In extracellular proteins the amino acid Cyscan interact with another Cys to form a__bond sometimes called ________. Theformation of this covalent bond is areaction.a.O b. disulfide, cystine, oxidizingc. disulfide, cysteine, reducingd.disulfide, cystine, dehydrationO e. peptide, polypeptide, oxidizingpeptide, polypeptide, condensation

Proteins are composed of amino acids, which are bound together by peptide linkage. Amino acids…

Answered: In extracellular proteins the amino…

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

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Similar questions

The bonds that are important inthe secondary structure of a protein are a)hydrogen bonds b.peptide bonds c.hydrophobic interaction d.salt bridges e.disulfide bonds
The side chain of which residue can be hydrogen bond donor: a. Thr b. Ala c. Ile d. Pro e. Phe
Which of the following is NOT found in RNA? A. thymine B. adenine C. uracil D. cytosine E. guanine
Which of the following amino acid or types of amino acids are are rarely found in beta sheets? a. Polar charged amino acids b. Polar uncharged amino acids c. Non polar amino acids D. Glycine
A. A macromolecule composed of one or more polypeptides B. The monomer of polypeptides. C. The specific sequence of amino acids in a polypeptide. D. Structure of coils and/or folds of a polypeptide strueture. E. Structure of polypeptide resulting from interactions between R-groups. Contributes to unique 3D shape of molecule. F. Two or more polypeptides interacting to form a single functional unit. 1. Protein 2. amino acid 3. primary structure 4. secondary structure 5. tertiary structure 6. quaternary structure
.Amino acids a. have high dipole moments. b. are weak acids. c. with high molecular masses will be insoluble in water. d. are weak bases. Which statement is false?
The order and sequence of amino acids in a polypeptide determines what protein structure O A. non essential amino acids B. essential amino acids standard amino acids O D. alpha amino acids 5
Which of the following is incorrect about the beta-sheet? a. The strands in anti-parallel beta-sheets are usually connected with turns b. Side chains are alternated above and below the sheet C. Parallel beta-sheets are less stable than the anti-parallel ones Od. It is stabilized by hydrophobic interactions between the side chains of nonpolar residues
Most proteins denature at high temperatures. A. Are peptide bonds typically broken at high temperatures, yes or no? _________________ B. Does denaturation disrupt the primary structure of a protein, yes or no? __________________ C. Why do proteins denature at high temperatures? D. Is it likely that a denatured protein is able to perform its physiological function, yes or no? Why or why not? Thoughtfully defend your answer.
The following are functions of lipids EXCEPT A. Isolate cellular components from its environment B. Serve as signal molecules and mediators of cellular processes C. Membrane fluidity determinant D. Alternative energy source of cells O E. Facilitate movement of metabolites in and out of cells
Protein are folding to have a globular shape because they need to maximize O a. the number of disulfide bonds between strands O b. all of the three reasons O C. van der Waals interactions O d. hydrogen bonds interactions
Which of the following is incorrect about the peptide Arg-Asp-Cys-Tyr-Gln-Arg-Glu? It has six peptide bonds b. It has a net charge of zero at pH 7 It has six charged groups at pH 7 d. None; all the other choices are correct a. C.

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