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The Many Uses Of Peptides

Peptides are peptide-bonded small polymers with amino acid monomers. They are differentiated from proteins by their small size, with less than 50 monomer units on average. Two or more amino acids are joined together to form a peptide. When the amount of amino acids in a molecule is less than about 50, it is called a peptide, whereas larger sequences are called proteins. A peptide bond connects the amino acids, which is a special linkage in which one amino acid’s nitrogen atom bonds to the carboxyl carbon atom of another. To know more see this.

Peptides are found in any living cell and have a wide range of biochemical functions. They take the form of enzymes, hormones, antibiotics, and receptors, among other things. The carboxyl group or C-terminus of one amino acid is joined to the amino group or N-terminus of another to form peptides.

Peptides are essential for life’s basic physiological and biochemical functions. Peptide analysis has been rising as a field of science for decades. For a variety of purposes, they have recently gained popularity in molecular biology. The first is that they make it possible to make antibodies in animals without having to purify the protein in question. Antigenic peptides of parts of the protein of interest are synthesised and used to make antibodies against the protein in a rabbit or mouse. Another explanation for the recent surge of interest in peptides is that they’ve become useful in mass spectrometry, allowing for the identification of proteins of interest based on peptide masses and sequences; in this case, they’re usually produced by in-gel digestion after electrophoretic separation.


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