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Ch.21 The Generation of Biochemical Energy
McMurry - Fundamentals of General, Organic, and Biological Chemistry 8th Edition
McMurry8th EditionFundamentals of General, Organic, and Biological ChemistryISBN: 9780134015187당신이 사용하는 게 아니라요?교과서 변경
모든 교과서McMurry 8th EditionCh.21 The Generation of Biochemical Energy문제 47
21장, 문제 47

Write the reaction for the hydrolysis of 1,3-bisphosphoglycerate coupled to the phosphorylation of ADP using the curved-arrow symbolism.

검증된 단계별 안내
1
Identify the reactants and products involved in the reaction. The hydrolysis of 1,3-bisphosphoglycerate involves breaking a high-energy phosphate bond, and the phosphorylation of ADP involves adding a phosphate group to ADP to form ATP.
Write the chemical equation for the hydrolysis of 1,3-bisphosphoglycerate. The reaction releases a phosphate group (Pi) and forms 3-phosphoglycerate. Represent this as: 1,3-bisphosphoglycerate+H2O→3-phosphoglycerate+Pi.
Write the chemical equation for the phosphorylation of ADP. This reaction uses the inorganic phosphate (Pi) released from the hydrolysis of 1,3-bisphosphoglycerate to convert ADP into ATP. Represent this as: ADP+Pi→ATP.
Combine the two reactions into a single coupled reaction. The phosphate group released from 1,3-bisphosphoglycerate is directly used to phosphorylate ADP. The overall reaction can be written as: 1,3-bisphosphoglycerate+ADP→3-phosphoglycerate+ATP.
Use curved-arrow symbolism to show the movement of electrons during the reaction. Indicate the breaking of the bond between the phosphate group and 1,3-bisphosphoglycerate, and the formation of a new bond between the phosphate group and ADP. This step involves drawing the reaction mechanism, which includes showing the nucleophilic attack of ADP on the phosphate group and the subsequent release of 3-phosphoglycerate.

비슷한 문제에 대한 검증된 영상 답변:

이 영상 해법은 위 문제에 도움이 된다고 튜터들이 추천한 것입니다.
영상 길이:
2m

주요 개념

질문에 올바르게 답하기 위해 반드시 이해해야 하는 핵심 개념들은 다음과 같습니다.

Hydrolysis

Hydrolysis is a chemical reaction involving the breakdown of a compound by water. In biological systems, hydrolysis often refers to the cleavage of high-energy phosphate bonds, such as those in 1,3-bisphosphoglycerate, releasing energy that can be used for other reactions, like the phosphorylation of ADP.
추천 영상:
가이드 코스
1:12
Acidic Hydrolysis Concept 1

Curved-Arrow Symbolism

Curved-arrow symbolism is a method used in organic chemistry to depict the movement of electrons during chemical reactions. Arrows indicate the direction of electron flow, helping to visualize the formation and breaking of bonds, which is essential for accurately representing the hydrolysis of 1,3-bisphosphoglycerate and the subsequent phosphorylation of ADP.
추천 영상:
가이드 코스
05:54
Heating and Cooling Curves Concept 2

Phosphorylation

Phosphorylation is the addition of a phosphate group to a molecule, often catalyzed by enzymes. In this context, the phosphorylation of ADP to form ATP is a crucial energy transfer process in cellular metabolism, allowing cells to store and utilize energy derived from the hydrolysis of compounds like 1,3-bisphosphoglycerate.
추천 영상:
가이드 코스
0:51
Oxidative Phosphorylation Concept 2
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FAD is a coenzyme for dehydrogenation.

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FAD is a coenzyme for dehydrogenation.

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FAD is a coenzyme for dehydrogenation.

a. When a molecule is dehydrogenated, is FAD oxidized or reduced?

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