amylopectin biosynthetic process

Definition

Target type: biologicalprocess

The chemical reactions and pathways resulting in the formation of amylopectin, the (1->4) linked alpha glucose units with alpha-(1->6) linkages. [ISBN:0943088399]

Amylopectin biosynthesis is a complex process that involves the coordinated action of several enzymes. The process begins with the synthesis of a linear chain of glucose molecules called amylose. This is catalyzed by the enzyme ADP-glucose pyrophosphorylase, which uses ADP-glucose as a substrate. Amylose is then branched by the enzyme branching enzyme (BE), which transfers a chain of glucose residues from one amylose molecule to another, forming a branch point. The resulting branched structure is called amylopectin.

Amylopectin biosynthesis is regulated by several factors, including the availability of substrates, the activity of enzymes, and the phosphorylation state of the enzymes. The process is also influenced by environmental factors such as temperature and light.

Amylopectin biosynthesis is essential for the production of starch, which is the major storage carbohydrate in plants. Starch is used as a source of energy for plant growth and development. It is also a major food source for humans and animals.

In summary, amylopectin biosynthesis is a complex process that involves the synthesis of amylose, the branching of amylose by BE, and the regulation of the process by several factors.'
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Proteins (1)

Compounds (2)