>1ILR_1|Chains A[auth 1], B[auth 2]|INTERLEUKIN-1 RECEPTOR ANTAGONIST PROTEIN|Homo sapiens (9606) RPSGRKSSKMQAFRIWDVNQKTFYLRNNQLVAGYLQGPNVNLEEKIDVVPIEPHALFLGIHGGKMCLSCVKSGDETRLQLEAVNITDLSENRKQDKRFAFIRSDSGPTTSFESAACPGWFLCTAMEADQPVSLTNMPDEGVMVTKFYFQEDE