>gi|50511928 Fc fragment of IgG, low affinity IIb, receptor isoform 4 [Homo sapiens] MGILSFLPVLATESDWADCKSPQPWGHMLLWTAVLFLAPVAGTPAPPKAV LKLEPQWINVLQEDSVTLTCRGTHSPESDSIQWFHNGNLIPTHTQPSYRF KANNNDSGEYTCQTGQTSLSDPVHLTVLSEWLVLQTPHLEFQEGETIVLR CHSWKDKPLVKVTFFQNGKSKKFSRSDPNFSIPQANHSHSGDYHCTGNIG YTLYSSKPVTITVQAPSSSPMGIIVAVVTGIAVAAIVAAVVALIYCRKKR ISALPGYPECREMGETLPEKPANPTNPDEADKVGAENTITYSLLMHPDAL EEPDDQNRI