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    Describe the structure of a collagen molecule (3)
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    (Original post by Nabeel1039)
    Describe the structure of a collagen molecule (3)
    Has a unique sequence of amino acids bonded by peptide bonds.
    Every 3rd amino acid is glycine.
    Left handed helix.
    Composed of 3 polypeptide chains coiled around each other via hydrogen bonds.
    FIbrous so no hydrophilic groups pointing outwards.
    Contains staggered ends.
 
 
 
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