INTRO. TO CHEM LOOSELEAF W/ALEKS 18WKCR
5th Edition
ISBN: 9781264125609
Author: BAUER
Publisher: MCG
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Question
Chapter 17, Problem 90QP
Interpretation Introduction
Interpretation:
The structure of aspartame with aspartic acid as the N-terminal amino acid is to be drawn.
Concept Introduction:
Amino acids are compounds that contain
Two amino acids are combined by removing a hydrogen ion from the amine group and the hydroxyl group from the carboxylic acid group to form a dipeptide.
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You are given the structures of the amino acids alanine (Ala), methionine (Met) and
threonine (Thr).
to
H2N
CO2H
H2N
CO2H
H2N
co,H
Proteins are polyamides formed from a-amino acids. Draw a partial structure of a protein by drawing three monomeric units of it.
Glutamic acid has three ionizable groups. The pKa of α-COOH is 2.19; α-NH 3 + , 9.67; and the R-group, 4.25.
What is the charge of glutamic acid at pH 10.00?
Chapter 17 Solutions
INTRO. TO CHEM LOOSELEAF W/ALEKS 18WKCR
Ch. 17 - How are proteins formed and how can we describe...Ch. 17 - Prob. 2QCCh. 17 - Prob. 3QCCh. 17 - What are the structures and functions of common...Ch. 17 - Prob. 1PPCh. 17 - Prob. 2PPCh. 17 - Prob. 3PPCh. 17 - Prob. 4PPCh. 17 - Prob. 5PPCh. 17 - Prob. 6PP
Ch. 17 - Prob. 7PPCh. 17 - Prob. 8PPCh. 17 - Prob. 9PPCh. 17 - Prob. 10PPCh. 17 - Prob. 1QPCh. 17 - Prob. 2QPCh. 17 - Prob. 3QPCh. 17 - Prob. 4QPCh. 17 - Prob. 5QPCh. 17 - Prob. 6QPCh. 17 - Prob. 7QPCh. 17 - Prob. 8QPCh. 17 - Prob. 9QPCh. 17 - Prob. 10QPCh. 17 - Prob. 11QPCh. 17 - Prob. 12QPCh. 17 - Prob. 13QPCh. 17 - Prob. 14QPCh. 17 - Prob. 15QPCh. 17 - Prob. 16QPCh. 17 - Prob. 17QPCh. 17 - Prob. 18QPCh. 17 - Prob. 19QPCh. 17 - Prob. 20QPCh. 17 - Prob. 21QPCh. 17 - Prob. 22QPCh. 17 - Prob. 23QPCh. 17 - Prob. 24QPCh. 17 - Prob. 25QPCh. 17 - Prob. 26QPCh. 17 - Prob. 27QPCh. 17 - Prob. 28QPCh. 17 - Prob. 29QPCh. 17 - Prob. 30QPCh. 17 - Prob. 31QPCh. 17 - Prob. 32QPCh. 17 - Prob. 33QPCh. 17 - Prob. 34QPCh. 17 - Prob. 35QPCh. 17 - Prob. 36QPCh. 17 - Prob. 37QPCh. 17 - Prob. 38QPCh. 17 - Prob. 39QPCh. 17 - Prob. 40QPCh. 17 - Prob. 41QPCh. 17 - Prob. 42QPCh. 17 - Prob. 43QPCh. 17 - Prob. 44QPCh. 17 - Prob. 45QPCh. 17 - Prob. 46QPCh. 17 - Prob. 47QPCh. 17 - Prob. 48QPCh. 17 - Prob. 49QPCh. 17 - Prob. 50QPCh. 17 - Prob. 51QPCh. 17 - Prob. 52QPCh. 17 - Prob. 53QPCh. 17 - Prob. 54QPCh. 17 - Prob. 55QPCh. 17 - Prob. 56QPCh. 17 - Prob. 57QPCh. 17 - Prob. 58QPCh. 17 - Prob. 59QPCh. 17 - Prob. 60QPCh. 17 - Prob. 61QPCh. 17 - Prob. 62QPCh. 17 - Prob. 63QPCh. 17 - Prob. 64QPCh. 17 - Prob. 65QPCh. 17 - Prob. 66QPCh. 17 - Prob. 67QPCh. 17 - Prob. 68QPCh. 17 - Prob. 69QPCh. 17 - Prob. 70QPCh. 17 - Prob. 71QPCh. 17 - Prob. 72QPCh. 17 - Prob. 73QPCh. 17 - Prob. 74QPCh. 17 - Prob. 75QPCh. 17 - Prob. 76QPCh. 17 - Prob. 77QPCh. 17 - Prob. 78QPCh. 17 - Prob. 79QPCh. 17 - Prob. 80QPCh. 17 - Prob. 81QPCh. 17 - Prob. 82QPCh. 17 - Prob. 83QPCh. 17 - Prob. 84QPCh. 17 - Prob. 85QPCh. 17 - Prob. 86QPCh. 17 - Prob. 87QPCh. 17 - Prob. 88QPCh. 17 - Prob. 89QPCh. 17 - Prob. 90QPCh. 17 - Prob. 91QPCh. 17 - Prob. 92QPCh. 17 - Prob. 93QPCh. 17 - Prob. 94QPCh. 17 - Prob. 95QPCh. 17 - Prob. 96QPCh. 17 - Prob. 97QPCh. 17 - Prob. 98QPCh. 17 - Prob. 99QPCh. 17 - Prob. 100QPCh. 17 - Prob. 101QPCh. 17 - Prob. 102QPCh. 17 - Prob. 103QPCh. 17 - Prob. 104QPCh. 17 - Prob. 105QPCh. 17 - Prob. 106QPCh. 17 - Prob. 107QPCh. 17 - Prob. 108QPCh. 17 - Prob. 109QPCh. 17 - Prob. 110QPCh. 17 - Prob. 111QPCh. 17 - Prob. 112QPCh. 17 - Prob. 113QPCh. 17 - Prob. 114QPCh. 17 - Prob. 115QPCh. 17 - Prob. 116QP
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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
- 22-49 Based on your knowledge of the chemical properties of amino acid side chains, suggest a substitution for leucine in the primary structure of a protein that would probably not change the character of the protein very much.arrow_forward22-62 Distinguish between intermolecular and intramolecular hydrogen bonding between backbone groups. Where in protein structures do you find one, and where do you find the other?arrow_forwardConsider the tripeptide leucylvalyltryptophan. a. Specify its structure using three-letter symbols for the amino acids. b. How many peptide bonds are present within the peptide? c. Which of the amino acid residues has the largest R group? d. Which of the amino acid residues, if any, has a basic side chain?arrow_forward
- Give 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_forward22-53 Do iron and zinc ions play role in protein structure? If so, what is the role for either or both?arrow_forward21-101 Glycerophospholipids tend to have both a positive charge and a negative charge in their hydrophilic portions. Does this fact help or hinder lipid packing in membranes? Explain.arrow_forward
- 22-59 What is the effect of salt bridges on the tertiary structure of proteins?arrow_forwardHow do you deprotect the side-chain carboxyl under mild conditions without removing the BOC-protecting group at the same time?arrow_forwardWhich of the following is/are true? Methionine is an essential amino acid Valine contains two chiral carbons Glycine is an achiral amino acid The alpha-amino group and the alpha-carboxyl group of an amino acid can be neutral at a particular pH.arrow_forward
- Show how to convert the side-chain carboxyl group to a benzyl ester using benzyl chloride as a source of the benzyl group.arrow_forwardThe amino acid lysine is shown below. What functional group must be removed in order to produce cadaverine (1,5-pentanediamine)? 0=0 НО H NH₂ Lysine NH ₂ O Lysine is 1, 5-pentanediamine. Nothing has to be removed. One amino group must be removed and replaced with a hydrogen. The carboxyl group must be removed and replaced with a hydrogen. The hydrogen (shown) must be removed and replaced with an amino (NH2) group.arrow_forwardThe amino acid alanine is a solid at room temperature and has a melting point of 315 °C, while pyruvic acid (CH 3COCO 2H) has a similar molecular weight but is a liquid at room temperature with a boiling point of 165 °C. Account for the difference.arrow_forward
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