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Classification of Protein On the Basis of Structure, Composition, Functions

Classification of Protein On the Basis of Structure, Composition, Functions

What is Protein? Classification of protein On the Basis of Structure 1. Fibrous protein Fibrous proteins are a distinct category of proteins characterized by their elongated or fiber-like structure. These proteins are primarily found in animals and play specific roles in structural support. Therefore, understanding their nature, structure, and function is essential for a comprehensive … Read more

Proteins – Structure, Properties, Type, Denaturation, Functions

Proteins - Structure, Properties, Type, Denaturation, Functions

What are Proteins? Definition of Proteins Proteins are large, complex molecules composed of amino acid chains that perform a vast array of functions in living organisms, including catalyzing metabolic reactions, providing structural support, and facilitating cell signaling and transport. Properties of Proteins Synthesis of peptides Peptides are short chains composed of amino acids. These chains, … Read more

Protein Synthesis Inhibitors – Definition, Mechanism, Examples

Protein Synthesis Inhibitors - Definition, Mechanism, Examples

What are Protein Synthesis Inhibitors? Types of Protein synthesis inhibitors On the basis of target organisms inhibitor of protein synthesis is categories as follows- 1. Acting only on prokaryotes 2. Acting on prokaryotes and Eukaryotes 3. Acting only on Eukaryotes Mechanism of Protein synthesis inhibitors Protein synthesis, a core biological process, occurs at the ribosomal … Read more

Four Types of Protein Structure With Diagram – Primary, Secondary, Tertiary and Quaternary

Four Types of Protein Structure With Diagram - Primary, Secondary, Tertiary and Quaternary

Proteins, as complex biological molecules, play an essential role in the myriad of processes in living organisms. Consisting of amino acids, proteins can be envisioned as polypeptide structures formed through long chains of these amino acid residues. Therefore, it’s not surprising that they are one of the most abundant organic molecules present in living beings. … Read more

G Protein Coupled Receptors – Structure, Functions, and Mechanism

G Protein Coupled Receptors - Structure, Functions, and Mechanism

What are G Protein Coupled Receptors? Structure of G Protein Coupled Receptors Classification of G Protein Coupled Receptors The G protein-coupled receptor (GPCR) superfamily encompasses a vast array of receptors, with at least 831 human genes, approximately 4% of the protein-coding genome, predicted to code for GPCRs. Despite the lack of detectable shared sequence homology … Read more

Receptor – Definition, Structure, Types, Mechanism, Importance, Examples

Receptor - Definition, Structure, Types, Mechanism, Importance, Examples

What is Receptor? Definition of Receptor A receptor is a specialized protein molecule that selectively recognizes and binds to specific ligands, leading to cellular responses or signal transduction within the cell. Types of Receptors Receptors are specialized protein structures integral to cellular communication and response mechanisms. They are primarily categorized based on their cellular location … Read more

Glycoprotein – Definition, Structure, Functions, Examples

Glycoprotein - Definition, Structure, Functions, Examples

What is Glycoprotein? Definition of Glycoprotein A glycoprotein is a complex molecule composed of a protein covalently bonded to one or more carbohydrate chains, playing diverse roles in biological processes and cell-to-cell interactions. Glycoprotein Structure Methods used to study glycoproteins Glycoproteins, with their intricate structures and multifaceted roles in biological systems, necessitate advanced methodologies for … Read more

Protein Purification Methods

Protein Purification Methods

What is Protein Purification? Protein Purification Methods Creating a Crude Protein Extract – Extraction Precipitation and Differential Solubilisation – Concentration of crude extract Ammonium sulfate precipitation Fractional precipitation with acetone Ultracentrifugation Sucrose gradient centrifugation Chromatographic Methods Different chromatographic methods 1. Size Exclusion Chromatography 2. Ion Exchange Chromatography 3. Affinity Chromatography 4. Metal Binding 5. Immunoaffinity … Read more

Mitochondrial Shuttles and Transporter Proteins.

Mitochondrial Shuttles and Transporter Proteins.

Mitochondrial transporter The mitochondria contain different types of transporter proteins within the intermembrane. These transporters transfers ADP, Pi, and H atom(Substrate) from Inter membrane space to matrix and ATP (Product) from matrix to inner membrane space. There are presently three transporter protein in the inner mitochondrial membrane such as; Adenine Nucleotide Translocase It is an … Read more

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