Galactosialidosis is a recessively inherited lysosomal storage disease characterized by the combined deficiency of neuraminidase and beta-galactosidase secondary to the genetic deficiency of cathepsin A/protective protein. In lysosomes, cathepsin A forms a high-molecular-weight complex with beta-gal
A new mutation in the regulatory domain of the myophosphorylase gene affecting protein dimer contact
β Scribed by Josep Gamez; Roberto Fernandez; Claudio Bruno; Antonio L. Andreu; Carlos Cervera; Carmen Navarro; Simon Schwartz; Salvatore Dimauro
- Publisher
- John Wiley and Sons
- Year
- 1999
- Tongue
- English
- Weight
- 84 KB
- Volume
- 22
- Category
- Article
- ISSN
- 0148-639X
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β¦ Synopsis
We have identified a novel missense mutation in the myophosphorylase gene in a Spanish patient with McArdle's disease. The patient was homozygous for a T-to-C transition at codon 115 (L115P) in exon 3, which changed an encoded leucine (CUG) to a proline (CCG). This is the first mutation to be described in exon 3 and in a protein domain related to dimer contact. These data further emphasize the importance of private mutations in McArdle's disease, some of which are associated with specific ethnic groups.
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