Nucleus-localized 21.5-kDa myelin basic protein promotes oligodendrocyte proliferation and enhances neurite outgrowth in coculture, unlike the plasma membrane-associated 18.5-kDa isoform.
Smith GS, Samborska B, Hawley SP, Klaiman JM, Gillis TE, Jones N, Boggs JM, Harauz G. J Neurosci Res. 2013 Mar; 91(3):349-62. Epub 2012 Nov 27.