Which types of ion exchange resin will the the peptide Ala-Glu-lle-Lys- Leu-Asp-Gly bind to at the given pH values? Double-check your pka tables if you need to be reminded of the pKa values of the functional groups. (There may be more than one correct answer) O At pH 8, the peptide will bind to anion exchange resin At pH 3, the peptide will bind to cation exchange resin O At pH 8, the peptide will bind to cation exchange resin O At pH 3, the peptide will bind to anion exchange resin
Q: H3C H3C. HyC O Triglyceride O Fatty acid Glycerol
A: Fatty acids are important micromolecules which combine together to form lipids in plants, animals…
Q: Enzymatic digestion of carbohydrates starts in the mouth. True False
A: Enzymatic digestion is generally referred to as the act of breaking down ingested food materials,…
Q: Match lipid structures in column A with its lipid type in column B esters of fatty acids with long…
A: The question include match the following with different options. The correct options are mentioned…
Q: The first loss of carbon in the metabolism of glucose takes place as CO2, in the formation of…
A: Glucose metabolism occurs in three stages. They are 1) Glycolysis 2) TCA cycle 3) Oxidative…
Q: In a glucometer, glucose oxidase catalyzes the redox reaction of glucose to form gluconolactone.…
A: A glucometer is generally a little, portable device that helps to monitor (glucose levels) at home.…
Q: what is the chemistry of nucleosides?
A: Nucleosides are nothing but glycosamines whose analogues are used as anti cancer agents or antiviral…
Q: When the blood glucose is low, insulin is released from the pancreas to maintain glucose…
A: Introduction: Homeostasis is the maintenance of a stable internal environment within an organism,…
Q: Explain the transport of carbon dioxide from the tissues to the blood and through the lungs to the…
A: Carbon dioxide and oxygen transfer between tissues, lungs, and the atmosphere occur with the help of…
Q: O antigen is a base oligosaccharide that is present in both A and B antigen. O True O False
A: The four blood types found in humans are A, B, AB, and O. Before undergoing a blood transfusion,…
Q: Why DNA melting is required in PCR? Briefly explain how PCR can be used to detect DNA mutation.
A: PCR is polymerase chain reaction used to amplify the DNA . It was first developed by Kary Mullis. It…
Q: a deaminating agent 5-BU is that can base-pair ike cytosine or like if 5-BU is cytosine incorporated…
A: 5-Bromo Uracil and nitrous acid are mutagenic agents. It means both of these agents cause mutation…
Q: 4) Complete hydrogenation of TAG (Y) above would yield a TAG of what fatty acid composition?…
A: In the given table, fatty acid composition of three Tri-acyl Glycerol is given: TAG(X) =…
Q: List and describe the major tissues involved in cholesterol metabolism and their core enzymes.
A: In addition to serving in the manufacture of steroid hormones, vitamin D, and bile acids,…
Q: N-glycosyltransferase attaches which sugar to the base oligosaccharide to synthesize the B antigen?…
A: Antigens and antibody combination help in determination of blood type. Antigen B binds to antibodies…
Q: Question 10 Hormones, such as testosterone, estradiol and progesterone are examples of steroidal…
A: Hormones, such as testosterone, estradiol and progesterone are examples of steroidal lipids. True OR…
Q: ). Isoniazid (MAO inhibitor) is prescribed to the patient with Parkinson discase. What does cause…
A: Parkinson's disease: A long term degenerative disorder of central nervous system.
Q: Identify the functional groups in the following molecule as pointed by arrow A and B, then C and D
A: An atom or group of atom in the organic molecule which determines its characteristics chemical…
Q: Enumerate the reagents used in extraction and isolation of RNA and their uses.
A: The purification of RNA from biological samples is known as RNA extraction. This method is…
Q: Only one of the statements below is correct; which one? O Two solutions are hypotonic when they have…
A: Tonicity is a parameter of the effective osmotic pressure gradient, which is the difference in water…
Q: Identify if the following is a pyrimidine/purine nucleotide or a pyrimidine/purine nucleoside and…
A: The nucleic acids are known as polynucleotides. Monomeric units of nucleic acids are called…
Q: These are enzymes that can sustain in a high hydrostatic pressure. * (Please choose one correct…
A: Bacteria are classified into different classes based on the influence of different environmental…
Q: What glycolytic intermediate does glycogenolysis produce? Explain in brief..
A: Glycolysis is a metabolic pathway in which glucose is converted to pyruvate. The principal sugars…
Q: Hormones, such as testosterone, estradiol and progesterone are examples of steroidal lipids. O True…
A: Leydig cells secrets testosterone in male body. In female body ,granulose cells of the ovaries…
Q: Question 4 Match the following descriptions to the given choices v Synthesized from a steroid…
A: A vitamin is an organic molecule which is an essential micronutrient for organism and are needed…
Q: 2. Compound 1 below is metabolized to compound 2 by CYP. The enzyme is gradually inactivated during…
A: Cytochrome P450 are a class of proteins with the ability to catalyze oxidation reactions. They…
Q: Question 3 -- / 1 What form(s) of chemical energy are generated during cyclic photo-phosphorylation?…
A: Introduction: Photophosphorylation is the process by which photosynthetic organisms use the energy…
Q: The pH vs charge graph for a triprotic amino acid is shown below. Please answer the following…
A: An amino acid with the ability to donate 3 protons (3 H+) is called a triprotic amino acid. The 3…
Q: When can we say that it is an essential amino acids and non essential amino acid? Choose two amino…
A: Introduction: Amino acids are biomolecules that contain an amino and a carboxyl group-containing a…
Q: но но- но он HN. он O Cerebroside O Sphingosine O Ganglioside O Ceramide
A: Cerebrosides are lipid complex , present in the sheaths of nerve fibers. Sphingosine forms a primary…
Q: Section B: True / False (5 marks) 1. Primase has a DNA dependent RNA polymerase activity. 2.…
A: True or false statement Primase is a kind of RNA polymerase that is involved in the replication of…
Q: What amino acid residues interact with methylphenidate in DAT and NET protein active sites? please…
A: DAT and NET proteins are Dopamine Transporter and NET is Nor-Epinephrine Transporter proteins, both…
Q: A. Lysine: Polar basic: Calcium absorption B. Proline: Nonpolar imino acid: Protein synthesis C.…
A: A. Lysine is basic, has R group that is significantly positively charged at pH 7. It has second…
Q: Question 4 Which is/are NOT true of protein isofor (A They have variable amino acid B They have…
A: Proteins are composed of amino acids, which are bound together by peptide linkage. Amino acids…
Q: I. Effect of pH on ezyme activity pH Test tube Observation I 2 4 4 5 12 Conclusion: 8. 3.
A: Enzymes are highly specialized proteins that have extraordinary catalytic power, greater than that…
Q: n the discovery of new drugs, the chemical and physical properties of a molecule are very important…
A: Hi! Thanks for your question. As you have posted multiple questions and have not mentioned which one…
Q: What is the significance of the positioning of the amino acid side chains and alpha carbons as you…
A: Proteins are polymers of amino acids linked by peptide bond/amide bond. Peptide bond is a covalent,…
Q: Why in infants idiopathic hypercalcemia occurs?
A: Hypercalcemia is a condition in which there occurs excess calcium in the serum of affected person.…
Q: Which of the following named reduced coenzyme Select one: O a. NAD O b. FAD O c. ATP O d. NADH2
A: NAD : Nicotinamide adenine dinucleotide FAD : Flavin adenine dinucleotide ATP : Adenosine…
Q: Can someone please draw out phosphorylated creatine?
A:
Q: Several tablespoons of Vitamin C are placed in an empty bottle containing only air. The botle is…
A: Vitamin C is also referred to as ascorbic acid, is a water-soluble nutrient found in some foods. It…
Q: Review method used to increase the solubility of a drug under the following headings co solvents PH…
A: Bioavailability is a powerful determinant of drug absorption. It represents the administered dose…
Q: Nutrition Facts Calories 112 Total Fat 0g Total Carbohydrates 21 g Protein 7g What percentage of the…
A: Introduction: Calories are the amount of energy or heat that takes to raise the temperature of one…
Q: Why aren’t your cells poisoned to death even though they create toxins like hydrogen peroxide?
A: The hydrogen peroxide formed produced during normal cellular metabolism. It is a potent toxin that…
Q: In cholesterol, to which ring of the steroid system is the hydroxyl group attached? B O A
A: cholesterol is a sterol and is the primary compound from which synthesis of many steroid hormones,…
Q: A. Name the two proteins that induce a negative feedback in this pathway and explain why both…
A: Since, you have posted multiple questions we will solve the first question for you. If you want any…
Q: Think about ONE possible consequence with a brief explanation if the primers were not removed after…
A: Introduction: DNA is a genetic material that defines every cell. Before a cell duplicates and is…
Q: Question 12 C17H29COOH O linolenic acid O non-saponifiable O w-3 fatty acid O All are correct
A: C17H29COOH - It has double bonds at 9, 12, 15th carbon position
Q: Question 4 Match the each enzyme deficiency with their corresponding disease B-hexosaminidase A A.…
A: Enzyme deficiency results in certain metabolic disorders and results in serious diseases.
Q: What is the flow of genetic information?
A: The flow of genetic information is always unidirectional. It is depicted in central dogma…
Q: Nascent form of the mRNA A. undergoes splicing only after capping B. is also called hnRNA C. is…
A: A. undergoes splicing only after capping B. is also called hnRNA D. participates in the spliceosome…
Please explain your answer
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- Calculate the net charge of the following peptide at pH 2, pH 6 and pH 14 (use 2 and 9 as pKa values for the carboxylic acid and amino groups, respectively, use the attached table for the side chain pKa values). Ile-Leu-Ile-Lys-Glu-Cys-His-Glu-Met-Ile-Ser-Thr-Arg-TyrDetermine the pI of the peptide H2N-Ala-Lys-Ser-Arg-COOH at pH 11, please explain why some pKas are used in the solution of the problem while others are not.Given the following Peptide: Q6 *H;N-Phe-Asp-Ala-Arg-Gy-His-Arg-Asp-Glu-His-Tyr-CO 6a. What is the peptide's net charge at pH 2.0, pH 6.0, pH 7.4, and pH 10.2? (show work) 6b. What is the approximate isoelectric point of this peptide?
- peptide Lys-Glu-Trp answer the following questions: Draw the structure of this peptide when all the ionizable groups are fully protonated. How many ionizable groups does this peptide have? Label the pKa for each of the ionizable groups in the structure above. Draw the appropriate titration curve for this peptide on graph paper starting at pH 0 and ending at pH 14. Label the x-axis, y-axis and the pKa Determine the overall net charge of this peptide at each full equivalent point (including 0) where the ionizable group is 100% deprotonated. Determine the pI for this peptide. Determine the average overall net charge of a mixture of this peptide in a solution where pH=8.5.Which intermolecular forces are important in acetic acid, CH3 –(C=0)-oh? A particular amino acid contains a- CHNH3+ group. Is this amino acid more likely to be found on the inside or the outside of the folded protein? Briefly explain. The addition of ethanol, CH3CHOH, t an aqueous solution lowers the surface tension of the solution. Predict whether adding ethanol to an aqueous protein solution will tend to stabilize or unfold the protein. Briefly explain.Draw the structure of the pentapeptide Gln-Trp-His-Glu-Tyr that would predominate in acqueous solution at pH=10.3. (Relevant pKa values are: 2.2,4.3,6.0,9.8 and 10.1)
- What is the isoelectric point of the following peptide molecule? Asp-His-Glu-Gly-Lys-Tyr-Leu-Phe-Arg-Ser-Cys Relevant pKa values are; 2.2, 3.8, 4.3, 6.0, 8.3, 9.8, 10.1, 10.5, 12.5 and 13.1 3.0 9.1 7.2 5.2 4.1 ONLY one correct answer80mL of a 0.3M solution of hexapeptide Leu-His-Cys-Glu-Asn-Arg is adjusted to pH=pl. The solution is then titrated with 0.2M HCI to a final pH of 2.1. Sketch the titration curve, labelling the pH and volume axes. Indicate the volume of HCl needed to reach each relevant pKa value and equivalence point(s). Relevant pka values are: 2.1, 4.3, 6.0, 8.3, 9.8, and 12.5.At a pH of 10, would you expect this peptide to be retained for a longer time within an anion exchange column or a cation exchange column? His-Met-Asp-Tyr-Phe-Ser
- Give the general Adiar equation for the binding of a ligand to a dimeric protein. Explain further what your understanding is of the terms "no-, positive-, and negative cooperativity” and graphically present the relationship between Ȳ and [S] for each of these cases. Also, give the relationship between the constants Kb1 and Kb2 in each case.Determine the net charge (to the nearest integer) on the following peptide at pH 5 AND pH 12. Estimate the isoelectric point (pl) for this peptide: H2N-Leu-Gly-Lys-Glu-COOH Assume the pK,s for functional groups are: alpha-amino 6. alpha-carboxy sidechain-amino (Lys) 10.5 sidechain-carboxy (Glu) 4.2 O Net charge at pH 5 and 12 is 0 and -2, respectively, pl =6.6 O Net charge at pH 5 and 12 is 0 and -2, respectively, pl =3.1 O Net charge at plH 5 and 12 is +2 and -1, respectively, pl =7.5 O Nct charge at pH 5 and 12 is +1 and -1. respectively,. pl -4.5 2.Phosphoproteins are formed when a phosphate group is esterified to an -OH group of a Ser, Thr, or Tyr side chain. At typical cellular pH values, this phosphate group bears two negative charges (-OPO32-). Compare this side-chain modification to the 20 side chains of the common amino acids found in proteins and comment on the novel properties that it introduces into side-chain possibilities.