Biology · Enzymes
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A researcher has designed a new type of inhibitor that binds at the active site of an enzyme. What type of inhibition does this molecule display?
- A
Uncompetitive inhibition.
- B
Noncompetitive inhibition.
- C
Competitive inhibition.
- D
All of these.
An inhibitor that binds to the active site of the enzyme is called a competitive inhibitor. Competitive inhibitors bind to the active site of an enzyme and prevent the substrate from binding, thereby inhibiting the enzyme's activity. Competitive inhibitors are often structurally similar to the substrate, and they compete with the substrate for binding to the active site. As a result, increasing the concentration of the substrate can overcome the inhibition caused by a competitive inhibitor, as more substrate molecules will be available to bind to the active site.
When an inhibitor binds to the active site of an enzyme, it is not an uncompetitive inhibition. It is competition inhibition. In competitive inhibition, the inhibitor binds to the active site of the enzyme and competes with the substrate for binding, thereby inhibiting the enzyme's activity. In contrast, uncompetitive inhibition occurs when the inhibitor binds to a site other than the active site of the enzyme, and it only binds to the enzyme-substrate complex. This type of inhibition is relatively rare compared to competitive and non-competitive inhibition.
When an inhibitor binds to the active site of an enzyme, it is called competitive inhibition. In competitive inhibition, the inhibitor binds to the active site of the enzyme and competes with the substrate for binding, thereby inhibiting the enzyme's activity. Non-competitive inhibition, on the other hand, occurs when the inhibitor binds to an allosteric site on the enzyme, which causes a conformational change in the enzyme's active site, rendering it unable to bind to the substrate.
An inhibitor that binds to the active site of the enzyme is called a competitive inhibitor. Competitive inhibitors bind to the active site of an enzyme and prevent the substrate from binding, thereby inhibiting the enzyme's activity. Competitive inhibitors are often structurally similar to the substrate, and they compete with the substrate for binding to the active site. As a result, increasing the concentration of the substrate can overcome the inhibition caused by a competitive inhibitor, as more substrate molecules will be available to bind to the active site.
All the options cannot be used
Tagged under Biology · Enzymes · 2021