Structure of a major glycophosphoceramide from tobacco leaves, PSL-I: 2- deoxy-2-acetamido-D-glucopyranosyl(alpha1 leads to 4)-D- glucuronopyranosyl(alpha1 leads to 2)myoinositol-1-O-phosphoceramide. - Hsieh,T..C..; Kaul,K..; Laine,R..A..; Lester,R..L.. (Biochemistry, 1978)