PR:000001392 interleukin-5 B-cell differentiation factor I|B-cell growth factor II|BCGF-II|cytotoxic T-lymphocyte inducer|eosinophil differentiation factor|IL-5|IL5|T-cell replacing factor|TRF has_part Pfam:PF02025 Interleukin 5 20090326 PRO:CNA