**Question 2: Classification of Amino Acids****Instructions:**Classify the following amino acids as nonpolar, polar basic, polar acidic, or polar neutral.**Structures:**(a) - Structure: \ \[ \text{H}_2\text{N} - \text{CH} - \text{COOH} \] \[ \qquad |\text{CH} - \text{OH} \] \[ \qquad |\text{CH}_3 \](b) - Structure: \ \[ \text{H}_2\text{N} - \text{CH} - \text{COOH} \] \[ \qquad |\text{CH}_2 - \text{C} - \text{O} \] \[ \qquad \qquad \|\text{OH} \](c) - Structure: \ \[ \text{H}_2\text{N} - \text{CH} - \text{COOH} \] \[ \qquad |\text{CH}_2 - \text{CH} \] \[ \qquad \qquad |\text{CH}_3 \] \[ \qquad |\text{CH}_3 \](d) - Structure: \ \[ \text{H}_2\text{N} - \text{CH} - \text{COOH} \] \[ \qquad |\text{CH}_2 \] \[ \qquad \text{\large\textbf{{(} }} \quad \\ \quad \text{OH} \\ \text{\large\textbf{{)}}} \quad \hspace{1mm} \left( 229 \right) \] \[ \text{(benzene ring)} \]

Amino acids are the molecules that contain both amino and carboxylic acid groups. In living systems,…

Answered: Classify the following amino acids as…

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

Disulfide bonds help to stabilize the three-dimensional structure of proteins. What amino acids are involved in the formation of disulfide bonds? Does the formation of a disulfide bond increase or decrease entropy (ΔS)?
Circle the functional groups on the R-group of the AMINO ACIDS below that are capable of forming hydrogen bonds. How do you know? 1 O H₂N-CH-C-O H 6 H₂N-CH-C-O CH H₂ CH₂ H₂C 2 요 H₂N-CH-C-O CH, 7 ar 3 hods word no 4hom on oq H₂N-CH-8-0-H₂N-CH-8-0 H₂N-CH-8-0- CH₂ CH₂ H₂C 201 8 CH₂ CH CH CH₂ sizoda H₂C CH₂ 10. Birds 9 H₂N-CH-8-0 H₂N-CH-8-0- CH₂ OH CH H₂C OH 578 aloriool H₂N-CH-C-O CH₂ CH₂ 0=C o 5 0=c NH₂ 요 H₂N-CH-C-O CH₂ CH₂ CH₂ CH ₂ 10 H₂N © University of California, Davis
(i) Identify the type of sphingolipids A and B in Figure 2. CHS A CH3 в Figure 2 (ii) What structural similarities are shared by sphingolipids and proteins? (iii) Why are sphingolipids abundant in cell membrane?
Using the appropriate chemical structures describe the monomers and polymers for each of the following macromolecules; a) proteins b) carbohydrates
Which of the following pairs of amino acids can form hydrogen bonds between their side-chain groups? Draw the pairs that can hydrogen bond through their side chains and indicate the hydrogen bonds.(a) Phe, Thr (b) Asn, Ser (c) Thr, Tyr (d) Gly, Trp
The correct systematic name for the fatty acid below is: a) 3 octadecatrienoic acid b) 9 octadecatrienoic acid c) 3,6,9 octadecatrienoic acid d) 9,12,15 octadecatrienoic acid e) None of the above
An illustration of a simple triacylglycerol is given. Choose which type of fatty acid is described by each of the given phrase.
For the following lipid, answer the questions listed below. 0- HC-o (CH)),CH=CH(CH,);CH; H,C-o-c-(CH2);CH=CHCH,CH=CHỊCH,),CH, Is this lipid considered a fat or oil? a. b. How many H2 molecules would be needed to go through a complete hydrogenation reaction? Would the hydrogenated product (after hydrogenation has occurred) have a higher or lower mp than the original starting material? С.
1. (a) Arrange the following lipid molecules in the order of their relative melting points. Н.С — о-С-R Н.С — о-С-R H,C -0-ć- | НС —0—С-R НС —о-с-R' НС —о-с-R" H2C -0-Ċ-R H2C -0-C-R H2C -0-ċ-R" VI VII VIII (-olx). 0-ċ-R 180 —о-с-R 18-1 cisÃ9 -ċ-R") = 18:1transA9 (b) Give your reasons for your answer. (c) On heating lipid VI with aqueous NAOH, all the ester linkages were hydrolyzed. Draw the structure of each product of the hydrolysis. (e) Giving a reason for your answer, predict what would happen to the solubility of these products in water if, after the hydrolysis, excess acid was added to the medium to acidify it.
Identify the components of an amino acid in the following diagram. (a) ______________ (b) ______________ (c) ______________ (d) ______________
13) Like beans, eggs would be most likely to be deficient in at least one essential amino acid. True or False 14) There are hydrophilic interactions between the following R groups in the tertiary structure of a protein. True or False -CH2 CO- and -CH2CH2CH2CH2NH3+ 15) In digestion, proteins are broken down into amino acids in a hydrolysis reaction. True or False 16) The ionized form of all ami o acids at physiological pH (7.4) has a net charge of zero. True or False
For each of the following pairs of amino acids, identify the strongest type of intermolecular forces involved when the side chains interact. Explain in terms of the chemical structures of the amino acid side chains. Use the following list: disulfide bridge, hydrogen bonding, hydrophobic interaction, or salt bridge. a) D and H b) C and C c) L and A d) G and S e) N and T

SEE MORE QUESTIONS

Recommended textbooks for you

Biochemistry

ISBN:

9781319114671

Author:

Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:

W. H. Freeman

Lehninger Principles of Biochemistry

Biochemistry

ISBN:

9781464126116

Author:

David L. Nelson, Michael M. Cox

Publisher:

W. H. Freeman

Fundamentals of Biochemistry: Life at the Molecul…

Biochemistry

ISBN:

9781118918401

Author:

Donald Voet, Judith G. Voet, Charlotte W. Pratt

Publisher:

WILEY

Biochemistry

ISBN:

9781319114671

Author:

Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:

W. H. Freeman

Lehninger Principles of Biochemistry

Biochemistry

ISBN:

9781464126116

Author:

David L. Nelson, Michael M. Cox

Publisher:

W. H. Freeman

Fundamentals of Biochemistry: Life at the Molecul…

Biochemistry

ISBN:

9781118918401

Author:

Donald Voet, Judith G. Voet, Charlotte W. Pratt

Publisher:

WILEY

Biochemistry

ISBN:

9781305961135

Author:

Mary K. Campbell, Shawn O. Farrell, Owen M. McDougal

Publisher:

Cengage Learning

Biochemistry

ISBN:

9781305577206

Author:

Reginald H. Garrett, Charles M. Grisham

Publisher:

Cengage Learning

Fundamentals of General, Organic, and Biological …

Biochemistry

ISBN:

9780134015187

Author:

John E. McMurry, David S. Ballantine, Carl A. Hoeger, Virginia E. Peterson

Publisher:

PEARSON

SEE MORE TEXTBOOKS

Classify the following amino acids as nonpolar, polar basic, polar acidic, or polar neutral. (a) (b) (c) (d) H2N-CH-C-OH H,N CH-C-OH H2N-CH-C-OH H2N-CH-C-OH CH2 CH-OH CH2 CH2 C=0 CH-CH3 CH3 OH CH3 229 OH