Choose any/all amino acids that have a charged/ionized R group at physiological pH. Group of answer choices Arginine (Arg) Asparagine (Asn) Isoleucine (Ile) Valine (Val) Glutamine (Gln) Lysine (Lys)
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Choose any/all amino acids that have a charged/ionized R group at physiological pH.
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- The dynorphins are a group of opioid peptides that play an important role in changes in the brain associated with cocaine addiction. One of these peptides, dynorphin A, contains the following amino acid sequence: Tyr–Gly–Gly–Phe–Leu–Arg–Arg–Ile–Arg–Pro–Lys–Leu–Lys. Draw the amino acids and peptide fragments formed when dynorphin A is treated with each reagent or enzyme: (a) chymotrypsin; (b) trypsin; (c) carboxypeptidase; (d) C6H5N=C=S.List the name of two amino acids that belong to each of these type of amino acids: Nonpolar (hydrophobic) polar(uncharged) positively charged (basic) negatively charged (acidic)Identify the nonpolar amino acids and the acidic aminoacids in the following peptide:Glu-Thr-Val-Asp-Ile-Ser-Ala
- Which among the following indicates correct the three-letter abbreviation and one-letter abbreviation for the specified amino acid? O Tyrosine (Tyr. T) Glutamine (Gln, Q) Phenylalanine (Phe, P) Asparagine (Asp. D)Which of the following amino acids would most likely exhibit hydrophobic interaction with isoleucine? Oserine Omethionine Oglutamate threonine arginine Previous MAnswer the following questions based on the structure of the following peptide and the information in the attached table of enzyme activities. M-F-V-W-E-Q-A-P-S-P-L Subjecting this peptide to trypsin would result in OA Met-Phe-Val-Trp-Glu-Gin-Ala-Pro-Ser-Pro-Lys Met-Phe-Val-Trp-Glu-Gin-Ala-Pro-Ser-Pro-Leu OB. Met-Phe-Val-Trp-Glu-Gin-Arg-Pro-Ser-Pro-Leu OC. D. Met-Phe-Val-Trp-Glu-Gin-Arg and Pro-Ser-Pro-Lys O E. Met-Phe-Val-Trp and Glu-Gin-Arg-Pro-Ser-Pro-Leu
- Indicate whether each of the following amino acids is polar,nonpolar, acidic, or basic:a. glycineb. tyrosinec. glutamic acidd. histidinee. prolinef. lysineg. cysteineh. asparaginei. valinej. leucineWhich of the following about the glycosylation of proteins in the ER is false? Dolichol phosphate serves as a lipid carrier. Oligosaccaryltransferase add the oligosaccharide to the protein. The oligosaccharide ‘tree’ is made up of glucose and mannose. Asn-X-Ser/Thr serves as the glycosylation site on the protein. Carbohydrates are added to the lipid carrier by glycosyltransferases.Classify these amino acids as acidic, basic, neutral polar, or neutral nonpolar. Glutaminc Acid, Threonine, Tyrosine, Valine, and tryptophan
- The image below shows an amino acid at physiological pH. Answer the following questions about this amino acid. H | // - c H3N* | CH2 CH2 | H2N a. How many carbons are in this amino acid's side chain? Entry Format: please type your answer as a number. 3 b. Is the side chain of this amino acid ionized at physiological pH? Entry Format: Please type the word yes or no without any capitalization. yes c. At physiological pH, amino acids have two ionic charges, one positively charged group and one negatively charged group. What is the term for this sort of molecule? Entry Format: Please type your response with all lowercase letters.Choose any/all amino acids that have an uncharged/polar R group at physiological pH. ARG-ARGININE LYS-LYSINE VAL-VALINE GLN-GLUTAMINE ASN-ASPARAGINE ILE-ISOLEUCINETranslate the following amino acid sequence into one-letter code: Glu-Leu-Val-Ile-Ser-IleSer-Leu-IleVal-Ile-Asn-Gly-Ile-Asn-Leu-Ala-SerValGlu-Gly-Ala-Ser