Name four major groups of amino acids, categorized by the properties of their R groups. Explain how the chemical properties of each group affect protein shape.
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**Nonpolar Amino Acids**: These amino acids have hydrophobic R groups, which means they are not attracted to water. Examples include alanine, valine, leucine, isoleucine, proline, phenylalanine, methionine, and tryptophan. The nonpolar amino acids tend to cluster Show more…
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