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Table 2 Kinetic parameters of recombinant TtAG for hydrolysis of various substrates

From: Evaluation and directed evolution for thermostability improvement of a GH 13 thermostable α-glucosidase from Thermus thermophilus TC11

Substrate K m (mM) K cat (s−1) K cat /K m (s−1 mM−1)
pNPG 0.48 658.60 1372.08
Sucrose 30.53 74.64 2.46
Trehalose 19.96 140.04 7.02
Panose 18.57 90.42 4.87
Isomaltose 10.59 99.51 9.39
Isomaltotriose 15.58 189.3 12.15
Maltose n d. n d. n d.