Concept explainers
(a)
Interpretation: In an
Concept introduction: The arrangement of the portion of protein backbone in space gives the secondary protein structure. There are two types of secondary structure, the alpha helix and the beta pleated.
(b)
Interpretation: In an
Concept introduction: The arrangement of the portion of protein backbone in space gives the secondary protein structure. There are two types of secondary structure, the alpha helix and the beta pleated.
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Chapter 20 Solutions
General, Organic, and Biological Chemistry
- In a pleated sheet secondary structure for a protein a. describe the general shape of the protein backbone b. describe the general locations for the amino acid R groupsarrow_forwardIn what way is the structure of glycine different from that of the other 19 common amino acids?arrow_forwardGive an example of amino acids that could give rise to the interactions pictured in Fig. 21-24 that maintain the tertiary structures of proteins.arrow_forward
- Which of the following describes the primary structure of proteins? a. The collective shape assumed by all of the chains in a protein containing multiple chains. b. The folding of an individual protein molecule. c. The regular repeated shape of the protein molecules backbone. d. The sequence of amino acids bonded together by peptide bonds.arrow_forwardWhat functional groups are found in all amino acids? How many different amino acids are found in naturally occurring proteins?arrow_forwardWhich of the following are true concerning the chemical bond that forms between the carboxyl (RCOOH) group of one amino acid and the amino (RCNH2) group of another? a.The bond is called a peptide bond. b.It is formed by inserting a water molecule between them. c.It is formed by a dehydration reaction. d.A polypeptide has more of these bonds than a protein.arrow_forward
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