4zbi B 2.5 BS01 4M6 B 1 F228 M231 M250 V253 R263 L267 F270 G271 F58 M61 M80 V83 R93 L97 F100 G101 ? 0042981 Ki=0.31uM Ki=310nM Q07820 25844895 400 GDELYRQSLEIISRYLREQATGAKDTKPMGRSGATSRKALETLRRVGDGVQRNHETAFQGMLRKLDIKNEDDVKSLSRVMIHVFSDGVTNWGRIVTLISFGAFVAKHLKTINQESCIEPLAESITDVLVRTKRDWLVKQRGWDGFVEFFHVED