( 2'-5 ' ) pppapapapcp was also cross-linked to a protein with a molecular weight of about 78,000 ( as determined by gel electrophoresis in sodium dodecyl sulfate ) in cytoplasmic extracts from human ( hela ) cells and to protein ( s ) with molecular weight ( s ) of 75,000-77,000 ( as determined by gel electrophoresis in sodium dodecyl sulfate ) in nuclear extracts from ehrlich ascites tumor cells .
C0010834
cytoplasmic
C0007634
cells