- Autotaxin hydrolyzes sphingosylphosphorylcholine to produce the regulator of migration, sphingosine-1-phosphate. Clair, T., Aoki, J., Koh, E., Bandle, R.W., Nam, S.W., Ptaszynska, M.M., Mills, G.B., Schiffmann, E., Liotta, L.A., Stracke, M.L. Cancer Res. (2003)