The Most Common Motif Found in Membrane-Spanning Proteins Is

question 44

Multiple Choice

The most common motif found in membrane-spanning proteins is:

• A) α helices of nonpolar amino acids that pass through the membrane.
• B) αhelices of charged amino acids that form channels via extensive hydrogen bonding.
• C) a triple helix of ɑ helices.
• D) a helix-turn-helix arrangement of the peptide strands.
• E) None of the above.

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