Answered: What acyl groups have we seen…

Science

Chemistry

What acyl groups have we seen transferred by reactions that require thiamine pyrophosphate as a coenzyme

Organic Chemistry

9th Edition

ISBN:9781305080485

Author:John E. McMurry

Publisher:John E. McMurry

Chapter28: Biomolecules: Nucleic Acids

Section28.SE: Something Extra

Problem 19MP: One of the steps in the metabolic degradation of guanine is hydrolysis to give xanthine. Propose a...

See similar textbooks

Related questions

Q: Provide a synthetic pathway for curcumin from Malonyl-CoA

A: Full synthetic pathway for given conversion is shown below -

Q: Propose a mechanism for the reduction of acetaldehyde by NADH to ethanol

A: The mechanism for the reduction of acetaldehyde by NADH (nitcotinamide adenine dinucleotide) to…

Q: Draw a stepwise mechanism for the conversion of geranyl diphosphate to α-terpinene. Steroids

A: In this question, we will Draw a complete stepwise mechanism for this given transformation. You can…

Q: FADH2 reduces α,β-unsaturated thioesters to saturated thioesters. The reaction is thought to take…

A: Given: The reaction is thought to take place by the mechanism that involves the radicals, The…

Q: Propose a mechanism for the formation of fructose-1,6-bisphosphate from dihydroxyacetone phosphate…

A: Given: Formation of fructose-1,6-bisphosphate from dihydroxyacetone phosphate and…

Q: Glutamic-y-semialdehyde (GSA) is an intermediate in the proline biosynthetic pathway in plants. It…

A: The given reaction is an intramolecular reductive amination reaction. In the reductive amination…

Q: 15. Show the hydrolysis reaction using lipase of a triglyceride containing an omega-3-fatty acid,…

A: Given: Glyceride with omega-3-fatty acid, saturated fatty acid and omegar-6-fatty acid.

Q: Palmitic acid is a saturated 16-carbon fatty acid with a straight chain. How many moles of…

A: Prior to thefatty acidsynthesis, acetyl-CoA is carboxylated to malonyl-CoA. Then both compound…

Q: Predict the products formed when the following sugars react with excess acetic anhydrideand…

A: The product formed during the reaction of the α-D- glucopyranose sugar with excess acetic anhydride…

Q: The tartaness of some wines is high concentration of l malate.write a consequence of reactions…

A: Under anaerobic conditions means absence of oxygen, yeast will utilize carbon dioxide to ferment.…

Q: 9. Propose an efficient svnthesis for each of the following transformations: (d) -

Q: What is the product of the reaction of maleate and H2O when H2SO4 is used as a catalyst instead of…

A: The given reactant fumarate undergoes acid catalysed hydration reaction in presence of H2SO4 and…

Q: Which

A: We will writE the eliminated product in the reaction

Q: draw the chemical structures of the reactant and product of the following reactions: a.) addition…

Q: Draw the structure of the expected product when monosaccharide A undergo mutarotation upon…

A: In this question, first step is ring opening because when we adding water on it then it's showing…

Q: Which reaction is catalyzed by debranching enzyme? Hydrolysis of alpha 1->4 glycosidic bonds O…

A: Correct option is 3. Debranching enzyme is catalysed by the Hydrolysis of alpha1-6 glycosidic bonds…

Q: Draw the product for the tollowing hydrolysis Ht + H2O -C-0- ren Free

A: Ester hydrolysis: When an ester is hydrolyzed in presence of an acid, an alcohol and a carboxylic…

Q: The oxidative decarboxylation of 2-ketobutanoic acid (2-ketobutyric acid) is one step in the…

A: The given compound is,

Q: CH3 e+ H* CH, e+ 2H* -CH3 H3C H3C H3C H3C H3C, H3C, `R `R 10 CH3 OH Semiquinone intermediate…

A: This reaction proceeds via free radical mechanism. First radical is formed which forms anion and…

Q: a. Draw the flavene molecule that would result from the direct reaction of epigallocatechin with…

A: Wine is hydroalcoholic Compound that comprises wide variety of chemicals. Flavonoid is major group…

Q: Draw the product(s) formed when the triacylglycerol A is treated with: a) H2O, H+ (acidic medium)…

Q: SHOW/IDENTIFY the arrow pushing mechanism in at least 4 steps. CH,OPO- c=0 | 2 HO-CH, CH,OPO- | 1…

A: The objective of the question is to show the arrow pushing mechanism in at least 4 steps .

Q: Predict the products formed when the following sugars react with excess acetic anhydrideand…

A: Given reactions,

Q: Show how the following amino acids might be formed in the laboratory by reductiveamination of the…

A: a). The synthesis of alanine in the laboratory by reductive amination of the appropriate α-ketoacid…

Q: Match the coenzymes and/or substrates with their corresponding glycolytic enzymes. Note that an…

A: Here the coenzyme or substrates are ATP, NAD+,Dihydroxy acetone phosphate and their glycolytic…

Q: Draw structures that show the similarity between the decarboxylation of the pyruvate–TPP…

A: Thiamine pyrophosphate (TPP) is the coenzyme required by enzymes that catalyse the transfer of an…

Q: Describe how coenzyme A is important in the thiolase-catalyzed reaction.

A: Proteins that function as biological catalysts are known as enzymes. Catalysts help to speed up…

Q: HN- proline O₂, H₂O co₂ H₂O CO₂ pyrroline- 5-carboxylate H NADP+ CO₂ NADPH NH₂ glutamate…

A: Catabolism refers to the series of enzyme-catalyzed reactions that break down or degrade relatively…

Q: 11. The following molecule is part of the mechanism for fatty acid oxidation. Draw the alpha…

A: In the given case, the base will abstract an acidic proton which is present at the alpha position…

Q: Explain how α-tocopherol and ascorbate work together in suppressing the oxidation of polyunsaturated…

Q: Identify the metabolite(s). O Glycerol O N2 O Insulin O Glucose

A: Metabolites are the intermediate products of metabolic reactions catalyzed by various enzymes that…

Q: Which compound in each of the following pairs is the better reducing agent? a. NADH/H2O b.…

Q: The two nitrogens in urea arise directly from: Ammonia and aspartic acid Carbamoyl phosphate and…

A: Molecular formula of urea contains two nitrogen atom NH2CONH2

Q: Acetolactate synthase transfers the acyl group of pyruvate to alpha-ketobutyrate. This is the first…

Q: Which of the following has the highest iodine number? A. 1-oleyl-2-arachidonyl-3-palmitoyl glyceride…

A: Iodine number: Iodine number measures the degree of unsaturation of an oil, fat or wax. The…

Q: Show how the following amino acids might be formed in the laboratory by reductiveamination of the…

Q: What acyl group is transferred by thiamine pyrophosphate in the fourth reaction of the citric acid…

A: Citric acid cycle: Citric acid cycle involves eight series of reaction which converts acetyl group…

Q: STRUCTURE OF SUGAR DERIVATIVE PRODUCED NAME OF SUGAR DERIVATIVE TYPE OF SUGAR DERIVATIVE REACTANTS…

A: Since you have asked a question with multiple subparts we will answer only first three subparts for…

Q: E. Starting with, alpha-ketoglutarate, ammonia and pyruvate, diagram, using structural formulae, the…

Q: Cells can also convert a-keto acids into amino acids, but because the reagents organic chemists use…

Q: Show how you would convert oleic acid to the following fatty acid derivatives.(a) octadecan-1-ol

A: The double bond of oleic acid is reduced by reaction with hydrogen in the presence of nickel and…

Q: Show how the following amino acids might be formed in the laboratory by reductiveamination of the…

A: The structure of serine is shown below.

Q: Complete the transamination reaction by matching the appropriate atoms or groups to the molecules.…

A: we have to complete the given reaction by placing the appropriate groups in the boxes

Q: Pyruvate carboxylase is thought to activate CO2 by ATP, through formation of carboxyphosphate as an…

A: The carboxyphosphate molecule so formed makes the carbon dioxide readily available for biotin…

Q: Glyceryl tricaprate (or tricaprin) is a triacylglycerol used in foods, drugs, and cosmetics as an…

A: Given,

Q: What acyl group does pyruvate decarboxylase transfer to a proton?

A: Carboxy-lyases, also known as decarboxylases, are carbon-carbon lyases that add or remove carboxyl…

Q: How Stemoamide is synthesized ?

A: Synthesization of Stemoamide has to given below.

Q: 2. Using arrow formalism, draw the reaction mechanism for the steps of glycolysis specified below.…

Q: Draw the organic products formed in the attached reaction

A: Amino acid on treatment with acetic anhydride forms N-acylated amino acid. Which on treatment with…

Q: structure of a monoacylglycerol (MAG) structure of the product of the reaction catalysed by ACAT

Concept explainers

Vitamins and Coenzymes

A class of organic compounds needed in the human body for normal activities is known as vitamins. They are characterized into two parts depending upon their solubility in water. They can act as coenzymes, cofactors, or prosthetic groups for enzymes.

Question

What acyl groups have we seen transferred by reactions that require thiamine pyrophosphate as a coenzyme

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

What acyl group does pyruvate decarboxylase transfer to a proton?
draw the chemical structures of the reactant and product of the following reactions: a.) addition of a phosphate group to (ex: phosphorylation of) glycose b.) addition of a phosphate group to (ex: phosphorylation of) fructose-6-phosphate c.) addition of a phosphate group to (ex: phosphorylation of) phosphoenolpyruvate
The 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).
Give the products of periodic acid oxidation of each of the following. How many moles of reagent will be consumed per mole of substrate in each case? (a) d-Arabinose (b) d-Ribose (c) Methyl β-d-glucopyranoside
Cells can also convert a-keto acids into amino acids, but because the reagents organic chemists use for this reaction are not available in cells, they carry out this reaction by a different mechanism. a. What amino acid is obtained from the reductive amination of each of the following metabolic intermediates in a cell by reductive amination? b. What amino acids are obtained from the same metabolic intermediates when the amino acids are synthesized in the laboratory?
Show how the following amino acids might be formed in the laboratory by reductiveamination of the appropriate a@ketoacid. ) leucine
In step 7 of fatty-acid biosynthesis (Figure 29-5), dehydration of a -hydroxy thioester occurs to give trans-crotonyl ACP. Is the dehydration a syn elimination or an anti elimination?
One of the steps in the pentose phosphate pathway for glucose catabolism is the reaction of xylulose 5-phosphate with ribose 5-phosphate in the presence of a transketolase to give glyceraldehyde 3-phosphate and sedoheptulose 7-phosphate. (a) The first part of the reaction is nucleophilic addition of thiamin diphosphate (TPP) ylide to xylulose 5-phosphate, followed by a retro-aldol cleavage to give glyceraldehyde 3-phosphate and a TPPcontaining enamine. Show the structure of the enamine and the mechanism by which it is formed. (b) The second part of the reaction is addition of the enamine to ribose 5-phosphate followed by loss of TPP ylide to give sedoheptulose 7-phosphate. Show the mechanism.
Show how the following amino acids might be formed in the laboratory by reductiveamination of the appropriate a@ketoacid. serine
Show how the following amino acids might be formed in the laboratory by reductiveamination of the appropriate a@ketoacid.(a) alanine
Draw the products that form when the thioester CH3CH2CH2COSCoA is hydrolyzed with water. Differentiate products by greater or lesser molecular weight.
Show how you would convert oleic acid to the following fatty acid derivatives.(a) octadecan-1-ol