Explain how proteins are built, including the 1st, 2nd, 3rd, and 4th levels of structure (shape).

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Explain how proteins are built, including the 1st, 2nd, 3rd, and 4th levels of structure (shape).

Proteins:

Proteins are one of the four macromolecules found in organisms. The other macromolecules are carbohydrates, lipids, and nucleic acids. Proteins make up more than half of the dry weight of a cell and have a variety of essential functions. Those functions are dependent on the correct shape and folding of the proteins.

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Proteins can have four levels of building or organization. The primary level of structural organization is simply the polypeptide chain where the...

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Factors Affecting Protein Structure

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Chapter 30 / Lesson 12
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Learn about protein shape and structure and see what determines the structure of a protein. Study the factors that change the protein structure and shape.


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