[1] Univ Coll Dublin, Conway Inst, Sch Biomol & Biomed Sci, Dublin 4, Ireland
[2] Scripps Res Inst, Dept Cell Biol, La Jolla, CA USA
[3] Univ Coll Dublin, Sch Med & Med Sci, Dublin 4, Ireland
[4] Univ Coll Dublin, Conway Inst, Proteome Res Ctr, Dublin 4, Ireland