Report the isoelectric point of the peptide, Gly-Asp-Lys-Ile?

Q: Classify each peptide chain as part of a parallel B sheet, part of an antiparallel B sheet, either…

A:

Q: What is the charge of the Peptide DMQK at pH=7   ? A) -2 B) 0 C) -1 D) +2

A: The peptide DMQK consists of aspartate (D), methionine (M), glutamine (Q) and lysine (K)

Q: Protection factors provide information on the stability of individual amino acids in proteins. Why…

A: Hydrogen/deuterium exchange (HDX) monitored by mass spectrometry (MS) is a promising technique for…

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: Zymogen activatation only modifies a protein's tertiary structure. True False

A: zymogen is a  proenzyme, it is an inactive precursor of an enzyme. The activation of of zymogen can…

Q: 8. Hydrolysis of the peptide bonds in peptide below would result in Пн НзN-CHC-N-CHC-N-CНС-о CH2 Он…

A: Here two peptide bond are present , and they are formed when two amino acid react together and water…

Q: What amino acid substitution would be accompanied by the largest decrease in enteric water penalty?…

A: Amino acid along with ionizing sie chain ,such as asp, glu, His, liz, impart important properties to…

Q: Select the true statements about protein secondary structure. Peptide bonds stabilize secondary…

A: Answer - The correct option is  b , c and e Explanation - According to the question - Given -

Q: (a) Draw the structure of the two possible dipeptides that can be formed by combining valine and…

A: Amino acids can be defined as the organic compounds containing amino group -NH2 and carboxylic acid…

Q: Aspartame, which is commonly known as NutraSweet™, contains the following dipeptide:…

A: The compound given is aspartame.  Structure of aspartame is drawn as follows:

Q: In the peptide Ala-Cys-Ser-Glu, which amino acid is located at the C-terminal? Ala Ser Glu O Cys

A: Amino acids are those which have amine group at one end and carboxylic group at one end.

Q: #10 on the picture.  I think I have the wrong answer.

A: Yes the answer marked is incorrect. Correct answer will be option e.

Q: consider the peptide show но но но но но .. .. .. +H3N-C-C-N-C-C-N-с-с-N-c-ё-N-с-с-о- I . Н H CH3 H…

A: see below

Q: What is isoelectric point and peptide bond? Find the isoelectric point by typing Gly-Asp-Ala…

A: Isoelectric point - The isoelectric point is the point or pH at which protein has zero electrical…

Q: of a protein. 15. The amino acid sequence is the a. primary structure b. secondary structure c.…

A: The building blocks of protiens are amino acids which are small organic molecules that consists of…

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

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Q: The peptide cys-leu-glu-ala-cys-lys is at pH 7 in oxidizing conditions. Part a) Draw the peptide's…

A: The given peptide is cys-leu-glu-ala-cys-lys. Given pH = 7

Q: D. The peptide leucylphenylalanylvalylvaline is abbreviated as Leu-Phen-Ala-Val-Val. A) true B)…

A: The peptide given in question is  leucylphenylalanylvalylvaline The name of this peptide is formed…

Q: Assign IUPAC names to this small peptide: Gly-Tyr-Leu-Val

A: Peptide refers to a biomolecule formed by condensation between carboxyl of one amino acid and amino…

Q: what is the overall charge on the peptide : Pro- Glu-Tyr-Gln-Arg at pH=11

A: A polypeptide or simply peptide is an entity that contains amino acids bonded to each other by…

Q: Draw three-dimensional representations of the following amino acids. Explain their structures. (a)…

A: (a) The three-dimensional representations of L-phenylalanine can be drawn as follows, This is the…

Q: Consider the peptides below. Peptide 1: Peptide 2: NH₂ Luasiya H₂N pro-ile-glu-arg How many peptide…

A: Amino acid :

Q: In the tetrapeptide Phe-Gln-Trp-His, the C-terminal amino acid is A. Phe B. Trp C. His D. Gln

A: whenever a peptide is drawn or written left amino acid represent N-terminal amino acid like here Phe…

Q: 5. A new amino acid is discovered with the following structure: NH,CH,CHCOOH Into what category does…

A: Amino acids are those compounds that contain both amino and carboxylic acid groups in the same…

Q: Peptide bonds stabilize secondary structure. The B-pleated sheet is held together by hydrogen bonds…

A:

Q: For the peptide: TREATS, what would be the y3 ion? TS ATS TRE EATS

A: Given peptide sequence is TREATS.

Q: Draw the complete structures of the following peptides:(a) Thr-Phe-Met (b)…

A: Peptides are short chain of amino acids in which the the amino acids are connected to one another by…

Q: 21. The TCR that can bind to peptide on correct MHC molecules is made up of chains a. a and B b. y…

A: TCR or T-cell receptor is a protein complex found on the surface of T-lymphocytes which are…

Q: Draw a structural formula of these tripeptides. Mark each peptide bond, the N-terminal amino acid,…

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

Q: Describe each of the following protein tests and tell what they detect. a. Ninhydrin test. b. Biuret…

A:

Q: what is the net charge of the peptide Arg-Ala-Phe-Leu at pH at 8?

A:

Q: Consider the peptides below. HO OH Peptide 1: HO. HO. HO, Peptide 2: pro-ile-glu-arg How many…

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

Q: Below is one of the polypeptide chains in the insulin structure. a. What is the amino acid residue…

A:

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: Which of the following peptides have a net positive charge at pH 7? (a) Gly-Ser-Lys

A: It is given that a tripeptide Gly-Ser-Lys is present and it needs to be determined whether it will…

Q: ▼22. From each description, state whether the unknown solution contains an amino acid, a peptide, or…

A:

Q: 3 how many peptide bonds will result from leaving chimotrypsin in: GAKAIWDLWF

A: Peptide bond are formed when two amino acid reaction and these peptide bond can easily broken by…

Q: Draw the structure and indicate the net chatge of the Tyrosine amino acid at pH 1.5, 7.0, 9.5 and…

A:

Q: Draw the structure of the dipeptide Thr-Cys at pH7. Make sure the following are clearly indicated:…

A: For peptide structure very left one should be N end and very right one should be C end. N end means…

Q: What is the structure of below amino acid at its isoelectric point: aspartic acid

A: Given, aspartic acid

Q: Which of the following amino acids has a net negative charge at pH 7.0? A. glycine B. threonine C.…

A: We need to select the amino acid that has a net negative charge at pH 7

Q: What is the pI for the polypeptide ALRHEN? Use pKa of 8 for the N-terminus and 4 for the C-terminus

A:

Q: 28. The terms "fibrous" and "globular" are used to classify proteins in terms of their a. function…

A:

Q: For the tetrapeptide Asp–Arg–Val–Tyr: Name the peptide using one-letter abbreviations.

A: Given, Tetrapeptide: Asp–Arg–Val–Tyr

Q: Draw the structure for the peptide VSK.

A: For structure see below

Q: draw

A: Ala : Alanine Glu : Glutamic acid  Cys : Cysteine

Q: Consider the structure of the peptide below and answer the questions that follow. CH₂ OH Re choose…

A: Here we are required to find N terminal amino acid