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#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:

#Part-B Specialized Branches in 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.


Answer:- Option(s): 4


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