Home ec. - Protein chap 2

Elemental composition of a protein

Chemical composition of protein:

Basic structure of an amino acid:

Essential amino acid

Name essential amino acids:

Non-essential amono acids:

Name non-essential amino acids

Name non-essential amino acids:

Peptide link

Primary structure of a protein

Secondary structure of amino acid

Disulphide link (cross link)

Hydrongen bonds(cross link)

Tertiary Structure

Fibrous struture

Globular structure

animal protein

plant sources of protein