9.  Withasomnine  –5.87  49.69 µM  Gln947, Phe741, Ser985, Gln984, Gly981, Leu983, Phe952, Asn951, Tyr738, Ser950  –7.1  6.25 µM  Leu963, Ser728, Cys725, Val958, Leu948, Phe558, Asp557, Phe837, Asn960, Thr535, Thr533, Asp727, Leu959  –80.03  –72.43  –7.60  0  Cys278, Phe262, Met263, Val276, Cys288, Lys287, Ser292