>sp|Q8IYV9-3|IZUM1_HUMAN Isoform 3 of Izumo sperm-egg fusion protein 1 OS=Homo sapiens OX=9606 GN=IZUMO1 MGPHFTLLCAALAGCLLPAEGCVICDPSVVLALKSLEKDYLPGHLDAKHHKAMMERMRPH CKRGPGVC