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 1 patient data entry in database for mutations R627Q and R309H. Entry # | | Mutations |  | allele 1 | allele 2 |  
  | Clinical representation | Symptoms | Age group | Age of onset | Age of patient | Age of death | Reference |   |  | 67 | R627Q5
  | R309H3
  | Onset at 0.5 years with encephalopathy and hepatopathy. Diagnosed as alpers. Death at 1.3 years |  |  | 0.5 | n/a | 1.3 | Horvath et al, 2006; [view data]  |  
 1-5 pathogenic cluster assignment of mutations. Mutations displayed without a superscript number are outside of the assigned pathogenic clusters. See cluster definitions for details. 
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