Periaxin is a protein that in humans is encoded by the PRX gene.
The PRX gene encodes L- and S-periaxin, proteins of myelinating Schwann cells, and is mutated in DejerineâÂÂSottas syndrome (MIM 145900) and CharcotâÂÂMarieâÂÂTooth disease type 4F (MIM 145900).[supplied by OMIM]