TLS Online TPP Program

#Question id: 695


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:

#SCPH05 I Biotechnology
  1. a negatively charged Arg residue.

  2. a nonpolar residue near the carboxyl terminus.

  3. a positively charged Lys residue.

  4. a Pro residue.