>sp|Q5MJ09|SPXN3_HUMAN Sperm protein associated with the nucleus on the X chromosome N3 OS=Homo sapiens GN=SPANXN3 MEQPTSSTNGEKTKSPCESNNKKNDEMQEVPNRVLAPEQSLKNTKTSEYPIIFVYYLRKG KKINSNQLENEQSQENSINPIQKEEDEGVDLSEGSSNEDEDLGPCEGPSKEDKDLDSSEG SSQEDEDLGLSEGSSQDSGED