4w9j F 2.2 BS01 3JH F 1 N67 F76 W88 F91 Y98 P99 I109 H110 S111 Y112 H115 W117 N6 F15 W27 F30 Y37 P38 I48 H49 S50 Y51 H54 W56 ? Kd=0.588uM Kd=588nM P40337 25166285 301 VLRSVNSREPSQVIFCNRSPRVVLPVWLNFDGEPQPYPTLPPGTGRRIHSYRGHLWLFRDAGTHDGLLVNQTELFVPSLNVDGQPIFANITLPVYTLKERCLQVVRSLVKPENYRRLDIVRSLYEDLEDHPNVQKDLERLTQER