for upvote answer these Consider the amino-acid sequence Lys-Phe-Val-His *All of them are essential amino acidsOnly two are essential amino acidsAll of them are non-essential amino acids Which of the following amino acid residues are likely to be in the interior of a globularprotein? Ile, Phe, Glu, His, Lys, Asp, Trp *lle, Phe, TrpGlu, His, LysAsp, Trp, PheGlu, Phe, lle

Proteins are formed of the 20 standard amino acids, these 20 amino acids are again also…

Answered: Which of the following amino acid…

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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Which of the following correctly describes the 3 amino acids that are most likely to undergo phosphorylation? a) Serine, threonine, tyrosine b) Cysteine, tryptophan, tyrosine c) Serine, tyrosine, cysteine d) Tyrosine, asparagine, serine
Which of the following amino acids have R groups that have hydrogen- bonding potential? Ala, Gly, Ser, Phe, Glu, Tyr, Ile, and Thr
In the stomach, what is the expected protonation state of the side chain of amino acid D? a)Deprotonated b)Protonated c)Neither, amino acid D does not have an ionizable side-chain Please explain with correct and typed answer, no copy paste (no AI generated answer)
Of the following amino acids, which 3 are most likely to be found on surface of a single protein. a) Arg b) Trp c) Cys d) Phe e) Leu f) Lys
Which of the following amino acids would you expect to find more often near the center of a folded globular protein? Which ones would you expect to find more often exposed to the outside? explain your answers. Ser, Ser-p (a Ser residue that is phosphorylated), Leu, Lys, Gln, His, Phe, Val, Ile, Met, Cys–S–S–Cys (two cysteines that are disulfide- bonded), and Glu. Where would you expect to find the most N-terminal amino acid and the most C-terminal amino acid?
Select the amino acid sequence that would most likely be located in the interior of a water soluble globular protein. A. Ala-Val-Leu-Met-Pro B. Met-Glu-Ala-Ser- Asn C. Thr-Phe-Glu-Gln-Ser D. Ser-Asn-Tyr-Thr-Val
which of the classes of amino acids can have phophaste group added to them? and name three specific amino acids to whcih phophase group can be added
Draw all the Amino Acids- All 19 – Draw out the Peptide backbone atoms and draw out the side chains for the amino acid at pH 1, 7 and 13. alanine - ala - A arginine - arg - R asparagine - asn - N aspartic acid - asp - D cysteine - cys - C glutamine - gln - Q glutamic acid - glu - E glycine - gly - G histidine - his - H isoleucine - ile - I leucine - leu - L lysine - lys - K methionine - met - M phenylalanine - phe - F proline - pro - P serine - ser - S threonine - thr - T tryptophan - trp - W tyrosine - tyr - Y valine - val - V
When a protein is folded in aqueous solution, some residues are driven inside to form a “hydrophobic core” which is far away from the water molecule. Which pair of the following residues are likely to be in the “hydrophobic core”? a. Gln and His b. Thr and Val c. Asp and Arg d. Ser and Tyr e. Ile and Leu
Which of the following statements is TRUE when aspartic acid in a protein is positioned in proximity with glutamic acid? The pKa of aspartic is increased. The proton dissociation from aspartic acid side chain is favored. The pKa of aspartic acid is decreased The pKa of aspartic acid is unaffected.
In each of the following two groups of amino acids, which amino acid would be the easiest to distinguish from the other two amino acids in the group, based on a titration? (a) gly, leu, lys (b) glu, asp, ser
Which of the following amino acid pairs may form hydrogen bonds between eachother (select all that apply)? A. Proline and Proline B. Arginine and Aspartate C. Lysine and Glutamate D. Alanine and Aspartate E. Lysine and Asparagine

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Which of the following amino acid residues are likely to be in the interior of a globular protein? Ile, Phe, Glu, His, Lys, Asp, Trp * O lle, Phe, Trp O Glu, His, Lys O Asp, Trp, Phe Glu, Phe, lle