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How can the allosteric site affect the active site?

The binding of a molecule at the allosteric site can induce a conformational change in the enzyme, affecting the active site's shape and activity. This can either increase or decrease the enzyme's affinity for its substrate, leading to changes in the enzyme's catalytic efficiency.


The maltose molecule fits into the blank site of the maltose enzyme molecule?

The active site of the enzyme has a shape that matches the specific shape of the maltose molecule, allowing them to bind together. This binding is important for the catalytic function of the enzyme, which helps break down the maltose molecule into smaller components.


What end product from a metabolic pathway binds to an enzyme involved in a reaction at the beginning of the pathway. changing the shape of the active site and preventing the enzyme from?

The end product of a metabolic pathway can bind to the enzyme involved in the beginning of the pathway, acting as an inhibitor. This typically changes the shape of the enzyme's active site, preventing the enzyme from binding to its substrate and carrying out the reaction. This regulatory mechanism is known as feedback inhibition.


What is found in allosteric enzymatic regulation?

An allosteric enzyme is one in which the activity of the enzyme can be controlled by the biniding of a molecule to the "allosteric site". This really just means somewhere other than the active site. Thus allosteric control of an enzyme can be classed in two ways. A positive allosteric modification is the binding of a molecule to the enzyme which increase the rate of reaction. Sort of like catalysing the catalysing effect of an enzyme. Obviously the opposite is true of negative allosteric modification. A good example for this is the activity of phosphofructokinase, which is promoted by a high AMP concentration, and inhibited by a high ATP concentration. This should make sense if you think about the action of a kinase etc.


What is binding specificity?

Binding specificity refers to the ability of a molecule (such as a protein) to selectively bind to a specific target molecule with high affinity, while excluding non-specific binding to other molecules. This specificity is crucial for the proper functioning of biological processes, such as enzyme-substrate interactions and receptor-ligand binding.

Related Questions

How does the allosteric enzyme curve illustrate the relationship between enzyme activity and the binding of regulatory molecules?

The allosteric enzyme curve shows how enzyme activity changes when regulatory molecules bind to the enzyme. This curve demonstrates that the binding of regulatory molecules can either increase or decrease enzyme activity, depending on the specific enzyme and regulatory molecule involved.


How do allosteric regulation and competitive inhibition differ in their mechanisms of enzyme regulation?

Allosteric regulation involves a molecule binding to a site on the enzyme that is not the active site, causing a change in the enzyme's shape and activity. Competitive inhibition involves a molecule binding to the active site of the enzyme, blocking substrate binding and enzyme activity.


How can the allosteric site affect the active site?

The binding of a molecule at the allosteric site can induce a conformational change in the enzyme, affecting the active site's shape and activity. This can either increase or decrease the enzyme's affinity for its substrate, leading to changes in the enzyme's catalytic efficiency.


The binding together of an enzyme and a substrate forms a?

The substrates are converted into products, which are released.


How does an allosteric inhibitor function to regulate enzyme activity?

An allosteric inhibitor regulates enzyme activity by binding to a site on the enzyme that is different from the active site. This binding changes the enzyme's shape, making it less effective at catalyzing reactions.


The maltose molecule fits into the blank site of the maltose enzyme molecule?

The active site of the enzyme has a shape that matches the specific shape of the maltose molecule, allowing them to bind together. This binding is important for the catalytic function of the enzyme, which helps break down the maltose molecule into smaller components.


How does allosteric regulation differ from noncompetitive inhibition in terms of their mechanisms of action on enzyme activity?

Allosteric regulation involves a molecule binding to a site on the enzyme other than the active site, causing a conformational change that either activates or inhibits the enzyme. Noncompetitive inhibition involves a molecule binding to a site other than the active site, but it does not cause a conformational change. Instead, it blocks the active site, preventing substrate binding and enzyme activity.


What end product from a metabolic pathway binds to an enzyme involved in a reaction at the beginning of the pathway. changing the shape of the active site and preventing the enzyme from?

The end product of a metabolic pathway can bind to the enzyme involved in the beginning of the pathway, acting as an inhibitor. This typically changes the shape of the enzyme's active site, preventing the enzyme from binding to its substrate and carrying out the reaction. This regulatory mechanism is known as feedback inhibition.


What is found in allosteric enzymatic regulation?

An allosteric enzyme is one in which the activity of the enzyme can be controlled by the biniding of a molecule to the "allosteric site". This really just means somewhere other than the active site. Thus allosteric control of an enzyme can be classed in two ways. A positive allosteric modification is the binding of a molecule to the enzyme which increase the rate of reaction. Sort of like catalysing the catalysing effect of an enzyme. Obviously the opposite is true of negative allosteric modification. A good example for this is the activity of phosphofructokinase, which is promoted by a high AMP concentration, and inhibited by a high ATP concentration. This should make sense if you think about the action of a kinase etc.


What is binding specificity?

Binding specificity refers to the ability of a molecule (such as a protein) to selectively bind to a specific target molecule with high affinity, while excluding non-specific binding to other molecules. This specificity is crucial for the proper functioning of biological processes, such as enzyme-substrate interactions and receptor-ligand binding.


How do allosteric regulation and competitive inhibition compare?

A competitive inhibition and allosteric regulation both involves an inhibitor molecule binding to the enzyme at a different area. The difference between the two is that allosteric inhibitors are modulator molecules which bind somewhere besides the catalytic activity.


What is a regulatory molecule?

A regulatory molecule is a molecule that controls the activity of proteins or enzymes by affecting their function. These molecules can either enhance or inhibit the activity of the protein or enzyme, thus regulating various biological processes within the cell. Examples of regulatory molecules include hormones, neurotransmitters, and allosteric regulators.