>sp|Q8JH64|BTK_CHICK Tyrosine-protein kinase BTK OS=Gallus gallus GN=BTK MASIILESIFLKRSQQKKKTSPLNFKKRLFLLTESKLSYYEYDFERGRRGSKKGSVDIEK ITCVETVVPENNPPPERQVPKKGEDYNMEQISIIERFPYPFQVVYDEGPLYVFSPTEELR KRWIHQLKSVIRYNSDLVQKYHPCFWIDGQYLCCSQTAKNAMGCKILESRNGSLKAGRSH RKTKKPLPPTPEEDTMVMKPLPPEPAPSAAGEMKKVVALYNYVPMNVQDLQLQKGEDYLI LEESHLPWWKARDKNGREGYIPSNYVTATSNSLEIYEWYSKNITRSQAEQLLKQEGKEGG FIVRDSTSKTGKYTVSVYAKSAVDPQGMIRHYVVCCTPQNQYYLAEKHLFNTIPELITYH QHNSAGLISRLKYPVSRHQKSAPSTAGLGYGSWEIDPKDLTFLKELGTGQFGVVKYGKWR GQYNVAIKMIREGSMSEDEFIDEAKVMMNLSHEKLVQLYGVCTKQRPIFIITEYMANGCL LNFLRETQRRFQPAELLEMCKDVCEAMEYLESKQFLHRDLAARNCLVNDQGIVKVSDFGL SRYVLDDEYTSSMGSKFPVRWSPPEVLLYSKFSSKSDVWSFGVLMWEVYSLGKMPYERFN NSETTEHVIQGLRLYRPQQASERVYAIMYSCWHEKAEERPTFSALLGSIVDITDEEP