If a heptapeptide is made of Y-P-G-P-H-I-L amino acid sequence, what qualitative tests will give positive results when it is subjected to acid hydrolysis

Q: For each tripeptide: [1] draw the structure of the tripeptide; [2] label the amide bonds; [3]…

A: As you have posted multiple questions in a single request, we will solve the first subpart for you.…

Q: What percentage of the a-amino group of lysine will be protonated at its pI? < 25% 50% > 75%…

A:

Q: For each amino acid listed, tell whether its influence on tertiary structure is largely through…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3 sub-parts for you. Please resubmit…

Q: Complete hydrolysis of a dodecapeptide gave the following amino acid composition: D, K, A, H, M (2),…

A:

Q: (a) Draw a structural formula for the products formed when alanine is treated with the following…

A:

Q: 1.Draw Fischer projection formulas for the following amino acids. L-Serine D-Serine…

A:

Q: Show how valine can be prepared by a N-phthalimidomalonic ester synthesis.

A: The SN2 reaction of an alkyl halide with a protective amine usually phthalimide to produce an amine…

Q: Amino acids that you would expect to line the binding pocket of a lipid-binding protein include_…

A: Lipids are fats, oils and waxes. They are insoluble in water. Amino acids are organic molecules that…

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

A:

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

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

Q: Which of the following amino acid's side chains will become protonated and carry a +1 charge when…

A: Basic amono acids                                                               Pka values…

Q: If an amino acid had the following side chain it would be identified as polar CH2 - OH A) True B)…

A:

Q: NH2 O OH OH Peptide 1: H2N H. он H. HO, HO Peptide 2: pro-ile-glu-arg How many peptide bonds are…

A: Peptide is defined as a short chain that contains amino acids. The amino acids in a peptide chain is…

Q: Draw out this peptide using condensed or line-bond structures: His-Thy-Phe-Cys-Glu Classify polar,…

A: Structure of His-Thy-Phe-Cys-Glu :

Q: What type of interaction (IMF) would be present between side chains of the following amino acid…

A: If anything in this world occupies any space then it will be considered as the Matter. Generally,…

Q: In the transamination of an alpha amino acid plus alpha-ketoglutarate, what are the two products of…

A: In transamination reaction, transfer of an amino group (-NH2) takes place from the amino acid to the…

Q: can you please show the full name and structure of the below amino acids in both a protonated and…

A: In deprotonated amino acid, the carboxylic acid, lose its proton to form a carboxylate ion and in…

Q: Draw the structure of each peptide. Label the N-terminal and C-terminal amino acids and all amide…

A: In a peptide, the free amino group present at the left side of the chain is known as N terminal…

Q: Hydrogenation of triarachidonin to Triarachidin in the presence of Nickel 2. Hydrolysis of…

A: Dear students, The given question has multiple parts. According to the guidelines, we will attempt…

Q: A transamination can be summarized as an amino group (-NH3) of an amino acid and the keto group…

A:

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

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

Q: fid the molecular structure of 1. deprotonated form of 2-amino-3hydroxypropanoic acid…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: What is the major force responsible for the formation of an a-helix in protein secondary structure?…

A: In this question, we will see which force is responsible for making alpha helix in secondary…

Q: In the space provided, draw the structure of valine (val) at each of the following pH values. Valine…

A: Isoelectronic Point - It is the pH at which a molecule carries no electrical charge or is…

Q: Answer the questions regarding the tripeptide shown. H₂N-CH- C H₂C CH threonine serine valine…

A: Here we have to write the name of c- terminal amino acid and the name of following given tripeptide.

Q: Write structural formulas amino acids would have in the amino acid isoelectric p a. methionine b.…

A: At isoelectric poin amino acid present in the form of zwitter ion . And low PH cationic form is…

Q: For the following hexapeptide shown below, answer the following questions. E-N-D-Y-K-L Draw the…

A: Hexapeptide given is: E-N-D-Y-K-L

Q: Draw zwitterion forms of these amino acids. (a) Valine (b) Phenylalanine (c) Glutamine

A: (a) The Zvvitter ion form of amino acid Valine contains ionisable forms of acidic group (-COOH) as…

Q: Which of the amino acids are glycogenic and non-essential? 1) cysteine 2) glutamate 3)…

A: The glucogenic amino acid is an amino acid that can be transformed into glucose through process…

Q: Draw a structural formula for the product formed when alanine is treated with the following reagent…

A: Amino acids can behave as both acids and bases in a solution. The reason behind such behavior is the…

Q: The aminolysis of acetic anhydride will produce aniline and ammonia as major products. True or…

A:

Q: What are the structures of the amino acids that result from the hydrolysis of all the peptide bonds…

A: Peptide bond form after removal of water molecule .

Q: Calculate the pH at which the e-amino group of lysine is 25% dissociated. Calculate the pH at which…

A: In order to find the pH at which the ε-amino group of the lysine dissociates we first write done the…

Q: Which chemical group is a hydrogen-bond acceptor that stabilizes an alpha-helical peptide?

A: Hydrogen bond are very specific in nature. Only formed with H atom attach to more electronegative…

Q: What aldehydes are formed when the following amino acids are treated with ninhydrin? a. tyrosine b.…

A:

Q: Give the amino acid sequence in the following tetrapeptide using both 3-letter and 1-letter…

A: In ball and stick model,  Black ball represents C atom Ivory ball represents H atom Red ball…

Q: The chemical method of identifying the sequence of amino acids in a polypeptide wherein one amino…

A: We have to identify the sequence of amino acids in a polypeptide where in one amino acid at a time…

Q: Draw the positive ion (acidic ion) of each of the amino acids at a pH below 1.0 Glycine Cysteine…

A: The question is based on the concept of amino acid. we have to draw structure of amino acids at the…

Q: Complete hydrolysis of a dodecapeptide gave the following amino acid composition: D, K, A, H, M…

A: Answer -

Q: Another method to form a peptide bond involves a two-step process:[1] Conversion of a Boc-protected…

A: a) Nitro group is an electron withdrawing group. Here nitro group is present on para position of the…

Q: Draw three-dimensional representations of the following amino acids.(a) l-phenylalanine (b)…

A: SOLUTIONS: Step 1: Hello. Since the question has multiple sub-parts, the first three parts are…

Q: How many peptide bonds are present in peptide 1? (B) What is the N-terminal amino acid in peptide…

A:

Q: This amino acid would be more likely to bind to a receptor inside of the cell. COO- H3N -C-H CH2 CH2…

A: As 'R' group in this amino acid is basic so this amino acid would be more likely to bind to a…

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

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

Q: WHICH OF THESE STATEMENTS ARE TRUE AND WHICH ARE FALSE The D-amino acid is the enantiomer of the…

A: The solution is given below -

Q: Which of the following amino acids are more likely to be found on the outside of a globular protein,…

A:

Q: Consider the peptides below. NH2 O OH OH Peptide 1: H,N 'N' 'N OH HO OH Peptide 2: gln-met-cys-val…

A: