>tr|E5RH48|E5RH48_HUMAN Protein tyrosine kinase 2 OS=Homo sapiens GN=PTK2 MAAAYLDPNLNHTPNSSTKTHLGTGMERSPGAMERVLKVFHYFESNSEPTTWASIIRHGD ATDVRGIIQKIVDSHKVKHVACYGFRLSHLRSEEVHWLHVDMGVSSV