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Deficient activity of alanyl-tRNA synthetase underlies an autosomal recessive syndrome of progressive microcephaly, hypomyelination, and epileptic encephalopathy.
Nakayama T, Wu J, Galvin-Parton P, Weiss J, Andriola MR, Hill RS, Vaughan DJ, El-Quessny M, Barry BJ, Partlow JN, Barkovich AJ, Ling J, Mochida GH. Nakayama T, et al. Among authors: el quessny m. Hum Mutat. 2017 Oct;38(10):1348-1354. doi: 10.1002/humu.23250. Epub 2017 Jun 23. Hum Mutat. 2017. PMID: 28493438 Free PMC article.
Mutations in PYCR2, Encoding Pyrroline-5-Carboxylate Reductase 2, Cause Microcephaly and Hypomyelination.
Nakayama T, Al-Maawali A, El-Quessny M, Rajab A, Khalil S, Stoler JM, Tan WH, Nasir R, Schmitz-Abe K, Hill RS, Partlow JN, Al-Saffar M, Servattalab S, LaCoursiere CM, Tambunan DE, Coulter ME, Elhosary PC, Gorski G, Barkovich AJ, Markianos K, Poduri A, Mochida GH. Nakayama T, et al. Among authors: el quessny m. Am J Hum Genet. 2015 May 7;96(5):709-19. doi: 10.1016/j.ajhg.2015.03.003. Epub 2015 Apr 9. Am J Hum Genet. 2015. PMID: 25865492 Free PMC article.