The sperm agglutination antigen-1 (SAGA-1) glycoforms of CD52 are O-glycosylated.
Parry S, Wong NK, Easton RL, Panico M, Haslam SM, Morris HR, Anderson P, Klotz KL, Herr JC, Diekman AB, Dell A. The sperm agglutination antigen-1 (SAGA-1) glycoforms of CD52 are O-glycosylated. Glycobiology. 2007 Oct; 17(10):1120-6.