Answered: Draw and name the R groups of all 20…

World of Chemistry

7th Edition

ISBN:9780618562763

Author:Steven S. Zumdahl

Publisher:Steven S. Zumdahl

Chapter21: Biochemistry

Section: Chapter Questions

Problem 5A

See similar textbooks

Similar questions

What functional groups are found in all amino acids? How many different amino acids are found in naturally occurring proteins?
To which family of mirror-image isomers do nearly all naturally occurring amino acids belong?
What special role does the amino acid cysteine have in the peptides vasopressin and oxytocin?
For the tripeptide SerArgIle which amino acid residues a. are hydrophilic b. are hydrophobic c. possess polar neutral R groups d. participate in two amide linkages
Do the amino acid sequences: valine-asparagine and asparagine-valine represent the same compound? Explain.
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.
Draw a segment of the backbone of a protein that is long enough for three peptide linkages to be present.
Which 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.
For the tripeptide AlaValGly which amino acid residues, if any, a. are hydrophilic b. are hydrophobic c. possess nonpolar R groups d. participate in two amide linkages
What characteristics indicate that amino acids exist as zwitterions?
(a) How many tripeptides can be made from glycine, alanine, and leucine, using each amino acid only once per tripeptide? (b) Write the structural formulas of these tripeptides and name them in the shorthand abbreviation used for showing amino acid sequences.
In what way is the structure of glycine different from that of the other 19 common amino acids?

SEE MORE QUESTIONS

Recommended textbooks for you

World of Chemistry

Chemistry

ISBN:

9780618562763

Author:

Steven S. Zumdahl

Publisher:

Houghton Mifflin College Div

General, Organic, and Biological Chemistry

Chemistry

ISBN:

9781285853918

Author:

H. Stephen Stoker

Publisher:

Cengage Learning

Organic And Biological Chemistry

Chemistry

ISBN:

9781305081079

Author:

STOKER, H. Stephen (howard Stephen)

Publisher:

Cengage Learning,

World of Chemistry

Chemistry

ISBN:

9780618562763

Author:

Steven S. Zumdahl

Publisher:

Houghton Mifflin College Div

General, Organic, and Biological Chemistry

Chemistry

ISBN:

9781285853918

Author:

H. Stephen Stoker

Publisher:

Cengage Learning

Organic And Biological Chemistry

Chemistry

ISBN:

9781305081079

Author:

STOKER, H. Stephen (howard Stephen)

Publisher:

Cengage Learning,

Chemistry for Today: General, Organic, and Bioche…

Chemistry

ISBN:

9781305960060

Author:

Spencer L. Seager, Michael R. Slabaugh, Maren S. Hansen

Publisher:

Cengage Learning

Chemistry & Chemical Reactivity

Chemistry

ISBN:

9781337399074

Author:

John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:

Cengage Learning

Chemistry & Chemical Reactivity

Chemistry

ISBN:

9781133949640

Author:

John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:

Cengage Learning

SEE MORE TEXTBOOKS

Draw and name the R groups of all 20 amino acids.