Proteins & Amino Acids Classification

• Proteins and amino acids can be classified in several ways based on their properties, functions, and structures.

1. Structural classification of proteins: Proteins can be classified based on their 3-dimensional structures, such as fibrous proteins, globular proteins, and membrane proteins.
2. Functional classification of proteins: Proteins can be grouped based on their biological activities, such as enzymes, transport proteins, structural proteins, and signaling proteins.
3. Amino acid classification: Amino acids, the building blocks of proteins, can be classified into several groups based on their properties, such as their side chain properties, acidic or basic nature, and hydrophobicity.
4. Essential and Non-essential Amino Acids: Amino acids can be further classified into essential and non-essential amino acids. Essential amino acids are those that cannot be synthesized by the human body and must be obtained from the diet, while non-essential amino acids can be synthesized by the body.
5. Structural classification of amino acids: Amino acids can also be classified based on the chemical structure of their side chains, such as polar, non-polar, charged, and aromatic amino acids.

• In conclusion, classification of proteins and amino acids provides insights into the functions, structures, and properties of these molecules, which is crucial for understanding their role in living organisms and various biological processes.