Essential Organic Chemistry (3rd Edition)
3rd Edition
ISBN: 9780321937711
Author: Paula Yurkanis Bruice
Publisher: PEARSON
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Chapter 19.13, Problem 18P
Interpretation Introduction
Interpretation:
A mechanism has to be proposed from glutamate in two steps using ATP and ammonia.
Concept introduction:
Transamination: The reaction that transfers amino group into
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Chapter 19 Solutions
Essential Organic Chemistry (3rd Edition)
Ch. 19.4 - Prob. 1PCh. 19.4 - How many molecules of NADH are formed from the...Ch. 19.4 - Why does the OH group add to the -carbon rather...Ch. 19.5 - Prob. 4PCh. 19.5 - Prob. 5PCh. 19.5 - The oxidation of glyceraldehyde-3-phosphate to...Ch. 19.5 - Prob. 7PCh. 19.6 - Prob. 8PCh. 19.6 - Prob. 9PCh. 19.6 - Propose a mechanism for the reduction of...
Ch. 19.7 - Prob. 11PCh. 19.8 - Acid-catalyzed dehydration reactions are normally...Ch. 19.8 - Prob. 13PCh. 19.8 - Prob. 14PCh. 19.8 - Prob. 15PCh. 19.9 - Prob. 16PCh. 19.10 - a. What is the name of the enzyme that converts...Ch. 19.13 - Prob. 18PCh. 19 - Prob. 19PCh. 19 - Prob. 20PCh. 19 - Prob. 21PCh. 19 - Prob. 22PCh. 19 - Prob. 23PCh. 19 - Prob. 24PCh. 19 - Prob. 25PCh. 19 - Prob. 26PCh. 19 - Prob. 27PCh. 19 - Prob. 28PCh. 19 - Prob. 29PCh. 19 - Prob. 30PCh. 19 - Prob. 31PCh. 19 - Prob. 32PCh. 19 - Prob. 33PCh. 19 - Prob. 34PCh. 19 - Prob. 35PCh. 19 - Prob. 36PCh. 19 - Prob. 37PCh. 19 - Prob. 38PCh. 19 - Prob. 39PCh. 19 - Prob. 40PCh. 19 - Prob. 41PCh. 19 - Prob. 42PCh. 19 - Prob. 43PCh. 19 - Prob. 44PCh. 19 - UDP-galactose-4-epimerase converts UDP-galactose...Ch. 19 - A student is trying to determine the mechanism for...Ch. 19 - What would be the results of the experiment in...
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- Show chemical structures for treatment and their mechanism of action for a defective enzyme: Glucose-6-phosphate dehydrogenase.arrow_forwardSuggest a name for an enzyme that catalyzes each of the following reactions. a. Hydrolysis of lactose b. Oxidation of nitrite c. Decarboxylation of citrate d. Reduction of oxalatearrow_forwardChoose a different family of natural products derived from the acetate pathway and propose how such pathway would overlap with the cannabinoid?arrow_forward
- >Write all the steps in the transamination reaction of PMP with a -ketoglutarate plus a lysine residue in the enzyme to give the PLP–enzyme imine plus glutamate.arrow_forwardThe vitamin Niacin is used to form nicotinamide adenosine dinucleotide, which readily shuttles between its oxidized (NAD+) and reduced (NADH) forms. The latter serves as a cellular equivalent to NaBH4. The essential portions of the structures are shown below. Outline a mechanism for the cellular conversion of pyruvate to lactate. (Note: like NaBH4, NADH cannot reduce carboxylic acid carbonyls).arrow_forwardMatch the following general enzyme names and reactions catalyzed: Enzyme Reaction catalyzed a. decarboxylase b. phosphatase c. peptidase d. esterase formation of ester linkages removal of carboxyl groups from compounds hydrolysis of peptide linkages hydrolysis of phosphate ester linkagesarrow_forward
- Acetolactate synthase is another TPP-requiring enzyme. It transfers the acyl group of pyruvate to another molecule of pyruvate, forming acetolactate. This is the first step in the biosynthesis of the amino acids valine and leucine. Propose a mechanism for this reaction.arrow_forwardSuggest a name for the enzyme that converts malate to oxaloacetate in step [8] of the citric acid cyclearrow_forwardGiventhatthechangeinGibbsfreeenergyforthehydrolysisofATPcorresponds to ∆rGm = −31 kJ mol-1 under the conditions prevailing in a typical cell, can the hydrolysis drive the formation of glutamine?arrow_forward
- Galactose can enter the glycolytic cycle but it must first react with ATP to form galactose-1-phosphate. Propose a mechanism for this reaction.arrow_forwardIn the first step of aminoacyl group linkage to a tRNA, an amino acid reacts with ATP to yield an aminoacyl-AMP and pyrophosphate. The bond between the amino acyl group and the AMP is described as a mixed anhydride. Explain the differences between an anhydride bond and a mixed anhydride bond. Why is this reaction irreversible?arrow_forwardWhich enzyme would catalyze the reaction illustrated below? triacylglycerol + 3H2O → glycerol + 3 fatty acids Group of answer choices a. sucrase b.galactosidase c. lipase d.peptidasearrow_forward
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