基因产物：甲基化CpG结合蛋白-2。

蛋白功能：在神经元中表达较高，可与甲基化的DNA序列特异性结合影响一些基因的转录，在神经系统成熟过程中发挥重要作用[102]。

相关疾病：新生儿重度脑病（XLR）[1]；X连锁遗传性精神发育迟滞综合症（XLR）[2]；Rett综合症（XLD）(部分可表现为 非进行性疾病中的肌阵挛脑病 、 Lennox-Gastaut 综合征 、 癫痫性脑病伴慢波睡眠期持续棘慢波 ）[3-5]；自闭症（易感基因）（XL）[6]。

相关临床研究：PubMed数据库（PMID: 27988477(Epilepsy Behav. 2017) ） 


参考文献

1. Geerdink, N., et al., MECP2 mutation in a boy with severe neonatal encephalopathy: clinical, neuropathological and molecular findings.Neuropediatrics, 2002. 33(1): p. 33-6.
2. Lugtenberg, D., et al., Structural variation in Xq28: MECP2 duplications in 1% of patients with unexplained XLMR and in 2% of male patients with severe encephalopathy.Eur J Hum Genet, 2009. 17(4): p. 444-53.
3. Bartholdi, D., et al., Clinical profiles of four patients with Rett syndrome carrying a novel exon 1 mutation or genomic rearrangement in the MECP2 gene.Clin Genet, 2006. 69(4): p. 319-26.
4. Kim, H.J., et al., Genetic and epileptic features in Rett syndrome. Yonsei Med J, 2012. 53(3): p. 495-500.
5. Bhat, S., et al., Continuous spike and wave in slow-wave sleep in a patient with Rett syndrome and in a patient with Lhermitte-Duclos syndrome and neurofibromatosis 1. J Child Neurol, 2014. 29(12): p. NP176-80.
6. Yu, T.W., et al., Using whole-exome sequencing to identify inherited causes of autism.Neuron, 2013. 77(2): p. 259-73.