>sp|P40933-2|IL15_HUMAN Isoform IL15-S21AA of Interleukin-15 OS=Homo sapiens OX=9606 GN=IL15 MVLGTIDLCSCFSAGLPKTEANWVNVISDLKKIEDLIQSMHIDATLYTESDVHPSCKVTA MKCFLLELQVISLESGDASIHDTVENLIILANNSLSSNGNVTESGCKECEELEEKNIKEF LQSFVHIVQMFINTS