... previous reports of twoPCNA gene products produced by alter native truncation of exon. Recently, two types of DNA polymerase e have beenfound, the original and a form cleaved by caspase-3 [38].Therefore, ... Namekawa, Nobuyuki Kasai, Takayuki Nara, Seisuke Kimura, Fumio Sugawara and Kengo SakaguchiDepartment of Applied Biological Science, Faculty of Science and Technology, Science University of Tokyo, JapanThe ... completely sequenced, and were 1104- and 975-bp in length, respectively. The molecular masses of CoPCNA-a and CoPCNA-b wereshowntobe48 -and 42-kDa on SDS/PAGE, respectively, and were slightlylarger...