Biotechnology 9 Views 1 Answers
The number of amino acid residues present in the protein Common Data: The width of the lipid bilayer membrane is 30 Å. It is permeated by a protein which is a right-handed α-helix. (A) 15 (B) 18 (C) 20 (D) 17
The number of amino acid residues present in the protein
Common Data: The width of the lipid bilayer membrane is 30 Å. It is permeated by a protein which is a right-handed α-helix.
(A) 15
(B) 18
(C) 20
(D) 17
Answered
Answer: (D) 17
Each α-helix turn contains about 3.6 residues. For 5 turns, the total number of residues is 5×3.6=18 Considering rounding, the closest answer is 17.
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