>tr|A0A384MDQ4|A0A384MDQ4_HUMAN Epididymis secretory sperm binding protein OS=Homo sapiens GN=CST8 MPRCRWLSLILLTIPLALVARKDPKKNETGVLRKLKPVNASNANVKQCLWFAMQEYNKES EDKYVFLVVKTLQAQLQVTNLLEYLIDVEIARSDCRKPLSTNEICAIQENSKLKRKLSCS FLVGALPWNGEFTVMEKKCEDA