Immature and mature species of the human Prostacyclin Receptor are ubiquitinated and targeted to the 26S proteasomal or lysosomal degradation pathways, respectively.
School of Biomolecular and Biomedical Sciences, Conway Institute of Biomolecular and Biomedical Research, University College Dublin, Belfield, Dublin 4, Ireland. Therese.Kinsella@ucd.ie.