Figure 2
SDS–PAGE with 7 µg of enzyme under reducing conditions. (a) Wild-type MdPPO1, (b) MdPPO1-Ala239Thr and MdPPO1-Leu243Arg, and (c) MdPPO1-Glu234Ala and MdPPO1-Phe259Ala. The arrows indicate the position of the enzyme. Lanes M contain molecular-mass markers (labelled in kDa). |