- Inhibition of human immunodeficiency virus-1 protease by a C2-symmetric phosphinate. Synthesis and crystallographic analysis. Abdel-Meguid, S.S., Zhao, B., Murthy, K.H., Winborne, E., Choi, J.K., DesJarlais, R.L., Minnich, M.D., Culp, J.S., Debouck, C., Tomaszek, T.A. Biochemistry (1993)