Immunogen sequence: LRNADCSSGP GQRVCVIDEI GKMELFSQLF IQAVRQTLST PGTIILGTIP VPKGKPLALV EEIRN. Belonging to the THEP1 NTPase family, C1orf57 (also known as nucleoside triphosphate phosphohydrolase), and its mouse homolog, 2310079N02Rik, are 190 amino acid