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Huntington's disease occurs when a CAG repeat expansion in the coding region of the HTT gene becomes too long. The CAG repeat is also in frame.

(... | CAG | CAG | CAG | ...)

Which amino acid is coded for in this repeat?

a) glutamine

b) proline

c) glutamic acid

d) asparagine

User MariusR
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1 Answer

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Final answer:

The CAG repeat expansion in the HTT gene codes for glutamine.

Step-by-step explanation:

The CAG repeat expansion in the coding region of the HTT gene in Huntington's disease codes for the amino acid glutamine (a).

User Darj
by
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