XK-related protein MPWSSRGALL RDLVLGVLGT AAFLLDLGTD LWAAVQYALG GRYLWAALVL ALLGLASVAL QLFSWLWLRA DPAGLHGSQP PRRCLALLHL LQLGYLYRCV QELRQGLLVW QQEEPSEFDL AYADFLALDI SMLRLFETFL ETAPQLTLVL AIMLQSGRAE YYQSSQETSP HSTVTRCVTW RAFLWKMEVG LDLQGPFRLA SLSLYID