7. Why proteins prefer to have a-helices or ẞ-sheets in their interior core, instead of random coil loops?

Q: Which amino acid residue is preferred at which position in the following peptide for cleavage by…

A: While writing a polypeptide, the left side is the N terminus and the right side is the C terminus.

Q: 1. Name and draw the structures of standard amino acids that would likely form hydrogen bonds with…

A: Protein structures are stabilized by covalent and non-covalent bond. Covalent bond include peptide…

Q: 5. Indicate whether the following amino acid residues would be more likely to be found on the…

A: Protein folding is predominantly dictated by whether a region in a polypeptide chain is composed…

Q: Name the protein structural element shown in yellow in the figure:

A: Proteins can be defined as large biomolecules. They comprise of one or more chains of amino acids.…

Q: 6. a. What is a disulfide bridge? b. Draw a box around the disulfide bridge in oxytocin, if present,…

A: We are allowed to do upto three subpart of a question. Please repost the undone questions again or…

Q: 17. Melittin is a 26-amino acid polypeptide found in bee venom. In its monomeric form, melittin is…

A: As per the fluid mosaic model, biological membranes are made up lipid bilayer with proteins…

Q: 2. Calculate the overall charge (pH 7) on the following three polypeptides and answer the questions…

A: Peptides are composed of amino acids and amino acids have ionizable groups. The alpha-amino (NH3+)…

Q: The structure of an alpha helix orients the oxygens of the carbonyl group of the peptide bond…

A: The alpha helix orientation of the polypeptide is possible because of the groups of amino acids in…

Q: Which of the following is incorrect about the beta-sheet? a. The strands in anti-parallel…

A: Introduction  A typical motif of the regular protein secondary structure is the beta sheet,also…