What is the difference in hydrogen bonding between an α helix and a β-pleated sheet?

Short Answer

Expert verified

In the a-helix structure the hydrogen bond is formed between the oxygen atom of the carbonyl group (C=O)and the hydrogen of the amine group (N-H)in the next turn of the helical chain.

In β-plated sheet the hydrogen bond is formed between the oxygen atom of the carbonyl group (C=O)and the hydrogen of the amine group(N-H)in the parallel section of polypeptide chain.

Step by step solution

01

Introduction 

Amino acids have amine-NH2and carboxylic acid (-COOH) functional groups. The a-carbon is covalently bonded to both functional groups.

02

Explanation 

Amino acids comprise an amine-NH2and carboxylic acid (-COOH) functional organization. Both the useful agencies are covalently bonded to the α--carbon. Amino acids are the constructing blocks for all proteins.

A dipeptide identityentification fashioned while amino acids go through a response wherein an amide bond is fashioned among the amine organization of 1 amino acid and to the carboxylic organization of different amino acids and that joins the 2 amino acids.

Proteins are macromolecules made from repeating subunits called amino acids, which decide form and characteristics of protein.

03

Given information 

In hydrogen bonding between an αhelix and a β-pleated sheet

04

Explanation

In the a-helix structure the hydrogen bond is formed between the oxygen atom of the carbonyl group(C=O)and the hydrogen of the amine group (N-H)in the next turn of the helical chain.

In β-plated sheet the hydrogen bond is formed between the oxygen atom of the carbonyl group (C=O)and the hydrogen of the amine group (N-H)in the parallel section of polypeptide chain.

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