PTAFR GI:4506241 platelet-activating factor receptor 1 mephdsshmd sefrytlfpi vysiifvlgv iangyvlwvf arlypckkfn 50 51 eikifmvnlt madmlflitl plwivyyqnq gnwilpkflc nvagclffin 100 101 tycsvaflgv itynrfqavt rpiktaqant rkrgislslv iwvaivgaas 150 151 yflildstnt vpdsagsgnv trcfehyekg svpvliihif ivfsfflvfl 200 201 iilfcnlvii rtllmqpvqq qrnaevkrra lwmvctvlav fiicfvphhv 250 251 vqlpwtlael gfqdskfhqa indahqvtlc llstncvldp viycfltkkf 300 301 rkhltekfys mrssrkcsra ttdtvtevvv pfnqipgnsl kn