FCAR GI:19743867 Fc alpha receptor isoform g 1 mdpkqttllc lglygkpfls adrglvlmpg enisltcssa hipfdrfsla 50 51 kegelslpqh qsgehpanfs lgpvdlnvsg iyrcygwynr spylwsfpsn 100 101 alelvvtdsi hqdyttqnli rmavaglvlv allailvenw hshtalnkea 150 151 sadvaepsws qqmcqpgltf artpsvck