Fig. 4From: Improving the thermostability of a fungal GH11 xylanase via site-directed mutagenesis guided by sequence and structural analysisSDS-PAGE analysis of the recombinant xylanases. Lanes 1 and 2 correspond to purified Xyn-MUT and XynCDBFV from P. pastoris, respectively; lane M corresponds to standard protein molecular mass markersBack to article page