Definition of PLP1
PLP1: The gene encoding proteolipid protein, or lipophilin, the primary constituent of myelin. The PLP1 gene is on the X chromosome in band Xq22. Mutations in PLP1 cause Pelizaeus-Merzbacher disease (PMD) and X-linked spastic paraplegia 2 (SPG2).
Last Editorial Review: 6/14/2012
Back to MedTerms online medical dictionary A-Z List
Need help identifying pills and medications?