Immunogen sequence: YDFTNCDFEK IKAAYLSTIS KDLITYMSGT KSTEFNNTVS CSNRPHCLTE IQSLTFNPTA GCASLAKEMF AMKTKAALAI WCPGYSETQI NATQAMKKRR KRKVTTNKCL EQVSQLQGLW RRFNRPLLKQ Q. TSLP is a 159 amino acid four helix-bundle hemopoietic cytokine that signals through a h