5vkc B 2.31 BS01 9EA B 1 H224 A227 F228 M231 M250 V253 G262 R263 T266 L267 F270 G271 F319 H46 A49 F50 M53 M72 V75 G84 R85 T88 L89 F92 G93 F141 ? 0042981 Ki=98nM Q07820 25679114 401 MDLYRQSLEIISRYLREQATGAKSGATSRKALETLRRVGDGVQRNHETAFQGMLRKLDIKNEDDVKSLSRVMIHVFSDGVTNWGRIVTLISFGAFVAKHLKTINQESCIEPLAESITDVLVRTKRDWLVKQRGWDGFVEFFHVE 5vkc B 2.31 BS02 ZN B 1 H252 D256 H74 D78 ? 0042981 Q07820 25679114 404 MDLYRQSLEIISRYLREQATGAKSGATSRKALETLRRVGDGVQRNHETAFQGMLRKLDIKNEDDVKSLSRVMIHVFSDGVTNWGRIVTLISFGAFVAKHLKTINQESCIEPLAESITDVLVRTKRDWLVKQRGWDGFVEFFHVE