#Question id: 690
#Unit 1. Molecules and their Interaction Relevant to Biology
Which of the following pairs of bonds within a peptide backbone show free rotation around both bonds?
#Question id: 691
#Unit 1. Molecules and their Interaction Relevant to Biology
Roughly how many amino acids are there in one turn of an alpha helix?
#Question id: 692
#Unit 1. Molecules and their Interaction Relevant to Biology
In the alpha helix the hydrogen bonds:
#Question id: 693
#Unit 1. Molecules and their Interaction Relevant to Biology
In an alpha helix, the R groups on the amino acid residues:
#Question id: 694
#Unit 1. Molecules and their Interaction Relevant to Biology
Thr and/or Leu residues tend to disrupt an alpha helix when they occur next to each other in a protein because:
#Question id: 695
#Unit 1. Molecules and their Interaction Relevant to Biology
A D-amino acid would interrupt an alpha helix made of L-amino acids. Another naturally occurring hindrance to the formation of an alpha helix is the presence of: