>8Z8L_1|Chain A[auth B]|Interleukin-4 receptor subunit alpha|Homo sapiens (9606) MKVLQEPTCVSDYMSISTCEWKMNGPTNCSTELRLLYQLVFLLSEAHTCIPENNGGAGCVCHLLMDDVVSADNYTLDLWAGQQLLWKGSFKPSEHVKPRAPGNLTVHTNVSDTLLLTWSNPYPPDNYLYNHLTYAVNIWSENDPADFRIYNVTYLEPSLRIAASTLKSGISYRARVRAWAQAYNTTWSEWSPSTKWHNSYREPFEQHHHHHHHA >8Z8L_2|Chain B[auth A]|nanobody dAb1|Vicugna pacos (30538) QVQLVESGGGLVQPGGSLRLSCAASGDFYCMAWFRQAPGKEREAVAAIRSGGRSTYYADSVKGRFTISRDNSKNTLYLQMNSLKAEDTAVYYCAVGVDGNCRNYWGQGTLVTVSSESHHHHHHA