We report the identification of a novel Y228C mutation within the M1 trans-membrane domain of the GLRA1 subunit of the glycine receptor responsible for a severe recessive hyperekplexia phenotype in a Kurdish pedigree.
Sir James Spence Institute, Royal Victoria Infirmary, Newcastle University, Newcastle upon Tyne NE1 4LP, and Paediatric Neurology Department, St George's Hospital, London, United Kingdom. r.j.forsyth@newcastle.ac.uk