Secondary Structure Flashcards

(3 cards)

1
Q

What are the two main secondary structures?

A

alpha-helix and beta-pleated sheet.

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2
Q

Describe the alpha helix

A

a tightly coiled backbone with R groups extending out and hydrogen bonds between NH and CO stabilising it

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3
Q

Describe the beta pleated sheet.

A

It can be a parallel sheet where the hydrogen bonds are between two amino acids not across from each other or antiparallel where hydrogen bonds are between amino acids across from each other.

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