PR:000001866 interleukin-4 receptor subunit alpha 582J2.1|CD124|IL-4 receptor subunit alpha|IL-4R subunit alpha|IL-4R-alpha|IL-4RA|IL4R|IL4RA has_part Pfam:PF00041 Fibronectin type III domain 20090326 PRO:CNA PR:000001866 interleukin-4 receptor subunit alpha 582J2.1|CD124|IL-4 receptor subunit alpha|IL-4R subunit alpha|IL-4R-alpha|IL-4RA|IL4R|IL4RA has_part Pfam:PF09238 Interleukin-4 receptor alpha chain, N-terminal 20090326 PRO:CNA