>gi|25092719 purinergic receptor P2X2 isoform A [Homo sapiens] MAAAQPKYPAGATARRLARGCWSALWDYETPKVIVVRNRRLGVLYRAVQL LILLYFVWYVFIVQKSYQESETGPESSIITKVKGITTSEHKVWDVEEYVK PPEGGSVFSIITRVEATHSQTQGTCPESIRVHNATCLSDADCVAGELDML GNGLRTGRCVPYYQGPSKTCEVFGWCPVEDGASVSQFLGTMAPNFTILIK NSIHYPKFHFSKGNIADRTDGYLKRCTFHEASDLYCPIFKLGFIVEKAGE SFTELAHKGGVIGVIINWDCDLDLPASECNPKYSFRRLDPKHVPASSGYN FRFAKYYKINGTTTRTLIKAYGIRIDVIVHGQAGKFSLIPTIINLATALT SVGVGSFLCDWILLTFMNKNKVYSHKKFDKVCTPSHPSGSWPVTLARVLG QAPPEPGHRSEDQHPSPPSGQEGQQGAECGPAFPPLRPCPISAPSEQMVD TPASEPAQASTPTDPKGLAQL