Domanda del libro di testo
Match the terms (1) enzyme–substrate complex, (2) enzyme, and (3) substrate with each of the following:
b. the combination of an enzyme with the substrate
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Ch.16 Amino Acids, Proteins, and Enzymes
Timberlake13th EditionChemistry: An Introduction to General, Organic, and Biological ChemistryISBN: 9780134421353
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TOC.tableOfContents
- 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: 9780134421353Non è quello che usi tu?Cambia libro di testo
Capitolo 16, Problema 34c
What is the name of the class of enzymes that would catalyze each of the following reactions?
c. splitting peptide bonds in proteins
Guida verificata passo dopo passo1
Understand the reaction: The problem involves splitting peptide bonds in proteins, which is a type of hydrolysis reaction where water is used to break the bond between amino acids in a protein chain.
Recall the enzyme classification: Enzymes are categorized into six major classes based on the type of reaction they catalyze. Hydrolysis reactions are typically catalyzed by enzymes in the 'hydrolase' class.
Identify the specific type of hydrolase: Enzymes that specifically catalyze the breaking of peptide bonds in proteins are known as 'proteases' or 'peptidases'. These are a subclass of hydrolases.
Consider the mechanism: Proteases work by targeting the peptide bond between amino acids, often using water to cleave the bond and release individual amino acids or smaller peptide fragments.
Conclude the enzyme class: The class of enzymes responsible for splitting peptide bonds in proteins is 'hydrolases', specifically the subclass known as 'proteases' or 'peptidases'.
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Enzymes
Enzymes are biological catalysts that accelerate chemical reactions in living organisms. They are typically proteins that lower the activation energy required for a reaction to occur, thereby increasing the reaction rate. Each enzyme is specific to a particular substrate and reaction, allowing for precise control of metabolic processes.
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Percorso guidato
2:14
Intro to Enzymes Concept 1
Peptidases
Peptidases, also known as proteases or proteinases, are a class of enzymes that catalyze the hydrolysis of peptide bonds in proteins. They play a crucial role in various biological processes, including digestion, protein turnover, and cellular signaling. By breaking down proteins into smaller peptides or amino acids, peptidases facilitate nutrient absorption and recycling of amino acids.
Catalysis
Catalysis is the process by which a substance, known as a catalyst, increases the rate of a chemical reaction without being consumed in the process. In biological systems, enzymes serve as catalysts, enabling reactions to occur under mild conditions of temperature and pH. This is essential for sustaining life, as many biochemical reactions would be too slow to support cellular functions without enzymatic catalysis.
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Percorso guidato
1:17Coupled Reactions Example 3
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