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: Suggest a scheme you will follow to synthesis the dipeptide Ala-Gly Explanation of scheme should be…

A: In the synthesis of peptides, amino acids are having two functional groups so the shelf condensed…

Q: From the following protected amino acids, write the reaction equation to synthesize a tripeptide of…

A: The detailed answer of the given question is done on the white sheets of paper attached below.  Here…

Q: Which is impossible RNA sequences that could code for the following protein: Thr-Asp-Lys-Gly-Phe-Met…

A: Here we are required to find the RNA sequence that could code for the following protein

Q: 2. (a) Describe any two of the secondary structure elements found in peptides. (b) Why do Glycine…

A: According to Q&A guidelines of Bartleby, we are supposed to answer only the first 3 sub-parts of…

Q: The amino acid (S)-alanine has the physical characteristics listed under the structure. Label each…

A: The pure (S)-alanine is an enantiomer. Enantiomers are optically active compounds. Thus, (S)-…

Q: Draw the tetrapeptide below out in full chemical structure by attaching the four amino acidsin order…

A: The given amino acids are: Tyr – Tyrosine Cys – Cystine Met – Methionine His – Histidine

Q: erlos: (X LAB MANUAL-CHE 1120 (3 16:2: Proteins: Primary Struct…

A:

Q: What observations led Linus Pauling and his colleaguesto hypothesize that the peptide bond exists as…

A: The structure of protein contains amino acids as the basic monomer unit. These amino acids are…

Q: Draw out the following peptide sequence (Ala- Asn- His- Lys- Glu) from N-terminus to C-terminus.

A:

Q: Consider a tetrapeptide, Gly-Gly-Lys-Ala. pka1 of Gly = 2.35 pka2 of Gly = 9.78 pka1 of Ala = 2.35…

A: The isoelectric point (pI): It is the pH at which a particular molecule carries no net electrical…

Q: Consider a peptide: Glu-Glu-His-Trp-Ser-Gly-Leu-Arg-Pro-Gly-His If the pKa values for the…

A: If the pH of the solution is greater or equal to the pKa of side chain then the side chain will be…

Q: Construct the primary structure of the polypeptide MethionylLeucylGlycylLeucylValine in trans…

A: The primary structures are made up of condensation of amino acids forming a peptide () bond. The…

Q: 5 ased on molecular weights of purified (no beta-Me) and (beta-Me) sample, which are 97.4 kDa and…

A: Given , molecular weight of (no beta -Me ) purified sample = 97.4 kDa molecular weight of (beta -Me)…

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: Draw Tryptophan in a peptide bond. Explain all of the bonds using valence bond theory (VBT). Next,…

A:

Q: Suppose that peptide N and O are segments in the globular protein's primary structure, where will…

A: Proteins are made up of amino acid chains.  The bond between the amino acid sequence is called as…

Q: 8. The following proteins represent a wide range of molecular weights and isoelectric points. Mr is…

A:

Q: At the lowest energy level a-helix of polypeptide chain is stabilised By hydrogen bonds formed…

A:

Q: Be sure to answer all parts. Part 1 out of 2 (a) Draw the structures of the two possible dipeptides…

A:

Q: What trend can you suggest for the stability of proteins under varying pH

A: As we decrease the pH (by adding acid ) converts COO- ion to a neutral COOH group. In each case the…

Q: decapeptide has the following amino acid composition: Ala2 , Arg, Cys, Glu, Gly, Leu, Lys, Phe, Val…

A: The tripeptide has lysine as N-terminal. Now writing all these tripeptide in such a manner that…

Q: Which of the following is an acceptable name for the peptide sequence below?

A: While naming the amino acid sequence, start from N-terminal and end on C-terminal, so, it will be…

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: Using the mnemonic device, draw the structure of a heptapeptide with the following amino acids:…

A: We have find out the structure of a heptapeptide.

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: Which of the statements below apply to the following reaction: HNCH-C- H₂N- CH- C OH + Н -OH R R'…

A: The reactions where molecules combine to produce a new molecule along with the lose of small…

Q: 3) Indicate the product of the following stages of peptide synthesis by drawing the appropriate…

A:

Q: Give the numbers of peptide bond present in given structure, structure is given at pH 10.5,  find…

A: The CO- NH bond is called peptide bond. A peptide bond connects two Amino acid units. Amino acid…

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: (a) (c) (e) Ca-N-Ca-C-Ca-N-Ca-C C-N-Ca-Co-C-N Ca-Ca-C-N-Ca-Co-C Oc Ob Oe Oa Od Ca-N-C-C-N-Ca (b) (d)…

A:

Q: The following data were recorded from an experiment to measure the activity of a peptidase enzyme. A…

A: To determine the maximum velocity (Vmax​) and Michaelis constant (KM​) for an enzyme-catalyzed…

Q: Answer only In base solution, an amino acid is in acid solution, an amino acid is and exists…

A: Amino acids are compounds which contain both an amino group and an acidic group. Alpha amino acids…

Q: In a paragraph form, provide the experimental procedures in the chemical synthesis of protein that…

A: Experimental procedures in the chemical synthesis of protein that contain native serine residues by…

Q: the most prominent secondary structure element in silk fibroin is  (a) beta sheet (b) e-amino…

A: Silk fibroin is a symbolic fibrous protein which are produced by silk worms named as Bombyx mori and…

Q: This is a three-part question about a tripeptide. Answer all three sub-questions. The pKR of side…

A:

Q: You are studying a peptide in the sky bison that has the sequence below.…

A:

Q: Glutamic acid (Glutamate) has an R group that has the following pKa values 2.19, 4.25 and 9.6. Draw…

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

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: Match the products with the relative amounts that would be formed from complete hydrolysis of the…

A:

Q: Consider the peptide Trp-Arg-Glu-Cys-Gly-Tyr. For the drawings requested below,  please show them in…

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.…

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.