FCGR1B GI:63055063 Fc fragment of IgG, high affinity Ib, receptor (CD64) isoform a 1 mwflttlllw vpvdgqvdtt kavitlqppw vsvfqeetvt lhcevlhlpg 50 51 ssstqwflng tatqtstpsy ritsasvnds geyrcqrgls grsdpiqlei 100 101 hrgwlllqvs srvfmegepl alrchawkdk lvynvlyyrn gkafkffhwn 150 151 snltilktni shngtyhcsg mgkhrytsag isqytvkglq lptpvwfhvl 200 201 fylavgimfl vntvlwvtir kelkrkkkwn leisldsghe kkvisslqed 250 251 rhleeelkcq eqkeeqlqeg vhrkepqgat