GLIPR1-like protein 1 (Glipr1l1)

Plays a role in the binding between sperm and oocytes (PubMed:20219979). Component of epididymosomes, one kind of membranous microvesicules which mediate the transfer of lipids and proteins to spermatozoa plasma membrane during epididymal maturation.

Also component of this CD9-positive microvesicules found from the cauda region. .