structure of polypeptide chain

- 2 Products Available
  • Cheap protein fish scale Collagen Peptide Typeⅰ for sale
    ... a double helix structure, while as a structural protein of extracellular matrix (ECM), collagen consists of three polypeptide chains forming a three-strand helix structure, or collagen domain, that is, each of the three polypeptide chains turns left to... more
    Brand Name:Golden-Shell
    Model Number:COLLAGEN
    Place of Origin:CHINA

    protein fish scale Collagen Peptide Typeⅰ

  • Cheap collagen with cosmetic grade for sale
    ... Product Attribute color : white structure of collagen collagen molecule, also called tropocollagen,is a subunit of large collagen aggregates such as fibrils.it is made up of three polypeptide strands(called alpha peptides... more
    Place of Origin:China
    Category:Hair Removal Cream
    Minimum Order Quantity:1kilogram

    collagen with cosmetic grade

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