- Gene mapping and leader polypeptide sequence of human glucocerebrosidase: implications for Gaucher disease. Ginns, E.I., Choudary, P.V., Tsuji, S., Martin, B., Stubblefield, B., Sawyer, J., Hozier, J., Barranger, J.A. Proc. Natl. Acad. Sci. U.S.A. (1985)