The EGF-motif-containing protein SPE-36 is a secreted sperm protein required for fertilization in C. elegans.
Krauchunas AR, Marcello MR, Looper A, Mei X, Putiri E, Singaravelu G, Ahmed II, Singson A. Curr Biol. 2023 Jul 24; 33(14):3056-3064.e5. Epub 2023 Jul 14.