FCGR2B GI:50511930 Fc fragment of IgG, low affinity IIb, receptor isoform 1 1 mgilsflpvl atesdwadck spqpwghmll wtavlflapv agtpaappka 50 51 vlklepqwin vlqedsvtlt crgthspesd siqwfhngnl ipthtqpsyr 100 101 fkannndsge ytcqtgqtsl sdpvhltvls ewlvlqtphl efqegetivl 150 151 rchswkdkpl vkvtffqngk skkfsrsdpn fsipqanhsh sgdyhctgni 200 201 gytlysskpv titvqapsss pmgiivavvt giavaaivaa vvaliycrkk 250 251 risalpgype cremgetlpe kpanptnpde adkvgaenti tysllmhpda 300 301 leepddqnri