>sp|P15018-2|LIF_HUMAN Isoform 2 of Leukemia inhibitory factor OS=Homo sapiens OX=9606 GN=LIF MKVLAAVHSPGGAVPQQPGQAMWPQRDGLPALPRQRHGEGQAGGAVPHSRVPWHLPGQHH PGPEDPQPQCPQPPQQAQRHRRHPARPP