>tr|Q572P3|Q572P3_HUMAN Tyrosine-protein kinase BTK isoform 52 (Fragment) OS=Homo sapiens OX=9606 GN=BTK PE=2 SV=1 GVIRHYVVCSTPQSQYYLAEKHLFSTIPELINYHQHNSAGLISRLKYPVSQQNKNAPSTA GLGYGSWEIDPKDLTFLKELGTGQFGVVKYGKWRGQYDVAIKMIKEGSMSEDEFIEEAKV MMQLETVW