>d1mg1a2 h.3.2.1 (A:371-455) HTLV-1 gp21 {Human T-cell leukemia virus type 1 [TaxId: 11908]} amslasgksllhevdkdisqltqaivknhknllkiaqyaaqnrrgldllfweqgglckal qeqccflnitnshvsilqerpplen