8 12 15 4 16 11 9 18 2 13 14 6 3 17 10 5

Q: 3b) Both a-helical 2° structure and b-pleated sheet 2° structure result from the same type of…

A: Proteins are the unbranched polymer of amino acids. They have four different level of structural…

Q: A peptide with the sequence isoleucine1-aspartate2-valine3-lysine4-proline5-glutamate6 is located at…

A: Amino acids combine to form proteins by the formation of peptide bond. Amino acids have a one amino…

Q: Which of the following is primarily responsible for stabilizing the a-helix, a type of secondary…

A: "Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Consider an a-helix secondary structure. a. Propose a 12-residue amino acid sequence that(assuming…

A: In the study of protein structures, the alpha-helix is a prominent secondary structure characterized…

Q: What is full name of the N-terminal amino acid residue? Just type the name (one word). What is the…

A: Amino acids are compounds containing carbon, hydrogen, oxygen and nitrogen. They are monomers or…

Q: As an example, consider albumin, a protein made of a single polypeptide weighing 66,000 daltons (66…

A: Gel electrophoresis if the technique of separation of molecules on the basis of their size and…

Q: Proline is sometimes found as one of the first four residues of an alpha helix. Proline is less…

A: Proline is one of the 20 standard amino acids which has an amino group (NH2), a carboxyl group…

Q: A helical wheel is a two-dimensional representation of a helix, a view along its central axis  Use…

A: Amino acids are organic compounds that combine to form proteins.

Q: o clarify, you should choose 3 amino acids for point A and al n those that you choose for Protein

A: Each amino acid has variable solubility in water.  Protein 1 is in cytosol. Cytosol is rich in water…

Q: Assume you have a long polypeptide chain of Ser-Asp dipeptides linked end to end.  Explain the…

A: Serine is described as an amino acid that is majorly used in the process of biosynthesis of…

Q: What would the net charge be of a polypeptide with the sequence M-D-R-N-Q-K at pH 8? hint ionizable…

A: Amino acids are the simplest units for the formation of peptides or proteins. The amino acids are…

Q: Draw at least 2 amino acids. Label the N-terminus and the C-terminus. Describe the property of the…

A: Amino acids are organic molecules composed of carbon, hydrogen, nitrogen, and oxygen. Amino acids…

Q: say you have been asked to determine the molecular structure of a soluble protein with roughly 500…

A: Determining the structural basis of protein in a molecular or even atomic level would enable us to…

Q: Consider the sequences (i-iv) that represent sections of a protein. i) -AEEAAAAMAAAAMAAY ii)…

A: Secondary structure is the formation of regular patterns through interaction between nearby…

Q: In a subunit of a protein, arginine and aspartic acid have an ionic interaction between their side…

A: Polar Amino Acids are a type of amino acid that is found in the ocean. Arginine, asparagine,…

Q: Draw out the structural formula of the oligopeptide, with the first amino acid as the N-terminus

A: Amine and carboxylic acid groups in amino acids are joined together, and forms chains of amino acids…

Q: An π helix can be described as a 4.4 helix. Explain 16 what this designation means. Given the pitch…

A: ●A π helix is a type of secondary structure found in proteins.The amino acids in a standard π-helix…

Q: Helices can be described by the notation nm,where n is the number of residues per helical turn and m…

A: Proteins are a type of macromolecule that have a variety of roles in biological processes. It is…

Q: Each amino acid in a run of several amino acid residues of a polypeptide chain have phi values of…

A: Ramachandran plot gives the statistical distribution of the combinations of the dihedral angles ϕ…

Q: Which amino acids would you expect to find marked on the alpha helix? Alanine Isoleucine Leucine…

A: A prevalent motif in the secondary structure of proteins, the alpha helix (-helix) is a right-hand…

Q: The following are structural diagrams of a selection of newly discovered amino acids. OH HO C-OH CH3…

A: The α-Amino acids are molecules made of a central C-atom (the C alpha  carbon atom), that is bonded…

Q: Within a naturally-occurring polypeptide, under neutral pH conditions (pH = 7.0), which of the…

A: According to central dogma, the final synthesis in the body is from the RNA to protein. As the…

Q: Draw a parallel beta sheet and an antiparallel beta sheet (three strands each). Show the hydrogen…

A: The secondary structure of protein refers to the local folded structure that forms within in…

Q: 2.2 9.2 Serine Threonine 2.1 9.1 1.9 10.7 8.4 Cysteine Methionine 2.1 9.3 8.7 Asparagine Glutamine…

A: In the polypeptide chain, the amino acids are joined by peptide bonds. The amino acid side chain is…

Q: What does this statement mean: "Upon folding of a protein many main chain amides replace their…

A: Polypeptide chains are composed of amino acids bonded to each other via peptide bonds. Peptide bonds…

Q: Consider beta-sheet comprised of twelve amino acid residues (two strands of six residues each). How…

A: Proteins are the macro molecules that show great diversity in their structure. They show four levels…

Q: If the polypeptide chain GHREAQNF were in an alpha helix, then the alpha am group of amino acid N…

A: The alpha helix of a protein structure is a type of regular secondary structure where successive…

Q: 4. Below is a polypeptide with an unknown number of amino acids. On the diagram below: a. Circle…

A: Proteins are composed of amino acids, which are bound together by peptide linkage. Amino acids…

Q: Consider an alpha-helix comprised of twelve amino acid residues. How many hydrogen bonds should be…

A: Proteins are linear polymers of amino acids which form the basic unit. Amino acids consist of a…