Identify the enzyme involved in this reaction from the Pentose Phosphate Pathway. NADP+ OH -H #V₂ H. -OH H. HO- H COO .OH CH₂OPO₂²- NADPH + H+ CO₂ H. H. CH₂OH :0 OH OH CH₂OPO₂²-

Compare and contrast Pyruvate Dehydrogenase with a-ketoglutarate dehydrogenaseOutline the mechanisms of both enzymes. Discuss the functions of the coenzymes. List the similarities and the differences between the 2 enzymes. Both are very large membrane bound complexes. What are the advantages of this strategy?How detailed is the enzyme structure known below(It's  Pyruvate Dehydrogenase )? What insight(s) does this structural detail give you about the enzyme mechanism.

Order the cofactors based on their use in the mechanism of the a-ketogluterate dehydrogenase complex. 1. Stabilizes a carbanion due to decarboxylation 2. Allows for the splitting of the carbon skeleton from the electron pair generated in a redox reaction 3. Enzyme bond electron carrier that is part of dihydrolipoyl dehydrogenase 4. Final electron acceptor in the overall reaction catalyzed by this complex 1 (Choose ] [Choose ] FAD Lipoamide 2 Fe 2S cluster TPP Biotin 3. NAD+ 4 [Choose ] 2.

Hexokinase phosphohexose isomerase [Choose ] [Choose ] Is not the trapping reaction catalyzes an ATP-dependent phosphorylation of its substrate. Is irreversible and carries out substrate-level phosphorylation. PFK-1 aldolase triose-phosphate isomerase Splits the carbohydrate in two. Product is 2-phosphoglycerate. Is reversible and carries out substrate-level phosphorylation. Product is fructose-6-phosphate. Catalyzes the trapping reaction Makes a 2nd mole of G3P from DHAP Produces a high-free energy compound but no NADH or ATP. Oxidizes an aldehyde. GAPDH [Choose ] Phosphoglycerate kinase [Choose ]

Identify a pathway for utilization of the four carbons of acetoacetate in cholesterol biosynthesis. Carry your pathway as far as the rate-determining reaction in cholesterol biosynthesis. Drag the appropriate labels to their respective targets. succinyl-CoA succinate acetyl-CoA CoA-SH acetoacetyl-CoA HMG-CoA 2NADP 2NADPH+ 2H acetoacetate K UHL return to a mevalonate + CoA-SH

Please help fill out the metabolic Pathway table of Glycolysis and Pentose-Phosphate Pathway

Look at the synthesis of citryl CoA by citrate synthase in the figure.  Which of the 4 general catalytic mechanisms are present? Catalysis by approximation   Covalent Catalysis   General Acid-Base Catalysis   Metal Ion Catalysis

Order the cofactors based on their use in the mechanism of the a-etogluterate dehydrogenase complex. 1. Stabilizes a carbanion due to decarboxylation 2. Allows for the splitting of the carbon skeleton from the electron pair generated in a redox reaction 3. Enzyme bond electron carrier that is part of dihydrolipoyl dehydrogenase 4. Final electron acceptor in the overall reaction catalyzed by this complex 1 2 3 4 answer choices: lipoamide, biotin, 2 Fe - 2S cluster, TPP, NAD+, FAD

Give the systematic names and the first three digits in the E.C. classifications of the enzymes catalysing the following reactions:

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