EP FUND.OF GENERAL,ORG...-MOD.MASTERING
8th Edition
ISBN: 9780134326061
Author: McMurry
Publisher: PEARSON CO
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Chapter 14, Problem 14.64CP
Interpretation Introduction
Interpretation:
The difference should be explained for the antiseptic and a disinfectant.
Concept introduction:
Antiseptic: Antiseptic is safely kills the microorganisms on living tissue.
Disinfectant: Disinfectant is used only on non-living objects.
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You have isolated a protein and determined that the native molecular weight of the holoenzyme is 160 kD using size exclusion chromatography. Analysis of this protein using SDS-PAGE revealed 2 bands, one at 100 kD and one at 30 kD.
Describe the architecture of the polypeptide component of this enzyme.
In a cell free preparation of beta-lactamase, penicillin is hydrolyzed in a D2O enriched assay. After one round of catalysis, where would you anticipate finding Deuterium?
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Chapter 14 Solutions
EP FUND.OF GENERAL,ORG...-MOD.MASTERING
Ch. 14.1 - Identify each of the following compounds as an...Ch. 14.1 - Prob. 14.2PCh. 14.2 - Prob. 14.3PCh. 14.2 - Prob. 14.4PCh. 14.2 - Prob. 14.5PCh. 14.3 - Prob. 14.6PCh. 14.3 - For each of the following molecules, (i) redraw...Ch. 14.4 - Prob. 14.1MRPCh. 14.4 - Provide the mechanism for the dehydration of...Ch. 14.4 - Prob. 14.3MRP
Ch. 14.4 - Prob. 14.8PCh. 14.4 - What alcohols yield the following alkenes as the...Ch. 14.4 - Prob. 14.10KCPCh. 14.4 - What products would you expect from oxidation of...Ch. 14.4 - Prob. 14.12PCh. 14.4 - Prob. 14.13KCPCh. 14.5 - Prob. 14.14PCh. 14.5 - Prob. 14.15PCh. 14.7 - Prob. 14.1CIAPCh. 14.7 - Prob. 14.2CIAPCh. 14.7 - Prob. 14.3CIAPCh. 14.7 - Prob. 14.16PCh. 14.8 - What disulfides would you obtain from oxidation of...Ch. 14.9 - Prob. 14.18PCh. 14.10 - Prob. 14.19PCh. 14.10 - Prob. 14.20PCh. 14.10 - Prob. 14.4CIAPCh. 14.10 - Prob. 14.5CIAPCh. 14.10 - Prob. 14.6CIAPCh. 14.10 - Prob. 14.7CIAPCh. 14 - Prob. 14.21UKCCh. 14 - Prob. 14.22UKCCh. 14 - Prob. 14.23UKCCh. 14 - Prob. 14.24UKCCh. 14 - Prob. 14.25UKCCh. 14 - How do alcohols, ethers, and phenols differ...Ch. 14 - What is the structural difference between primary,...Ch. 14 - Prob. 14.28APCh. 14 - Prob. 14.29APCh. 14 - The Taxane nucleus is shown here; it is the basis...Ch. 14 - Vitamin E has the structure shown. Identify the...Ch. 14 - Give systematic names for the following alcohols:...Ch. 14 - Give systematic names for the following compound...Ch. 14 - Draw structures corresponding to the following...Ch. 14 - Draw structures corresponding to the following...Ch. 14 - Prob. 14.36APCh. 14 - Locate the alcohol functional groups in the taxane...Ch. 14 - Prob. 14.38APCh. 14 - Prob. 14.39APCh. 14 - Prob. 14.40APCh. 14 - Prob. 14.41APCh. 14 - Prob. 14.42APCh. 14 - Prob. 14.43APCh. 14 - Assume that you have samples of the following two...Ch. 14 - Which of the following alcohols can undergo...Ch. 14 - The following alkenes can be prepared by...Ch. 14 - Prob. 14.47APCh. 14 - Prob. 14.48APCh. 14 - What alcohols would you oxidize to obtain the...Ch. 14 - Prob. 14.50APCh. 14 - What is the structural relationship between a...Ch. 14 - Prob. 14.52APCh. 14 - Prob. 14.53APCh. 14 - Prob. 14.54APCh. 14 - Prob. 14.55APCh. 14 - Prob. 14.56APCh. 14 - Prob. 14.57APCh. 14 - Identify the chiral center(s) in each of the...Ch. 14 - Are the following molecules chiral or achiral? If...Ch. 14 - Prob. 14.60CPCh. 14 - Prob. 14.61CPCh. 14 - 1-Propanol is freely soluble in water, 1-butanol...Ch. 14 - Prob. 14.63CPCh. 14 - Prob. 14.64CPCh. 14 - Prob. 14.65CPCh. 14 - Prob. 14.66CPCh. 14 - Prob. 14.67CPCh. 14 - Prob. 14.68CPCh. 14 - Prob. 14.69CPCh. 14 - Prob. 14.70CPCh. 14 - Prob. 14.71CPCh. 14 - Prob. 14.72CPCh. 14 - (a)Draw all possible cyclic C7H14O alcohol isomers...Ch. 14 - Prob. 14.74GPCh. 14 - Prob. 14.75GP
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- To map the active site of -lactamase, the enzyme was hydrolyzed with trypsin to yield a hexapeptide (P1) with the following amino acids. Glu, Lys, Leu, Phe, Met, and Ser. Treatment of P1 with phenyl isothiocyanate yielded a PTH derivative of phenylalanine and a peptide (P2). Treatment of P1 with cyanogenbromide gave an acidic tetrapeptide (P3) and a dipeptide (P4).Treatment of P2 with 1-fluoro-2,4-dinitrobenzene, followed by complete hydrolysis, yields N-2,4-dinitrophenyl-Glu. P1, P2, and P3 contain the active site serine. question: the b-lactamase hydrolyzes the lactam-ring in antibiotics like penicillin. Describe the mechanism, of hydrolysis, insuring to include the involvement of S, D, and K in the reaction sequence. Please help!arrow_forwardThree of these amino acids participate in the proteolytic hydrolysis of polypeptides. Show the charge-relay network generated by the serine proteases and identify the nucleophilic species that initiates the hydrolysis. please help!arrow_forwardYou have isolated a protein and determined that the native molecular weight of the holoenzyme is 160 kD using size exclusion chromatography. Analysis of this protein using SDS-PAGE revealed 2 bands, one at 100 kD and one at 30 kD. 1. Describe the architecture of the polypeptide component of this enzyme. 2. The enzyme was found to be 0.829% NAD (by weight). What further can be said regarding the architecture? can you please help me with question number 2arrow_forward
- To map the active site of -lactamase, the enzyme was hydrolyzed with trypsin to yield a hexapeptide (P1) with the following amino acids. Glu, Lys, Leu, Phe, Met, and Ser. Treatment of P1 with phenyl isothiocyanate yielded a PTH derivative of phenylalanine and a peptide (P2). Treatment of P1 with cyanogenbromide gave an acidic tetrapeptide (P3) and a dipeptide (P4).Treatment of P2 with 1-fluoro-2,4-dinitrobenzene, followed by complete hydrolysis, yields N-2,4-dinitrophenyl-Glu. P1, P2, and P3 contain the active site serine. Question: although S, K, and D are involved in the catalysis, the E in this hexapeptide does not participate in the hydrolysis of the b-lactam ring. Why is that?arrow_forwardTo map the active site of beta-lactamase, the enzyme was hydrolyzed with trypsin to yield a hexapeptide (P1) with the following amino acids. Glu, Lys, Leu, Phe, Met, and Ser. a) Using the experimental results described below deduce the primary sequence of the active site hexapeptide. Treatment of P1 with phenyl isothiocyanate yielded a PTH derivative of phenylalanine and a peptide (P2). Treatment of P1 with cyanogenbromide gave an acidic tetrapeptide (P3) and a dipeptide (P4).Treatment of P2 with 1-fluoro-2,4-dinitrobenzene, followed by complete hydrolysis, yields N-2,4-dinitrophenyl-Glu. P1, P2, and P3 contain the active site serine. please help!arrow_forwardThe beta-lactamase hydrolyzes the lactam-ring in penicillin. Describe the mechanism of hydrolysis, insuring to include the involvement of S, D, & K in the reaction sequence. Please helparrow_forward
- To map the active site of beta-lactamase, the enzyme was hydrolyzed with trypsin to yield a hexapeptide (P1) with the following amino acids. Glu, Lys, Leu, Phe, Met, and Ser. Treatment of P1 with phenyl isothiocyanate yielded a PTH derivative of phenylalanine and a peptide (P2). Treatment of P1 with cyanogenbromide gave an acidic tetrapeptide (P3) and a dipeptide (P4).Treatment of P2 with 1-fluoro-2,4-dinitrobenzene, followed by complete hydrolysis, yields N-2,4-dinitrophenyl-Glu. P1, P2, and P3 contain the active site serine. Why doesn't D in this hexapeptide not participate in the hydrolysis of the beta-lactam ring even though S, K, and D are involved in the catalyst?arrow_forwardTo map the active site of -lactamase, the enzyme was hydrolyzed with trypsin to yield a hexapeptide (P1) with the following amino acids. Glu, Lys, Leu, Phe, Met, and Ser. Treatment of P1 with phenyl isothiocyanate yielded a PTH derivative of phenylalanine and a peptide (P2). Treatment of P1 with cyanogenbromide gave an acidic tetrapeptide (P3) and a dipeptide (P4).Treatment of P2 with 1-fluoro-2,4-dinitrobenzene, followed by complete hydrolysis, yields N-2,4-dinitrophenyl-Glu. P1, P2, and P3 contain the active site serine. Using the experimental results described above derive the primary sequence of the active site hexapeptide. Please help!arrow_forwardWhich type of enzyme catalyses the following reaction? oxidoreductase, transferase, hydrolase, lyase, isomerase, or ligase.arrow_forward
- +NH+ CO₂ +P H₂N + ATP H₂N NH₂ +ADParrow_forwardWhich type of enzyme catalyses the following reaction? oxidoreductase, transferase, hydrolase, lyase, isomerase, or ligase.arrow_forwardWhich features of the curves in Figure 30-2 indicates that the enzyme is not consumed in the overall reaction? ES is lower in energy that E + S and EP is lower in energy than E + P. What does this tell you about the stability of ES versus E + S and EP versus E + P.arrow_forward
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