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Table. 2.

Table. 2.

Specific activity (37°C), kinetic parameters (37°C), thermodynamic parameters, and protease resistance of the recombinant phytase.

Recombinant phytase Specific activity (U/mg) Km (μM) kcat (s-1) kcat / Km (μM-1 s-1) 55°C t1/2 (min) 80°C t1/2 (min) T50 30 (°C) Tm (°C) Pepsin resistance (%) Trypsin resistance (%)
YiAPPA 3960.81 ± 105.34 126.24 ± 14.18 10375.27 ± 1256.73 82.19 30.09 ± 0.19 14.81 ± 0.37 55.12 ± 0.87 48.36 ± 0.53 84.17 ± 3.20 82.28 ± 4.18
K189R/K216R 4469.13 ± 154.19 111.59 ± 11.03 10363.29 ± 987.56 92.87 60.45 ± 0.63 23.35 ± 0.57 62.44 ± 0.76 53.18 ± 0.62 85.43 ± 4.09 83.97 ± 3.57
K189R 3979.56 ± 121.00 125.30 ± 13.09 10301.32 ± 1107.83 82.21 47.34 ± 0.38 17.86 ± 0.51 57.32 ± 0.64 49.93 ± 0.32 84.36 ± 2.98 83.01 ± 5.03
K216R 4352.96 ± 121.15 115.01 ± 9.86 10381.09 ± 1091.32 90.26 50.09 ± 0.52 18.90 ± 0.43 59.85 ± 0.73 50.79 ± 0.57 84.91 ± 3.25 83.30 ± 4.18
J. Microbiol. Biotechnol. 2024;34:1660~1670 https://doi.org/10.4014/jmb.2403.03031
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