>1LCS_1|Chains A, B|FELINE LEUKEMIA VIRUS RECEPTOR-BINDING DOMAIN|Feline leukemia virus (103916) NPSPHQVYNVTWTITNLVTGTKANATSMLGTLTDAFPTMYFDLCDIIGNTWNPSDQEPFPGYGCDQPMRRWQQRNTPFYVCPGHANRKQCGGPQDGFCAVWGCETTGETYWRPTSSWDYITVKKGVTQGIYQCSGGGWCGPCYDKAVHSSTTGASEGGRCNPLILQFTQKGRQTSWDGPKSWGLRLYRSGYDPIALFSVSRQVMTITPPQA