Meichroacidin containing the membrane occupation and recognition nexus motif is essential for spermatozoa morphogenesis.
Tokuhiro K, Hirose M, Miyagawa Y, Tsujimura A, Irie S, Isotani A, Okabe M, Toyama Y, Ito C, Toshimori K, et al. J Biol Chem. 2008 Jul 4; 283(27):19039-48. Epub 2008 May 3.