... M. Dalziel et al. (Eur. J. Biochem. 271) Ó FEBS 2004 Ras oncogene induces b-galactoside a2 ,6-sialyltransferase (ST6Gal I) via a RalGEF-mediated signal to its housekeeping promoter Martin Dalziel1, ... mst172(5Â-GGATGGCACCGGCAGACATG-3Â) and mst171(5Â-CACAGAAATGGGATCAGGCC-3Â). Both humanH -Ras and K -Ras cDNA were obtained from CancerResearch UK. Human H -Ras cDNA probe was isolatedfrom an EcoRI digestion of H -Ras V12cDNA ... CMP-Neu5Ac:Galb1,(3)4GlcNAc a2 ,3-sialyltransferase; ST3Gal IV, CMP-Neu5Ac:Galb1,3GalNAc/Galb1,4GlcNAc a2 ,3-sialyltransferase; ST6Gal I, CMP-Neu5Ac:Galb1,4GlcNAc a2 ,6-sialyltransferase I; ST6Gal II,...