... selective ligands BQ -12 3 and [Ala1,3 ,11 ,15 ]ET -1 Biochem Biophys Res Commun 18 2, 14 4 15 0 40 Saeki T, Ihara M, Fukuroda T, Yamagiwa M & Yano M (19 91) [Ala1,3 ,11 ,15 ]Endothelin-< /b> 1 analogs with ETB agonistic ... 3266 Ligand -binding analysis < /b> The Cy3 dye was attached at Lys9 of < /b> cET -1 Biotin was covalently attached to Cys1 of < /b> ET -1 and Lys-9, resulting in bET -1 For coelution studies of < /b> ET -1 with ETB, FEBS Journal ... gives good evidence for a ligand -binding activity of < /b> CF-produced ETB 3262 Fig Ligand binding of < /b> ETB derivatives Binding of < /b> ETB derivatives to bET -1 was analyzed by pull-down assays Bound proteins...