 433 ± 4 1340 ± 40
cellopentaose 0.41 ± 0.02 433 ± 9 1070 ± 30
  1. Each value is the mean of triplicate experiments.
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