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Biochemistry Genetic Disorders f490bbb2

All of the following diseases are due to excessive number of glutamine residues in proteins, EXCEPT

A
Huntington's chorea
B
Spinocerebellar ataxia
C
Myotonic dystrophy
D
Spinobulbar muscular atrophy
High-Yield Explanation
CAG codes for glutamine Poly Q disorders Those diseases which are due to CAG repeat Eg : Spinobulbar muscular atrophy (Kennedy disease), Spinocerebellar ataxia Huntington's disease Myotonic dystrophy is due to | CTG repeat, not CAG.

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