ȘO, Na* SO, Na SO, Nat SO, Na* SO, Na*

Q: Give the amino acid sequence of the peptide below by using the three-letter amino acid…

A: The amino acid sequence of a peptide is determined by the order in which individual amino acids are…

Q: Draw the structure of the following molecule The amino acid lysine at pH 12

A: At pH > 10.5 , Lysine remains in deprotonated state.

Q: 5. A peptide is synthesized using a solid-phase peptide synthesis strategy. Amino acids are…

A: In the given problem, the amino acids are represented by a single letter code. So, the above amino…

Q: Please identify the amino acid shown below: Arginine ΝΗ H₂N NH₂ OH Arginine If this amino acid was…

A:

Q: S ant ectr ทบ 27. Write the the noncovalent interactions that are possible for the side chains of…

A: Serine (S):Hydrogen Bonds: Serine has a hydroxyl group (-OH) in its side chain. This group can form…

Q: The isoelectric point of the tripeptide Gly-Ser-Ala occurs at a value below pH 7 C at pH 7 at a…

A: Here we have a tripeptide whose seq from the amino end to the COOH end is givenas Gly-Ser-Ala and we…

Q: Identify the peaks of the 1D ¹H NMR and identify the amino acid at physiological pH. 10 Q K a.…

A:

Q: Which of the following peptides is made from one of each of the following amino acids: glycine,…

A: The amino acid can be defined as the compound containing the carboxylic group and an amine group…

Q: What is the net charge on the protein shown below (without pH considerations) at pH 12? a. -2 b.…

A:

Q: What is the charge of the following peptide at pH = 5.8? %3D FEREKC D-2

A: The question is based on the concepts of biochemistry. we have to draw the peptide structure at the…

Q: 1. a) Classify the amino acids according to the nature of their side chains (R groups), stating…

A: "Dear student, as an expert we are only allowed to answer one quesstion at a time and 3 subpart at a…

Q: Use these pka values to calculate the charge on the peptide below at pH 6. alpha COOH 2.0 side Chain…

A: T: Threonine, pKa: 9.0 S: Serine Y: Tyrosine, pKa: 10.0 M: Methionine C: Cysteine, pKa: 8.0 F:…

Q: 0. Draw the ionic form found at a pH of 3.7 for the nonstandard amino acid that is shown below in…

A: We have to predict the structure of ionic form at given pH.

Q: Metalloprotein linkages are most likely to be formed between: Select one: O a. Two cysteines O b. An…

A: The correct answer is given below

Q: Draw the ionization of each amino acids in varying pH conditions

A:

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

A:

Q: What is the net charge of the following peptide at pH 7.0:   E-H-A-S-W-R-C   a. +2   b. +1…

A: We have to determine the net charge of the peptide below at pH = 7   E-H-A-S-W-R-C

Q: يطلب NO₂ .F CH2 CH₂ In the Sanger method, the nitrogen from the tripeptide (give the name of the…

A: Dinitrofluorobenzene is called Sanger reagent that is generally used for N-terminal amino acid…

Q: Give handwritten answer

A:

Q: Draw the major form of the peptide cysteinyl- serinyl-histidínyl-arginine at pH=11.

A: Amino acids are the compounds which have a carboxylic group (-COOH), an amino group (-NH2), an alpha…

Q: 3. Draw the form of the amino acid that predominates at pH 11. G H₂N-CH- pka = 9.60 CH₂ pKa = 8.95 C…

A:

Q: me amino group = 9.04, and pKaR for the side chain - 12.48

A: Deprotection of groups depends upon the it's pKa value when pH > it's pKa then deprotection…

Q: Given the following peptide RISAGDLEVK,  Determine the formal charge of peptide  a. pH=0.5 b.…

A:

Q: How would I calculate the isoelectric point for a peptide (LSGHKKRDDQ) that has zwitter ion after…

A: To calculate the isoelectric point (pI) for a peptide, you can use the Henderson-Hasselbalch…

Q: According to this Ramachandran plot, what is the main secondary structure element found in this…

A: The correct option is:

Q: Structure at low pH (A) H3N. Structure at neutral pH (B) 3. Answer the following questions regarding…

A: When pH > pKa of a group then that group is deprotonated. When pH < pKa of a group then that…

Q: The peptide KNYPEH N-terminal amino group has a pKa of 8.6 and the C-terminal carboxylate group has…

A: Since you have posted multiple questions so we are answering first question for you for remaining…

Q: B. H₂N+ С. H₂N S OH H H H₂N NH NH₂ NH Н H

A:

Q: Complete the following reaction: Naz-peptide -Peptide (A) CH والی CH3 2P3 NA₂ CH H NH₂ V=0

A: SNAr reactionHydrolysis

Q: What is the major form of the amino acid aspartic acid at pH = 1 ? e А) HO O B) HO HO NH3 (+ NH2 ОН…

A: The major form of the amino acid aspartic acid at pH 1 would be one where both the carboxyl groups…

Q: You may use the following table of pKa values for typical amino acid substituents. alpha carboxylate…

A: Consider the following 3 peptides.   Peptide 1: E-H-A-D-E-K   Peptide 2: E-D-R-H-Y-G   Peptide 3:…

Q: Region/point where AA is predominantly present as a (-1) charged species? The effective buffering…

A:

Q: draw the structure of the peptide Asp - Asn - Ser - Lys - Pro at PH 8

A: Amino acids contain both amine and carboxylic acid functional groups.. In alpha amino acids the…

Q: In an aqueous environment will the following peptide fragment more likely be buried inside a…

A: Aqueous environment corresponding to the water as the solvent.Compound will dissolve in water if the…

Q: Which amino acid might be expected to have the LEAST effect on the function of an enzyme if it…

A: The amino acids which shows less effect when it replaced with arg residue is given below.

Q: Which of the following reaction sequences could produce the (L)-amino acid Q in greater than 50%…

A: The reaction in which there is stereo control will lead to greater 50% formation of amino acid Q.

Q: A Write the structure of the pentapeptide GL B. What is the complete name of this pentapeptide? Show…

A: A) Pentapeptide GLDSC contains five amino acids i.e, glycine, leucine, aspartic acid, serine, and…

Q: Name of Amino Acid 2 = V + Y = 10 amino acid 2: Leucine Draw L-amino acid 2 at pH = X = 2 Calculate…

A:

Q: Provide the correct one-letter abbreviation for the following amino acld! O H3N-CH-C-0 CH₂ SH

A: What is one letter abbreviation for the given amino acid ?

Q: In a variation of the Merrifield solid-phase peptide synthesis, the amino group is protected by a…

A: In organic chemistry, protecting groups are used to protect a molecule so that it can’t participate…

Q: Which of the following protein assays does not make use of the copper (I or II) ions in the…

A: The purpose of the protein assay is to determine the concentration of a protein out of different…

Q: Charge of dipeptides 2c On paper draw a dipeptide, clearly showing the peptide bond joining the two…

A:

Q: The triprotic form of the amino acid lysine is shown below, along with the pKa value for each…

A:

Q: At what pH would you carry out an electrophoresis to separate the amino acids in each mixture? Q)…

A: The isoelectric points of the amino acid mixture Glu, Gin, Asp are 3.08, 5.65, and 2.98…

Q: 19. H,N-CH-C-NH-CH2 -COOH À BC D É Where is the peptide linkage in the dipeptide above? Oa. A Ob. B…

A: The dipeptide given is,

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.