>tr|E5RHL2|E5RHL2_HUMAN Protein tyrosine kinase 2 beta (Fragment) OS=Homo sapiens OX=9606 GN=PTK2B PE=1 SV=1 MSGVSEPLSRVKLGTLRRPEGPAEPMVVVPVDVEKEDVRILKVCFYSNSFNPGKNFKLVK CTVQTEIR