
MCQ on Quaternary Structure of Proteins
Quaternary structure refers to the arrangement of multiple polypeptide subunits in a functional protein. It results from the interaction and assembly of individual subunits, forming […]
Quaternary structure refers to the arrangement of multiple polypeptide subunits in a functional protein. It results from the interaction and assembly of individual subunits, forming […]
The primary structure of proteins refers to the linear sequence of amino acids in a polypeptide chain. It is determined by the specific order of […]
Heat shock proteins (HSPs) are a family of cellular proteins that help cells respond to stress, such as high temperatures or other environmental challenges. They […]
Sphingolipids are a class of lipids characterized by a sphingoid base backbone. Found in cell membranes, they play roles in signal transduction and structural integrity. […]
Lipopolysaccharide (LPS) is a vital component of gram-negative bacterial outer membranes. Comprising lipid A, O-antigen, and core polysaccharide, LPS influences bacterial integrity, immune responses, and […]
A protein domain is a distinct structural and functional unit within a protein. A motif is a conserved sequence pattern or structural element within a […]
The beta conformation in proteins involves a linear arrangement of amino acid residues, forming either parallel or antiparallel strands connected by hydrogen bonds. This secondary […]
The alpha helix is a common secondary structure in proteins, where a polypeptide chain forms a helical structure stabilized by hydrogen bonds between its amino […]
Glycolipids are molecules composed of a lipid and a carbohydrate portion. Found in cell membranes, they contribute to structural integrity and cell signaling. Their diverse […]