Which of the following amino acids from an integral membrane protein would likely contact the membrane?
A)Asn
B)Gln
C)Glu
D)Ala
E)Asp

Question

Quizplus · Accepted Answer

Ala (Alanine) is a nonpolar amino acid, which makes it more likely to be found in regions of proteins that contact the hydrophobic core of the membrane. The other amino acids listed are polar or charged and would more likely be found in aqueous environments rather than in contact with the membrane.

Which of the Following Amino Acids from an Integral Membrane