1. Draw the predominant forms of glutamic acid with increasing pH. The pKas for the ionizable groups are amino terminus = 9.67, carboxy terminus = 2.19, and side chain carboxylic acid = 4.25. C D A Charge: Charge: Charge Charge Lowest pH Highest pH

1. Draw the predominant forms of glutamic acid with increasing pH. The pKas for the ionizable groups are amino terminus = 9.67, carboxy terminus = 2.19, and side chain carboxylic acid = 4.25. C D A Charge: Charge: Charge Charge Lowest pH Highest pH

Human Anatomy & Physiology (11th Edition)

11th Edition

ISBN:9780134580999

Author:Elaine N. Marieb, Katja N. Hoehn

Publisher:Elaine N. Marieb, Katja N. Hoehn

Chapter1: The Human Body: An Orientation

Section: Chapter Questions

Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...

See similar textbooks

Related questions

Q: 4. For the dipeptide Ala-Cys given below: „SH H,C H.N. LOH Ala-Cys dipeptide a. Draw a dingram of…

A: The isoelectric point of a protein is defined as the pH at which the net charge of a protein…

Q: 3. Consider the following amino acid: HS. он NH2 a. Draw this structure in a solution of potassium…

A: Introduction The given amino acid is Homocysteine. In a basic solution, the carboxyl group is…

Q: Draw the peptide chain (indicate if it is solid or hatched wedges) for the following and compute for…

A: Polypeptide molecules are composed of a sequence of amino acids where an amino group of each amino…

Q: A. What is the pH of a 0.15 M solution of acetic acid?

A: The pH of a solution is a measure of its acidity or basicity. It is a scale from 1-14. A lower value…

Q: draw the primary structure of the polypeptide at physiological pH range of 7.35-7.45 put the name of…

A: Polypeptides or peptides are composed of twenty standard amino acids attached together via peptide…

Q: Write on paper and use blue pen. Make a table please

A: 1) the First figure represented Option B carbohydrates which are naturally occurring compounds and…

Q: 2. Draw the structural formula of the amino acid asparagine that predominates in solution at each of…

A: Asparagine is a polar amino acid. It contains one amide group in its side chain which is not…

Q: ophobio, amPNo acius on the inside of the three-dimensional shape 3. Which sentences are'true: a. in…

A: The amino acids and the derivatives of the amino acids possess diverse functions in the body. The…

Q: amino acid T

A: The Fischer projection is a two-dimensional representation of a three-dimensional organic molecule…

Q: b the side chains of two molecules of isoleucine O ion-ion attraction O hydrogen bonding O disulfide…

A: Threonine is an amino acid that is used in the biosynthesis of proteins. It contains an alpha-amino…

Q: Identify if the following property is applicable to ALL the 20 standard amino acids: Insoluble in…

A: All amino acid have similar backbone structure of basic amino group (−NH2), and an acidic carboxyl…

Q: 5.) The side chain (R group) of tyrosine can hydrogen bond to water in two different ways. Use the…

A: Hydrogen bond is a type of noncovalent bond. Hydrogen bond is a bond between hydrogen and oxygen or…

Q: Draw 5 different amino acids (pentapeptide) that form Hydrogen Bonds within an aqueous environment.…

A: Proteins or polypeptides are unbranched polymers constructed from 20 standard α-amino acids. They…

Q: What is the region/point where AA is predominantly present as a (-2)-charged species? 5. The…

A: Amino acids are the biomolecules that contains alpha-amino and alpha-carboxylic acid groups in its…

Q: 4. Amphiphilic Lipids. Detergents are small amphiphilic molecules that tend to form micelles in…

A: Ionic detergents contain anionic or cationic head group long with their hydrophobic tails being…

Q: All of the following molecules are branched-chain amino acids EXCEPT 2 points H H TH C. H I H. HH H.…

A: Introduction: The correct choice is molecule C

Q: ◆ Arginine Phenylalanine ◆ Cysteine ◆ Serine Glutamic acid ◆ Glutamine ◆ Isoleucine Leucine A.…

A: There are 20 naturally occurring amino acids. In a polypeptide chain, the alpha amino and the alpha…

Q: Serine is an uncharged, polar amino acid (below and left). Threonine (below and right) is another…

A: Amino acids are the building blocks of protein molecules. They contain an amino group and a carboxyl…

Q: 1. Name and draw the structures of standard amino acids that would likely form hydrogen bonds with…

A: Protein structures are stabilized by covalent and non-covalent bond. Covalent bond include peptide…

Q: Mixtures of amino acids can be analyzed by first separating the mixture into its components through…

A: At a pH of 7, the side chain of some of the amino acids will be positively charged, some will be…

Q: 85. If a Cys-Cys disulfide bond is required in a structure, which amino acid could substitute for…

A: Biomolecules are organic molecules made up of mainly carbon and hydrogen but there are other…

Q: 1. Draw the tripeptide: Val-Leu-Met at pH 7 with the N-terminus to the left and C-terminus to the…

A: Amino acids are the monomers of peptides and they have two functional groups like amino group and…

Q: . The isoelectric point and the influence of pH of environment on dissociation of amino acids.

A: Isoelectric point is the pH at which the amino acid carries no charge and hence it would not migrate…

Q: 5. Tertiary structure of proteins. Their classification is relative to a given structure. Forces and…

A: Amino acids are biomolecules that are comprised of two functional groups, these are an amino group…

Q: 2. Amino Acid Stereochemistry. Hypothetical Situation: A novel amino acid is isolated from a…

A: Amino acids are biomolecules that have an amino group, a carboxyl group and a chemically diverse…

Q: ARTVIVGKSFSLGVDW. Calculate the number of charged groups in this peptide at pH 5. Use the provided…

A: There are seven amino acids with ionizable side chains. They are Glutamate (E), Aspartate (D),…

Q: which of the following about glycine- is true 9. Glycine is s an essentigl amine acid. b. Sylphyr…

A: Amino acids are biomolecules that are important for various functions in the cell. Amino acids form…

Q: 6. Draw the structures showing the different protonation states of Arg, and indicate their net…

A: Amino acids are organic compounds that are synthesized in a biochemical reactions by the organisms.…

Q: 9. Use pKa values from the table to calculate isoelectric points for these three amino acids. CH3 NH…

A: Amino acids contain atleast two ionizable groups-the alpha carboxylic acid group and the alpha-amino…

Q: Draw 5 different amino acids (pentapeptide) that form Hydrogen Bonds within an aqueous environment.…

A: The proteins are composed of amino acids that are joined together by peptide bonds. The structure of…

Q: Identify the structure of a fatty acid is trans 16:1 (9)

A: Option a:Structure: This option shows a fatty acid chain with 16 carbon atoms and one double bond in…

Q: 2. Shown below is a dipeptide. HN- HO. OH a. Over which pH range will the dipeptide predominantly…

A: An amino acid is a biomolecule with a hydrogen atom, an amino group, a carboxyl group and a…

Q: PIKE What is its charge at pH8? How many buffering regions does it have and write these regions down…

A: The PIKE peptide is composed of amino acids. The amino acids which make PIKE are isoleucine,…

Q: B. Pick any three different amino acids, link them together with peptide bonds, and draw the…

A: Amino acids are organic molecules containing an amino group and an acidic group hence the name amino…

Q: Which statement is most TRUE regarding peptide bonds?

A: A chemical bond is an enduring fascination between atoms, particles, or atoms that empowers the…

Q: Calculate the approximate MW of a protein with 341 amino acid residues and express it ing/mol and…

A: Given Values: Number of residues in the protein = 341 aa Average molecular weight of an amino acid =…

Q: 7. Aspartic acid has a side chain bearing a carboxylic acid group; its pK, is 4. The a-amino and…

A: Ans. 7) The pKa values tells us about the strength of an acid.

Q: What tertiary interaction would be expected between the following amino acids HN- OH CH- OH CH-CH)…

A: Amino acids are the building blocks for proteins or peptides, they are joined by the peptide…

Q: Hypoxanthine is an unusual nitrogenous base that can be formed from adenosine; it is not normally…

A: Functional groups of amino acids in enzymes present have the capacity to easily ionize. The…

Q: 4. Exhibit 4A The following question(s) refer to this peptide: Cys-Ala-Gly-Arg-Gln-Met Refer to…

A: The charge of the peptide is due to the ionizable groups present in the amino acids. The charge on…

Q: Select the properties that apply to the secondary structure beta-pleated sheets (select all that…

A: Beta pleated sheets are formed during the secondary structure formation of the protein In this there…

Q: 3. In a solution of alanine molecules, approximately what fraction of the alanine will exist as the…

A: Alanine is the simplest amino acid with the alpha-carboxyl and alpha-amino groups, and a methyl…

Q: The aromatic side chain of Trp residues in proteins and peptides can be chemically modified by two…

A: Amino acids are classified as acidic, basic, hydrophobic and polar neutral based on the nature of…

Question

1. Draw the predominant forms of glutamic acid with increasing pH. The pKas for the ionizable groups are
amino terminus = 9.67, carboxy terminus = 2.19, and side chain carboxylic acid = 4.25.
C
D
A
Charge:
Charge:
Charge
Charge
Lowest pH
Highest pH

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

A 100 mL solution of 0.1 M amino acid (AA) at pH 1.0 was titrated with 1.0 M NaOH solution. The pH was monitored, and the results were plotted on a graph, as shown below. The key points in the titration are designated I to VII. 12 12 II 1097 VI 8. V pH 6 4 39. 120 2 IV 0.5 1.5 2.5 Equivalents of OH
7. Answer and explain
Which of the amino acid side-chains would you expect to be protonated (i.e. has not lost its proton) under neutral pH conditions? Include reasons supporting your prediction.
Can you explain why this is ?
d.Which pairs are enantiomers? Which are diastereomers? e.Determine the absolute configuration of each chiral center in one pair of diastereomer.
6. Draw each of the following amino acids in the ionic form that predominates at pH 7. Show all charges. (Refer to table 16.3 on page 475 in the textbook.) 6.3. 6.4. 6.5
Help me pleaseeee
Which of the following is true about the amino acid A? Click all that apply. Ois considered hydrophobic Charge of-1 at pH=7.0 contains a acidic side chain O side chain can form H-bonds Charge of O at pH= 7.0
Identify what type of chemical interactions is involved in the following side chains of the peptide chain below: 3 H-Q 0-H 5. OH OH CH, 6. 9. 4. -- CH, 2. 200 CH, 12 CH CH, -NH,0-C 4 1. 15 3. CH.-OH O CH. 17 18 The following choices can be applied for the following type of chemical interactions. 20 21 Write: AB - if it is a salt bridge or ionic bond CD - if it's a H-bonding 23 24 EF - if it's a hydrophobic interactions GH - if it's a disulfide bond
6
3. One of the 20 standard amino acids is unusual in that its side chain contains a ring that incorporates the amine functional group of the amino acid. What is the name of this amino acid? What is its three-letter abbreviation and one-letter code? Write the chemical structure of this amino acid at physiological pH.
1