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02.2 Biological Molecules > Fibrous > Flashcards

Fibrous Flashcards

1
Q

Repetitve, organised structures, vbery strong

A
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2
Q

Lots

A

Lots of hydrophobic R groups so insoolube

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3
Q

Exakples

A

KErratin (nals hair)
COllagen (ciobbnectrive tissue in tendons ligaments)
Elastin (bone)

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4
Q

Collagen Streucture and function

A
  • 3 polypeptide chains
  • Hydrogen bonds
  • Triple helix
  • EVery 3rd amino acid is glyceine
  • Smallest amino acid, so packed together
  • COvalent bonds between R groups form crosslinks
  • Staggered ends

Fuck
- Structural protein
- Great tensile stenfgth
- Stabkle
- Insoluble

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5
Q

Collagewn vs Hameogoblnb

A
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6
Q
A
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02.2 Biological Molecules (16 decks)

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