FCGR3B GI:132814489 low affinity immunoglobulin gamma Fc region receptor III-B precursor 1 mwqlllptal lllvsagmrt edlpkavvfl epqwysvlek dsvtlkcqga 50 51 yspednstqw fhnenlissq assyfidaat vndsgeyrcq tnlstlsdpv 100 101 qlevhigwll lqaprwvfke edpihlrchs wkntalhkvt ylqngkdrky 150 151 fhhnsdfhip katlkdsgsy fcrglvgskn vssetvniti tqglavstis 200 201 sfsppgyqvs fclvmvllfa vdtglyfsvk tni