Triplet repeat disorders - allele ranges Flashcards by Elizabeth Watson | Brainscape

Q

Give the allele classes for HD.

A

Normal <27

Intermediate 28-35

Incomplete penetrance: 36-39

Full penetrance >40

Juvenile >60

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Q

What is the TR locus in HD?

A

CAG repeat in exon 1 of HTT (4p16.3)

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