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What does maltase do?

Published in Enzyme Function 2 mins read

Maltase is an enzyme that breaks down the sugar maltose. Specifically, maltase, which is an alpha-glucosidase enzyme, breaks down disaccharides like maltose into individual glucose molecules. This process is crucial for digesting carbohydrates.

Understanding Maltase's Function

Here's a more detailed breakdown of what maltase does:

  • Breaks down Maltose: Maltase's primary function is to hydrolyze (break down using water) maltose. Maltose is a disaccharide, meaning it's a sugar composed of two glucose molecules linked together.
  • Produces Glucose: The breakdown of maltose by maltase results in two individual glucose molecules. Glucose is a simple sugar that the body can easily absorb and use for energy.
  • Aids in Digestion: Maltase plays a vital role in the digestive process, specifically in the small intestine. After larger carbohydrates are initially broken down, maltase ensures that maltose is further digested into absorbable glucose.

Where Maltase is Found

Maltase is produced by the cells lining the small intestine. It is a brush border enzyme, meaning it is located on the surface of the microvilli of the intestinal cells, maximizing its contact with maltose.

Example of Maltase in Action

Imagine you eat a piece of bread. The starch in the bread is broken down into smaller carbohydrates, including maltose. As the maltose reaches the small intestine, maltase breaks it down into glucose, which is then absorbed into the bloodstream to provide energy.

Table Summary

Enzyme Substrate Products Function
Maltase Maltose 2 Glucose Breaks down maltose (a disaccharide) into two glucose molecules, aiding in carbohydrate digestion and absorption.

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