KLRF1 protein MQDEERYMTL NVQSKKRSSA QTSQLTFKDY SVTLHWYKIL LGISGTVNGI LTLTLISLIL LVSQGVLLKC QKGSCSNATQ YEDTGDLKVN NGTRRNISNK DLCASRSADQ TGFYTEKPKT IKLRMDWA