>tr|Q572P1|Q572P1_HUMAN Tyrosine-protein kinase BTK isoform (Lacking exon 15 to 18) (Fragment) OS=Homo sapiens OX=9606 GN=BTK PE=2 SV=1 IRHYVVCSTPQSQYYLAEKHLFSTIPELINYHQHNSAGLISRLKYPVSQQNKNAPSTAGL GYGSWEIDPKDLTFLKELGTGQFGVVKYGKWRGR