α-galactosyl capping is found on the β-subunit of gastric H,K-ATPase: A possible link to autoimmune disease: K. Tyagarajan, J.M. Crothers, Jr., S.J. Mulvihill†, P. Lipniuias††, R. Townsend††, J.G. Forte. Dept. of Molecular & Cell Biol., Univ. of California, Berkeley, CA and Depts. of †Surgery & ††Pharm. Chemistry, Univ. of Calif., San Francisco, CA