Textbook Question
What is the name of the class of enzymes that would catalyze each of the following reactions?
c. splitting peptide bonds in proteins
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 33c
What is the name of the class of enzymes that would catalyze each of the following reactions?
c. converting glucose (C6H12O6) to fructose (C6H12O6).
Verified step by step guidance1
Understand the reaction: The conversion of glucose (C₆H₁₂O₆) to fructose (C₆H₁₂O₆) involves the rearrangement of atoms within the molecule, changing its structure but not its molecular formula. This type of reaction is known as an isomerization reaction.
Identify the enzyme class: Enzymes that catalyze isomerization reactions are called isomerases. These enzymes facilitate the rearrangement of atoms within a molecule to form an isomer.
Relate the enzyme class to the specific reaction: In this case, the enzyme responsible for converting glucose to fructose would belong to the isomerase class, as it is facilitating the structural rearrangement of the molecule.
Consider the specific enzyme: For the conversion of glucose to fructose, the specific enzyme involved is glucose isomerase (also known as phosphoglucose isomerase in some pathways). This enzyme is commonly used in biological systems and industrial applications.
Summarize the concept: The class of enzyme that catalyzes the conversion of glucose to fructose is isomerase, specifically glucose isomerase, which facilitates the structural rearrangement of the molecule without altering its molecular formula.
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Enzymes
Enzymes are biological catalysts that accelerate chemical reactions in living organisms. They are typically proteins that lower the activation energy required for reactions, allowing them to occur more quickly and efficiently. Each enzyme is specific to a particular reaction or type of reaction, which is determined by its unique structure.
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Intro to Enzymes Concept 1
Isomerization
Isomerization is a type of chemical reaction in which a molecule is transformed into another molecule with the same atoms but in a different arrangement. In the context of glucose and fructose, this process involves the rearrangement of the molecular structure of glucose to form fructose, both of which are isomers of each other.
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Hexose Isomerase
Hexose isomerase is a specific class of enzymes that catalyze the isomerization of hexose sugars, such as glucose and fructose. This enzyme facilitates the conversion of glucose to fructose by rearranging the carbon atoms in the sugar molecule. Understanding the role of hexose isomerase is crucial for studying carbohydrate metabolism and energy production in cells.
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Related Practice
Textbook Question
Indicate the changes in secondary and tertiary structural levels of proteins for each of the following:
c. To avoid spoilage, seeds are treated with a solution of HgCl2.
Textbook Question
Match the terms (1) enzyme–substrate complex, (2) enzyme, and (3) substrate with each of the following:
a. has a tertiary structure that recognizes the substrate
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Textbook Question
Why do chemical reactions in the body require enzymes?
Textbook Question
What is the name of the class of enzymes that would catalyze each of the following reactions?
a. addition of water to a double bond
Textbook Question
What is the reactant for each of the following enzymes?
a. galactase
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