Textbook Question
How is the LDH isoenzyme in the heart different from the LDH isoenzyme in the liver?
Ch.16 Amino Acids, Proteins, and Enzymes
Timberlake13th EditionChemistry: An Introduction to General, Organic, and Biological ChemistryISBN: 9780134421353
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Table of contents
- Ch.1 Chemistry in Our Lives11
- Ch.2 Chemistry and Measurements80
- Ch.3 Matter and Energy54
- Ch.4 Atoms and Elements51
- Ch.5 Nuclear Chemistry42
- Ch.6 Ionic and Molecular Compounds57
- Ch.7 Chemical Quantities and Reactions41
- Ch.8 Gases29
- Ch.9 Solutions51
- Ch.10 Acids and Bases and Equilibrium65
- Ch.11 Introduction to Organic Chemistry: Hydrocarbons78
- Ch.12 Alcohols, Thiols, Ethers, Aldehydes, and Ketones83
- Ch.13 Carbohydrates54
- Ch.14 Carboxylic Acids, Esters, Amines, and Amides90
- Ch.15 Lipids61
- Ch.16 Amino Acids, Proteins, and Enzymes84
- Ch.17 Nucleic Acids and Protein Synthesis83
- Ch.18 Metabolic Pathways and ATP Production67
Timberlake13th EditionChemistry: An Introduction to General, Organic, and Biological ChemistryISBN: 9780134421353Not the one you use?Change textbook
Chapter 16, Problem 38b
After the products have formed, what happens to the enzyme?
Verified step by step guidance1
Understand that enzymes are biological catalysts that speed up chemical reactions without being consumed in the process.
After the products are formed, the enzyme remains unchanged and is released from the enzyme-substrate complex.
The enzyme is now free to bind to another substrate molecule and catalyze another reaction.
This process allows enzymes to be reused multiple times, making them highly efficient in biological systems.
Remember that the enzyme's active site retains its shape and functionality unless it is denatured by factors such as extreme pH or temperature.
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Enzyme Function
Enzymes are biological catalysts that speed up chemical reactions by lowering the activation energy required. They bind to substrates to form an enzyme-substrate complex, facilitating the conversion of substrates into products. Understanding this function is crucial to grasp what happens to the enzyme after the reaction.
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Logarithmic Functions
Enzyme-Product Complex
After the products are formed, the enzyme may briefly form an enzyme-product complex. This complex is a temporary state where the enzyme is still associated with the products before they are released. Recognizing this step is essential for understanding the fate of the enzyme post-reaction.
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2:32Enzyme-Substrate Complex Concept 1
Enzyme Regeneration
Once the products are released, the enzyme is regenerated and can participate in subsequent reactions. This characteristic allows enzymes to be reused multiple times, making them efficient catalysts in biological processes. This regeneration is a key aspect of enzyme functionality and sustainability in metabolic pathways.
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Related Practice
Textbook Question
What are isoenzymes?
Textbook Question
Write an equation that represents an enzyme-catalyzed reaction.
Textbook Question
Match the terms (1) active site, (2) lock-and-key model, and (3) induced-fit model with each of the following:
a. the portion of an enzyme where catalytic activity occurs
Textbook Question
How is the active site different from the whole enzyme structure?
Textbook Question
A patient arrives in an emergency department complaining of chest pains. What enzymes would you test for in the blood serum?