>tr|Q3MS92|Q3MS92_HUMAN Dominant-negative kinase-deficient Brutons tyrosine kinase isoform 6 OS=Homo sapiens GN=BTK VIRHYVVCSTPQSQYYLAEKHLFSTIPELINYHQHNSAGLISRLSKLLEMCKDVCEAMEY LESKQFLHRDLAARNCLVNDQGVVKVSDFGLSRYVLDDEYTSSVGSKFPVRWSPPEVLMY SKFSSKSDIWAFGVLMWEIYSLGKMPYERFTNSETAEHIAQGLRLYRPHLASEKVYTIMY SCWHEKADERPTFKILLSNILDVMDEES