PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3335777-3 1988 After treatment with endoglycosidase F, the Qa-2 polypeptide chains derived from C57BL/10 spleen and Q7b-transfected R1.1 cells displayed identical mobilities in sodium dodecyl sulfate-polyacrylamide gel electrophoresis because of removal of N-linked oligosaccharide residues. n-linked oligosaccharide 242-266 Qa lymphocyte antigen 2 region Mus musculus 44-48