cl25800: GGN Superfamily (this model, PSSM-Id:330621 is obsolete)
Gametogenetin
GGN is a family of proteins largely found in mammals. It reacts with POG in the maturation of sperm and is expressed virtually only in the testis. It is found to be associated with the intracellular membrane, binds with GGNBP1 and may be involved in vesicular trafficking.
Jiyao W et al.(2023). "The conserved domain database in 2023.",