From: Downsizing a pullulanase to a small molecule with improved soluble expression and secretion efficiency in Escherichia coli
Variants
Protein concentrationa (μg/mL)
Specific activity (U/mg)
M1 (ΔCBM41)
72.5 ± 2.2
1167.3 ± 35.0
M3 (ΔX25)
31.7 ± 0.7
1124.4 ± 24.7
M5 (ΔCBM41ΔX25)
55.9 ± 1.8
1271.1 ± 41.9
Wild-type
26.6 ± 0.5
1096.5 ± 21.9