Asked by Ursula ArmstrongKurr on Sep 23, 2024
Verified
Which of the following reagents can be used to convert disulfide bridges into cysteic acid residues?
A) HCO3H
B) Zn, HCl
C) PhNCS
D) PhCH2OCOCl
E) CH3I
Disulfide Bridges
Covalent bonds between sulfur atoms of two cysteine residues within or between protein molecules, crucial for protein structure.
Cysteic Acid
An oxidized sulfur-containing amino acid, derived from cysteine, notable for its role in certain biological processes and protein structure.
- Understand the modification and functionalization of amino acids in biochemical contexts.
Verified Answer
LG
Losirma Gandaabout 5 hours ago
Final Answer :
A
Explanation :
HCO3H, also known as performic acid, is used to oxidize disulfide bridges into cysteic acid residues. This reaction involves the oxidation of the sulfur atoms in the disulfide bridges, leading to the formation of cysteic acid.
Learning Objectives
- Understand the modification and functionalization of amino acids in biochemical contexts.