ATP7A

基因产物:铜转运蛋白α链(属于P型铜转运ATP酶)。

蛋白功能:在铜跨膜转运中发挥重要作用(和ATP7B(导致肝豆状核变性的一个基因)表达位置不同,ATP7A主要在肠道、肾脏、脑、心脏、肺部等表达,但在肝脏没有)[1]。

相关疾病:Menkes病(XLR)[2];枕角综合征(也有叫做极轻型Menkes病)(XLR)[3];X连锁远端脊髓性肌萎缩症3型(ATP7A相关远端运动神经病)(XLR)[4];婴儿癫痫伴游走性局灶性发作[5]。

突变数据库:ClinVar数据库

临床研究总结:PubMed数据库(PMID: 20301586 (GeneReviews))。

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参考文献

  1. Petris, M.J., D. Strausak, and J.F. Mercer, The Menkes copper transporter is required for the activation of tyrosinase. Hum Mol Genet, 2000. 9(19): p. 2845-51.
  2. Kaler, S.G., et al., Translational read-through of a nonsense mutation in ATP7A impacts treatment outcome in Menkes disease. Ann Neurol, 2009. 65(1): p. 108-13.
  3. Tang, J., et al., Functional copper transport explains neurologic sparing in occipital horn syndrome. Genet Med, 2006. 8(11): p. 711-8.
  4. Kennerson, M.L., et al., Missense mutations in the copper transporter gene ATP7A cause X-linked distal hereditary motor neuropathy. Am J Hum Genet, 2010. 86(3): p. 343-52.
  5. Liwen Wu., et al., Epilepsy of Infancy With Migrating Focal Seizures (EIMFS): Expansion of Clinical Phenotypic And Genotypic Spectra. Scientific Reports, 2021.12 (under review, for medical professional reference only).