Study Guide for Campbell Biology
11th Edition
ISBN: 9780134443775
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece, Martha R. Taylor, Michael A. Pollock
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 5, Problem 6IQ
- a. Draw the amino acids alanine (R group: −CH3) and serine (R group: −CH2OH) and then show how a dehydration reaction will form a peptide bond between them.
- b. Which of these amino acids has a polar R group? a nonpolar R group?
- c. What does the following molecule segment represent? (Note the N—C—C—N—C—C sequence.) What would be attached at each of the three vertical bond lines?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
a. Draw the peptide chain (indicate if it is solid or hatched wedges) for the following:
Glycine-(L)-Arginine-(D)-Proline-(L)-Glutamic Acid
b. Compute for the isoelectric point. Show solution.
A. Where would you expect valine, leucine, and isoleucine to be located in a polypeptide? (Inside or outside)? Explain your answer using the properties of the amino acids listed.
B.How would your answer change, if the amino acids were Lysine and Histidine?
B) An aqueous solution (pH ~7) containing mixture of three amino acids; glycine (G), arginine (R)
and glutamic acid (E), was dropped onto center of a solid matrix (e.g chromatographic paper)
which is incorporated in an electrical circuit (a). After applying electrostatic potential, the
aminoacids are separated as shown in b. Determine amino acids that are labeled as 1, 2 and 3.
a)
DC Power Supply (OFF)
b)
DC Power Supply (ON)
Solid matrix
Solid matrix
Cathode
Anode
Cathode
Anode
buffer
buffer
buffer
buffer
Sample containing amino acids G, R, E
Chapter 5 Solutions
Study Guide for Campbell Biology
Ch. 5 - Monomers are linked into polymers by ________...Ch. 5 - You can recognize a monosaccharide by its multiple...Ch. 5 - Number the carbons in the following glucose and...Ch. 5 - Prob. 4IQCh. 5 - Fill in this concept map to help you organize your...Ch. 5 - a. Draw the amino acids alanine (R group: CH3) and...Ch. 5 - In the following diagram of a portion of a...Ch. 5 - Now that you have gained experience with concept...Ch. 5 - a. Label the three parts of this nucleotide....Ch. 5 - Take the time to create a concept map that...
Ch. 5 - Prob. 1SYKCh. 5 - Prob. 2SYKCh. 5 - glycogen A. carbohydrate B. lipid C. protein D....Ch. 5 - cholesterol A. carbohydrate B. lipid C. protein D....Ch. 5 - RNA A. carbohydrate B. lipid C. protein D. nucleic...Ch. 5 - collagen A. carbohydrate B. lipid C. protein D....Ch. 5 - hemoglobin A. carbohydrate B. lipid C. protein D....Ch. 5 - A. carbohydrate B. lipid C. protein D. nucleic...Ch. 5 - Prob. 7TYKMCh. 5 - enzyme A. carbohydrate B. lipid C. protein D....Ch. 5 - cellulose A. carbohydrate B. lipid C. protein D....Ch. 5 - Chitin A. carbohydrate B. lipid C. protein D....Ch. 5 - Polymerization (the formation of polymers) is a...Ch. 5 - Which of the following statements is not true of a...Ch. 5 - Prob. 3TYKCh. 5 - Prob. 4TYKCh. 5 - Prob. 5TYKCh. 5 - Prob. 6TYKCh. 5 - A fatty acid that has the formula C16H32O2 is a....Ch. 5 - Prob. 8TYKCh. 5 - Prob. 9TYKCh. 5 - Prob. 10TYKCh. 5 - Which of the following molecules provides the most...Ch. 5 - Prob. 12TYKCh. 5 - What happens when a protein denatures? a. Its...Ch. 5 - The helix of proteins is a. part of a proteins...Ch. 5 - What is the best description of the following...Ch. 5 - Prob. 16TYKCh. 5 - Prob. 17TYKCh. 5 - Which of the following is true of the subunits of...Ch. 5 - Prob. 19TYKCh. 5 - If the nucleotide sequence of one strand of a DNA...Ch. 5 - How are nucleotide monomers connected to form a...Ch. 5 - Prob. 22TYK
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Consider the following peptide to answer the questions below: A M A K K E S H I F T A I D E What is the total charge of this peptide at pH = 5? What is the N terminal amino acid (full name)? C terminal amino acid? How many fragments would result if this peptide underwent proteolytic cleavage with V-8 protease and what are these fragments (list them)? Would this peptide be a candidate to form an alpha helix? Why or why notarrow_forwarda. How many peptide bonds are there? b. How many amino acid residues are there? c. In exact order, identify the name of the amino acids in the peptide chain. d. Give the full name of this peptide. e. Give the 3-letter abbreviation and 1-letter abbreviation. f. Calculate the pI of this peptide.arrow_forwardTwo peptide sequences are shown below.Peptide A: N-term – GDL – C-termPeptide B: N-term – GTL – C-terma. Draw each peptide at physiological pH. Circle each ionizable functional group in your drawing.b. Briefly explain why changing aspartate to threonine changes the number of ionizable functionalgroups in the peptide chain.c. Briefly explain why the functional group found in aspartate’s side chain is ionizable but the functionalgroup found in threonine’s side chain is not.arrow_forward
- a. Use three-letter amino acid abbreviations to write the representation for the tripeptide shown here. i H₂N-CH-C-N-CH-C-N-CH-C-0- CH₂ H -NH H ī CH₂ SH -CH-C-0- CH-OH CH3 b. Give the full name of the amino acid at the C-terminal end of this tripeptide. H₂N-CH-C-N-CH-C-N-CH-C-O- -CH-C-N-CH-C CH₂ c-o- CH₂ OHarrow_forwardThe following are structural diagrams of a selection of newly discovered amino acids. OH -の-CHs NH HO C-OH NH, AN-CH CH2 CH2 OH Ho NH, C=0 a) Select 1 amino acid. Redraw it. Label the alpha carbon and circle/highlight the entire backbone of the amino acid. b) The amino acids are part of a channel protein embedded in the cell membrane. Choose 2 amino acids (from above) that you would expect to find within the interior/middle of the cell membrane. Draw the formation of the dipeptide using the 2 amino acids you selected. Identify the other products formed in the reaction.arrow_forwarda. Suppose that the R group of a histidine residue in a protein in its native tertiary structure is buried in the interior of the protein and is involved in a salt bridge (ionic interaction) with an oppositely charged residue. Unfolding the protein exposes both of the charged groups to water. Would you expect the pKa of the His R group (side chain) in the native protein to be a) higher or b) lower than the pKa of the same residue in the unfolded protein? Why? b. Is the exocyclic NH2 in cytosine acidic or basic? Why? NH, `N'arrow_forward
- a) Draw amino acid (L-Methionine) at low pH (pH= 1) b) Calculate the pl for amino acid Methionine 2. Amino Acid 2 = V + Y = 12 Draw L-amino acid 2 at pH = X = Calculate the pl for amino acid 2. pl= 1 Name of amino acid 2: Methioninearrow_forwardDraw at least 2 amino acids. Label the N-terminus and the C-terminus. Describe the property of the amino acids.arrow_forwardRefer to the figure below. Replacing lysine with another amino acid in the protein may alter the shape and function of the protein. Replacing lysine with which type(s) of amino acid(s) would lead to the least amount of change in the tertiary structure of this protein? Explain.arrow_forward
- a.Describe the bonds which hold a quaternary protein molecule together. b. Discuss the reasons why glycine and proline are not usually found in an alpha helix of proteins.arrow_forwardHENRY is a peptide sequence. 1) Draw the structure of the HENRY peptide as it exists at pH 7. Be sure to label any and all charges. You can neglect the stereochemistry at the α carbon. 2) Now consider the longer peptide HENRYLINK. What is its charge at pH 7 and how does this charge compare to the charge of the HENRY peptide at pH 7? 3) Finally, draw a helical wheel diagram for the HENRYLINK peptide. How many turns of an α-helix does it encompass? Is the peptide amphipathic? Explain why or why not in a few sentences.arrow_forwardA. Write the structure of the following peptide at pH 5.0 and calculate its net charge at this pH. Asp-His-Tyr-Arg-Lys-Leu-Thr-Gln. Based on the pKa value of the ionizable groups. B. A polypeptide consisting only of L-glutamate residues (poly-L-glutamate) may have a random coil or helical structure depending on pH. Explain this behavior by indicating at what pH values the helical structure will be favored.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Human Anatomy & Physiology (11th Edition)BiologyISBN:9780134580999Author:Elaine N. Marieb, Katja N. HoehnPublisher:PEARSON
Biology 2eBiologyISBN:9781947172517Author:Matthew Douglas, Jung Choi, Mary Ann ClarkPublisher:OpenStax
Anatomy & PhysiologyBiologyISBN:9781259398629Author:McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa StouterPublisher:Mcgraw Hill Education,
Molecular Biology of the Cell (Sixth Edition)BiologyISBN:9780815344322Author:Bruce Alberts, Alexander D. Johnson, Julian Lewis, David Morgan, Martin Raff, Keith Roberts, Peter WalterPublisher:W. W. Norton & Company
Laboratory Manual For Human Anatomy & PhysiologyBiologyISBN:9781260159363Author:Martin, Terry R., Prentice-craver, CynthiaPublisher:McGraw-Hill Publishing Co.
Inquiry Into Life (16th Edition)BiologyISBN:9781260231700Author:Sylvia S. Mader, Michael WindelspechtPublisher:McGraw Hill Education
Human Anatomy & Physiology (11th Edition)
Biology
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:PEARSON
Biology 2e
Biology
ISBN:9781947172517
Author:Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:OpenStax
Anatomy & Physiology
Biology
ISBN:9781259398629
Author:McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa Stouter
Publisher:Mcgraw Hill Education,
Molecular Biology of the Cell (Sixth Edition)
Biology
ISBN:9780815344322
Author:Bruce Alberts, Alexander D. Johnson, Julian Lewis, David Morgan, Martin Raff, Keith Roberts, Peter Walter
Publisher:W. W. Norton & Company
Laboratory Manual For Human Anatomy & Physiology
Biology
ISBN:9781260159363
Author:Martin, Terry R., Prentice-craver, Cynthia
Publisher:McGraw-Hill Publishing Co.
Inquiry Into Life (16th Edition)
Biology
ISBN:9781260231700
Author:Sylvia S. Mader, Michael Windelspecht
Publisher:McGraw Hill Education
Biomolecules - Protein - Amino acids; Author: Tutorials Point (India) Ltd.;https://www.youtube.com/watch?v=ySNVPDHJ0ek;License: Standard YouTube License, CC-BY