mid term prep Flashcards

1
Q

What are basic numerical values for alpha helix

A

3.6 residues per turn
5.4 angstrum rise per turn
stbilised by H bond between carbonyl O n and NH n+4

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2
Q

Why are glycine + proline helix breakers

A

Glycine = too flexable for the structure
Protline = cannot form an H-bond with N-termin, to ridged to form appropriate phi bond

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3
Q

What is the most common amino acid in beta turns

A

Proline in the second location -> naturally bends back on itself as side chain binds to amino group forming curve

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4
Q

What is a chaperonin

A

a bin like large chaperone made from two parts GroHS, GrosEL

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5
Q

Wat is missfolding of amyloid protein predicted to be associated with

A

type 2 Diabetes or/and altzhimers

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6
Q
A
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