Additional file 9: of Alternative polyadenylation factors link cell cycle to migration MitraMithun JohnsonElizabeth SwamyVinay NersesianLois CorneyDavid RobinsonDavid TaylorDaniel AmbrusAaron JelinekDavid WangWei BatistaSandra CollerHilary 2018 Gene Ontology for alternative polyadenylation. (XLSX 618 kb)