A protein sequence contains several consecutive tryptophan residues. How might this affect the alpha helix structure?

At a high pH, polyglutamate loses its alpha helix structure. What is the primary reason for this change?

How does placing a negatively charged amino acid at the amino terminus of an alpha helix affect its stability?

In a protein engineering project, you need to introduce flexibility into an alpha helix. Which amino acid would you choose and why?

In designing a drug that targets an alpha helix in a protein, which factor should be considered to ensure the drug does not disrupt the helix?

Which amino acid is known as an 'alpha helix breaker' due to its unique structure?

Which of the following amino acids is most likely to cause steric hindrance in an alpha helix?