Which of the following amino acid side chains is most often involved in hydrogen bonding? A) -CH₃ B) -CH₂OH C) -COOH D) -CH₂CH₂SCH₃ E) All of the above

Question

Quizplus · Accepted Answer

The hydroxyl group (-OH) found in the side chain of serine (B12) and threonine (B13) can form hydrogen bonds with other atoms or molecules, making them the most commonly involved amino acid side chains in hydrogen bonding. The other options, -CH3 (A), -COOH (C), and -CH2SH (D), are not as frequently involved in hydrogen bonding.

Which of the Following Amino Acid Side Chains Is Most