Structure and Properties of Amino Acids Questions

• Which of the following amino acids can form hydrogen bonds with their side (R) groups?
• Which of the following is a nonstandard amino acid?
• Coomassie Blue stains the proteins by reacting with
• The isoelectric point of an amino acid is defined as the pH
• The sequence of letters 'WYQN' will represent
• Which of the following is an essential amino acid?
• Protein fluorescence arises primarily from which residue?
• D-Alanine and L-Alanine are technically known as
• Which of the following is not the hydrophobic and aromatic amino acid?
• When the amino acid alanine (R-group is CH3) is added to a solution with a pH of 7.3, alanine becomes
• Which of the following pairs of amino acids would carry a negative charge on their side chain at pH 8.0?
• Which amino acid when exposed to ninhydrin produces a brown color?
• Which of the following amino acid is known as half-cystine residue?