A tetradecapeptide (14 amino acid residues) gives the following peptide fragments on partial          hydrolysis.          (i) From this information, deduce the primary structure of this polypeptide. Fragments are          are grouped according to size. Pentapeptide Fragments TetrapeptideFfragments Phe-Val-Asn-Gln-His His-Leu-Cys-Gly-Ser Gly-Ser-His-Leu-Val Gln-His-Leu-Cys His-Leu-Val-Glu Leu-Val-Glu-Ala        Predict the products formed if the tetradecapeptide is acted upon by trypsin and elastse.

Q: Denaturation of a protein is a physical change, the most readily observable result of which is loss…

A:

Q: Answer the following questions on the basis of the free energies of formation at 25°C shown in the…

A: (a) The mentioned peptide bond formation reaction can be represented as:…

Q: Draw the structural formulas of the following peptides, andshow which bond would be cleaved by…

A: The organic or biological compounds in which the carbon atom is bonded to an amine group (NH2), a…

Q: Cleavage of the following peptide with cyanogen bromide would result in the production of smaller…

A:

Q: Define the following terms as related to proteins :(i) Peptide linkage(ii) Primary structure(iii)…

A: Proteins: proteins are polymer of amino acids. In the polymer amino acids attached with peptide…

Q: Which would you expect to be more soluble in water, a peptide containing mostly alanine and leucine…

A: Amino acid are the organic compounds which contains both amines  and carboxylic acids within the…

Q: Give the amino acid sequence of an octapeptide that contains the amino acids Tyr, Ala, Leu (2…

A: Peptide linkage is formed between the amino group of amino acid and the carboxyl group of other…

Q: scheme you will follow to synthesize the dipeptide Ala-Gly

A: (b) Synthesis of dipeptide Ala-Gly is as follows:

Q: 15.) The following sequence of amino acids occurs in a globular protein and forms an a-helix. Would…

A: α-helices are a type of secondary structure in proteins where amino acids are arranged in a helical…

Q: Give the amino acid sequence of each peptide using the fragments obtained by partial hydrolysis of…

A: Primary constituents of peptides are amino acids. Amino acid sequence with 2 to 50 residues are…

Q: A tetradecapeptide (14 amino acid residues) gives the following peptide fragments on partial…

A: So on partial hydrolysis, we will get separate amino acids peptide  chain  To get our main chain we…

Q: Glu-His-Trp-Ser-Gly-Leu-Arg-Pro-Gly The pK₂ values for the peptide's side chains, terminal amino…

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Q: Hydrolysis of decapeptide P with the enzyme trypsin affords the following fragments: Gly-Asp,…

A: This is fragmentation of peptide chain. We know  trypsin cleaves C-terminal of Arg, Lys. while…

Q: The use of salt bridges or hydrophobic interactions (or pockets) to stabilize interactions between…

A: Proteins are chain of polypeptide, and tertiary structure of protein is three-dimensional structure…

Q: A peptide has the sequence Ala-Phe-Glu-Lys-Asp-Pro-Asp. What charge will it carry at physiological…

A: When two or more amino acids undergo dehydration (loss of water molecule), the peptide bond is…

Q: what is the molar mass of the following amino acids in a peptide chain: His-lle-cys-lys?

A:

Q: Which peptides is more likely to take up on alpha-helical structure? Explain. Top:…

A: The alpha-helical structure is the right-hand helix conformation present in the secondary structure…

Q: Consider the structure of the peptide below. Name it using the three-letter abbreviation.…

A: Amino acids can be defined as the organic compound containing an amino group and carboxylic group.…

Q: peptide has the sequence

A: peptide sequence is:…

Q: In the formation and naming of peptides, which of the following is not true? * The carboxyl group of…

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Q: In relation to the spatial structure of the proteins select the INCORRECT alternative: (a) The…

A: A multiple choice question based on biological importance of chemical elements that is to be…

Q: Write the structure of all possible peptides containing these amino acids: Ala, Leu, Use single…

A: The abbreviations for the given amino acids are: Alanine      Ala    ALeucine      Leu    L

Q: Question 2. While internal cysteine amino acid sidechains in proteins undergo oxidation to produce…

A: In conclusion, Ellman's reagent effectively detects free thiols in proteins by reacting with them to…

Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.