Chemistry for Today: General, Organic, and Biochemistry
9th Edition
ISBN: 9781305960060
Author: Spencer L. Seager, Michael R. Slabaugh, Maren S. Hansen
Publisher: Cengage Learning
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Textbook Question
Chapter 19, Problem 19.8E
Draw Fisher projections representing the
a. serine
b. valine
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Part A. Draw the peptide formed between asparagine and histidine.
Part B Fill out the following table
Calculate and draw a line graph of the pI of the following:
Histidine
Arginine
Aspartic Acid
Which isomer—(R)-alanine or (S)-alanine—is d-alanine?
a. Which isomer—(R)-aspartate or (S)-aspartate—is d-aspartate?
b. Can a general statement be made relating R and S to d and l?
Chapter 19 Solutions
Chemistry for Today: General, Organic, and Biochemistry
Ch. 19 - Draw the structure of hexanoic acid. Label the...Ch. 19 - What functional groups are found in all amino...Ch. 19 - Identify the R group of the side chain in the...Ch. 19 - Prob. 19.4ECh. 19 - Draw structural formulas for the following amino...Ch. 19 - Prob. 19.6ECh. 19 - Draw Fisher projections representing the D and L...Ch. 19 - Draw Fisher projections representing the D and L...Ch. 19 - Prob. 19.9ECh. 19 - What characteristics indicate that amino acids...
Ch. 19 - Prob. 19.11ECh. 19 - Write structural formulas to show the form the...Ch. 19 - Write structural formulas to show the form of the...Ch. 19 - Write ionic equations to show how serine acts as a...Ch. 19 - Write two reactions to represent the formation of...Ch. 19 - Write a complete structural formula and an...Ch. 19 - Write a complete structural formula and an...Ch. 19 - Prob. 19.18ECh. 19 - Write abbreviated formulas for the six isomeric...Ch. 19 - Prob. 19.20ECh. 19 - How many tripeptide isomers that contain one...Ch. 19 - What special role does the amino acid cysteine...Ch. 19 - Prob. 19.23ECh. 19 - Explain why the presence of certain proteins in...Ch. 19 - Prob. 19.25ECh. 19 - Explain why a protein is least soluble in an...Ch. 19 - Prob. 19.27ECh. 19 - Prob. 19.28ECh. 19 - Classify each of the following proteins into one...Ch. 19 - For each of the following two proteins listed in...Ch. 19 - Prob. 19.31ECh. 19 - Differentiate between simple and conjugate...Ch. 19 - Give one example of a conjugated protein that...Ch. 19 - Prob. 19.34ECh. 19 - Prob. 19.35ECh. 19 - Write the structure for a protein backbone. Make...Ch. 19 - Prob. 19.37ECh. 19 - Prob. 19.38ECh. 19 - Prob. 19.39ECh. 19 - Prob. 19.40ECh. 19 - Which amino acids have side-chain groups that can...Ch. 19 - Prob. 19.42ECh. 19 - Prob. 19.43ECh. 19 - A globular protein in aqueous surroundings...Ch. 19 - What is meant by the term quaternary protein...Ch. 19 - What types of forces give rise to quaternary...Ch. 19 - Describe the quaternary protein structure of...Ch. 19 - Prob. 19.48ECh. 19 - Prob. 19.49ECh. 19 - Prob. 19.50ECh. 19 - As fish is cooked, the tissue changes from a soft...Ch. 19 - Prob. 19.52ECh. 19 - Prob. 19.53ECh. 19 - Once cooked, egg whites remain in a solid form....Ch. 19 - Prob. 19.55ECh. 19 - Prob. 19.56ECh. 19 - A protein has a molecular weight of about 12,000u....Ch. 19 - Which amino acids could be referred to as...Ch. 19 - Prob. 19.59ECh. 19 - Prob. 19.60ECh. 19 - Prob. 19.61ECh. 19 - Some researchers feel that the high experienced by...Ch. 19 - Prob. 19.63ECh. 19 - Prob. 19.64ECh. 19 - Prob. 19.65ECh. 19 - Prob. 19.66ECh. 19 - Why must the protein drug insulin be given by...Ch. 19 - Prob. 19.68ECh. 19 - Prob. 19.69ECh. 19 - Prob. 19.70ECh. 19 - Prob. 19.71ECh. 19 - What functional groups are found in all amino...Ch. 19 - Which of the following are true concerning the...Ch. 19 - Rank the following components of hemoglobin in...Ch. 19 - Describe the quaternary protein structure of...Ch. 19 - Complete degradation of a protein into individual...Ch. 19 - Which is NOT a characteristic of proteins? a. They...Ch. 19 - Which of the following describes the primary...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- Draw Fisher projections representing the D and L forms of the following: a.aspartate b.phenylalaninearrow_forwardWrite ionic equations to show how serine acts as a buffer against the following added ions: a.OH b.H3O+arrow_forwardWhat are the two alternating structure units present in the backbone of a peptide?arrow_forward
- Describe in words the hydrogen bonding that occurs in a protein having an -helix secondary structure. A top view of an -helix, looking down the long axis, shows how the side chains green point away from the axis.arrow_forwardDrawing Peptide Structures Draw the tripeptide that would result from cysteine attaching to the previous dipeptide on the acidic side.arrow_forwardDraw the Lewis structure of the peptide "YNRWGLT"arrow_forward
- (a) Redraw the tripeptide in zwitterionic form (b) Explain how ESI-MS can be used to determine which amino acid is in the middle of the sequence.arrow_forwardCombining the amino acids proline and cysteine could create the peptide prolylcysteine A) True B) Falsearrow_forwardHow many different tetrapeptides can be made under the following conditions? Q.) The tetrapeptide contains one unit each of Asp, Glu, Pro, and Phe.arrow_forward
- Draw the formula of the following: a. Lysine- phenylalanine-threonine b. Alanine-leucine-valine with the charges that exist in cell fluid.arrow_forwardDraw the peptide Glycine-Alanine-Serine-Cysteine-Isoleucine-Glutamic acid Tryptophan-Valine. Circle the peptide bonds. Connect the atoms at will participate in hydrogen bonds if this sequence adopted an alpha-helical structure NO AIarrow_forwardDraw the structure of the dipeptide seryltyrosine (Ser¬Tyr).arrow_forward
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Biomolecules - Protein - Amino acids; Author: Tutorials Point (India) Ltd.;https://www.youtube.com/watch?v=ySNVPDHJ0ek;License: Standard YouTube License, CC-BY