Draw the structure of Arg - Lys - Ser - Trp at ph 7.4
Q: The Cori cycle involves the: Question 44 options: A) conversion of glucose to lactate in liver and…
A: The metabolic pathway known as the Cori cycle, or lactic acid cycle, was discovered by Carl…
Q: Thinking about cell membranes. a) The fatty acid tails of the phospholipids that make up cell…
A: The following information is given:The fatty acid tails of the phospholipids that make up cell…
Q: You are performing an enzyme reaction that works the same way as your wheat germ acid phosphatase…
A: Enzymes can be defined as proteins that act as biological catalysts. They work by accelerating…
Q: HCO3 + Glutamine + ATP Carbamoyl phosphate + Aspartate AT Case N-carbamoylaspartate -UMP UTP CTP
A: Enzymes are biological catalysts that increases the rate of biochemical reactions.The activity of…
Q: Lipids _____ 1. Cephalin vs. Cholesterol _____ 2. Palmitic acid vs. Cerebroside _____ 3.…
A: The objective of the question is to understand the differences between various types of lipids and…
Q: which yields more free energy when completely oxidized, stearate or alpha-linolenate?
A: The objective of this question is to determine which molecule, stearate or alpha-linolenate, yields…
Q: Suppose you have a crude sample of compound X and you attempt to purify it by recrystallization with…
A: Recrystallization is defined as a purification technique which is commonly used in chemistry to…
Q: Which of the following is true? Please select all the descriptions that are true. The proton-motive…
A: The proton motive force is the inherent potential energy in the protons of Inter Membrane Space…
Q: Which of the following has a tertiary protein structure?
A: The tertiary structure of a protein can be referred to as the 3D arrangement of the polypeptide…
Q: If you discover that a protein binds more than one molecule (ligand). How can you determine whether…
A: Proteins are the large and complex biomolecules composed of a large number of amino acids attached…
Q: Part B How many chiral carbon atoms does the monosaccharide altrose have? View Available Hint(s) CHO…
A: Monosacharides are the simple sugars that act as building blocks for carbohydrates or…
Q: (1) Identify the chiral atoms, if any, with an asterisk (") in the following compounds. CH OH CH OH…
A: Monosaccharides are simple sugars that form the building blocks of carbohydrates. They are…
Q: How many amino acids are present in this peptide? فيكم A) 6 B) 7 C) 8 D) 9
A: We have to determine the number of amino acids present in the structure below:
Q: Much of the regulation of gluconeogenesis is a result of the inhibition of. Glycolysis
A: Metabolic pathways can be defined as a set of chemical reactions that are linked & occurs within…
Q: Discussion should answer the following guide questions (dedicate one or two paragraphs for each…
A: Deoxyribosnucleic acid - DNADNA is genetic material present in cells with two helical strands. It is…
Q: Determine whether each of the examples or phrases describes an essential amino acid, a nonessential…
A: Amino acids are biomolecules that have an amino group and a carboxyl group linked to the same carbon…
Q: Provide structures for A-E. A 1.03 2. DMS [H*] CN-H с D H Ph3P=CH₂ 1. EtMgBr 2. H₂O* H* EtOH E B
A: The question is related to the reagents.Reagents are used to modify the target functional groups of…
Q: Arsenate (ASO) closely resembles phosphate in structure and reactivity. However, arsenate esters are…
A: Arsenate mimics the structure of phosphate. Because of this, arsenate binds to the phosphate binding…
Q: Many years later, in 1989, Wild, et al. revisited the idea of allosteric control of ATCase by CTP.…
A: Here we are considering the allosteric enzyme ATCase (Aspartate transcarbamoylase), whose kinetics…
Q: ketch a titration curve and the structures of the major ionic forms of glutamic acid that exist in…
A: The proteins are composed of twenty naturally occurring amino acids connected via peptide bonds.The…
Q: Consider this simplified diagram of the catabolism of proteins. protein hydrolysis amino acid B…
A: Proteins are macro molecules which are made up of amino acids bonded through a peptide bond.…
Q: 1 2 3 1 point Mike needs to pipette 25 uL of solution. Which pipette should he use to pipette the…
A: The objective of the question is to determine the most accurate pipette to use for specific volumes…
Q: Which of the following would be present in the urine of dogs that were fed phenylpalmitate? (Note:…
A: Phenylpalmitate is an ester of fatty acids. Hydrolysis is the process by which the esters of the…
Q: Please draw titration curves for peptide HFDTYA and HEKDGQ, and calculate the pl for each. Use this…
A: Peptides are composed of amino acids. Some amino acids have ionizable side chains while others do…
Q: Genetics Question 1
A: The objective of the question is to determine which inheritance pattern can be eliminated based on…
Q: 3. Amino acid residues and peptide bonds (a) Draw the chemical structure of F, S and H joined by…
A: It is hard and hence often found confusing to explain a 3-D concept like dihedral angles in the 2-D…
Q: Molnupiravir causes widespread mutations as SARS-CoV-2 replicates its genome because in an RNA…
A: Mutations are sudden changes in the genetic material which can be either DNA or RNA.Molnupiravir is…
Q: Select the AA residues that are lipid-facing, according to the figure below. a N15 L21 D S16 V25 L18…
A: Hydrophobic or Hydrophilic nature of amino acidHydrophilic or hydrophobic nature is imparted by…
Q: What is the approximate pl of the peptide "HYTCD"? 04.5 7.00
A: Peptide have difference in the charge based on the ionizable groups present. The peptide have 4…
Q: A)Label each sugar as D or L b. Label each sugar as a or B
A: Sugars are the generic names for sweet-tasting carbohydrates. Simple sugars are known as…
Q: Please give me all answer 1 . Which one of the given amino acids has a sulfur atom? A. cysteine B.…
A: Amino Acids:Amino acids are the building blocks of proteins, essential molecules in living…
Q: Please answer as soon as possible!!*** Can you check if the answer below has correct information/if…
A: Body cells take in glucose from the blood with GLUTS. Some are insulin sensitive whereas some are…
Q: Phosphofructokinase (PFK) activity is altered by changes in the energy state of the cell. Under high…
A: Phosphofructokinase (PFK) is an enzyme of the glycolytic pathway. Glycolysis is a catabolic pathway…
Q: 11. Calculate K and Vmax from the following data: M [S] (M) (mM.s¹) 0.1 0.34 0.53 0.74 0.91 1.04 0.2…
A: LB plot is double reciprocal plot which is appropriate for the calculation of Km and Vmax.Km is…
Q: Rank these carbon compounds from their most reduced (1) to most oxidized (5). 11 C. OH 요 -CH₂- 011=0…
A: All life on earth is carbon based i.e. the molecules of life have a carbon skeleton. Hence, it is…
Q: In the following reaction, a molecule of ATP bound to the enzyme transfer a phosphate to fructose…
A: Correct Option: b. The change in the activation energy barrier is greater than 27.6…
Q: After absorption, nearly all fructose enters hepatocytes (liver cells) on the first pass and enters…
A: Hepatocytes are the main parenchymal cells (functional cells) of the liver. These cells play a…
Q: At blood pH 7.4 the molar ratio of bicarbonate and dissolved CO2 is: Group of answer choices 20 to 1…
A: Gas exchange system in blood circulationCO2 and O2 both are exchanged in the circulation of human…
Q: The diversity of functional groups on sugars that can form glycosidic bonds greatly increases the…
A: Peptides are the compounds formed from the amino acids.Amino acids are the building blocks of…
Q: 9. 3 μL of a 45 mM stock solution of a substrate is added to 8 mL of water. Calculate the following…
A: The objective of this question is to calculate various parameters related to a solution of a…
Q: js viewer 4. Complete the following table with the appropriate characteristics for each of the 4…
A: There are four biomacromolecules; proteins, carbohydrates, nucleic acids and lipids. All these…
Q: Complete the structure of thalidomide by drawing multiple bonds
A:
Q: The oxidation of malate by NAD to form oxaloacetate is a highly endergonic reaction under standard…
A: Standards free energy change calculated at biochemical standards is called biochemical standard free…
Q: (a) The mean residence time of any single component i is given by (1-8)(1+K₁) "₁ UE where u is fluid…
A: (a) Mean Residence Time :The mean residence time is the average time a solute molecule spends in…
Q: Explain how alternative splicing of mRNA coding for a receptor tyrosine kinase could lead to…
A: The receptor tyrosine kinases are cell surface receptors that can bind to ligands like polypeptide…
Q: 6. At pH 7.0, the amino acid lysine has the structure shown here. Draw the structure of this…
A: Amino acids are biomolecules where an alpha-carbon is bonded to 4 different groups. The 4 groups…
Q: Which of the twenty naturally occurring amino acid side chains are charged at a pan of 1.00? pH of…
A: Amino acids can be defined as organic compounds which comprise of both amino & carboxylic acid…
Q: What is X in the following biochemical pathway? R₂ HU- NH₂+ a-ketoglutarate glutamate coenzyme PLP…
A: TransaminationStep 1: Pyridoxal phosphate cofactor that is PLP aminotransferase enzyme mediates the…
Q: Please answer the following answer: Ethanol metabolism has been part of the human diet for…
A: The question is asking about the effects of high concentration of NADH, a product of ethanol…
Q: the reaction: peptide (20 residues) + H₂O + chymotrypsin → peptide (8 residues) + peptide (12…
A: Chymotrypsin is a proteolytic enzyme, meaning it catalyzes the hydrolysis of peptide bonds in…
Step by step
Solved in 3 steps with 2 images
- A synthetic polypeptid made up of L-glutamic acid residues is in a random coil configuration at pH 7.0 but changes to alpha helical when the pH is lowered to 2.0. Explain this pH-dependent conformational transition.draw the structure of the peptide Asp - Asn-Ser-Lys-Pro at PH 8what would the net charge on the tetra peptide of sequence ala-lys-glu-ser at ph 7.2 what would it be if the amino group of the Lys residue has been acetylated?
- Draw the structure of the tri-peptide Leu-Asn-Ser at pH 7.4. Use wedges and dashes around the alpha-carbons, and indicate charges where appropriate. Indicate which amino acid(s) has an R group that would avoid water.A peptide with the primary structure Lys-Arg-Pro-Leu-Ile-Asp-Gly-Ala must be synthesized by the methods developed by Merrifield. Calculate the percentage of the peptides synthesized that will be full length and have the correct sequence if the addition of each amino acid residue is 96% efficient. Do the calculation a second time but assume a 99% efficiency for each cycle. full-length peptides with the correct sequence if 96% efficient: full-length peptides with the correct sequence if 99% efficient: % %you have the following peptide Arg-Ile-Pro-Leu-Asp-Lys-Glu The net charge on this peptide at pH 7.0 is ?. The net charge on this peptide at 1M HCl is ?.
- Treatment of a polypeptide by 2-mercaptoethanol yields two polypeptides that have the following amino acid sequences: Ala-Phe-Cys-Met-Tyr-Cys-Leu-Trp-Cys-Asn Val-Cys-Trp-Val-Ile-Phe-Gly-Cys-Lys Chymotrypsin-catalyzed hydrolysis of the intact polypeptide yields polypeptide fragments with the following amino acid compositions: (Ala, Phe) (Asn, Cys2, Met,Tyr) (Cys, Gly, Lys) (Cys2, Leu,Trp2,Val) (Ile, Phe,Val) Indicate the positions of the disulfide bonds in the original polypeptide. I don't understand how the order of amino acids in Step 2 was arranged. Please explain. Thank you.Treatment of a polypeptide by 2-mercaptoethanol yields two polypeptides that have the following amino acid sequences: Ala-Phe-Cys-Met-Tyr-Cys-Leu-Trp-Cys-Asn Val-Cys-Trp-Val-Ile-Phe-Gly-Cys-Lys Chymotrypsin-catalyzed hydrolysis of the intact polypeptide yields polypeptide fragments with the following amino acid compositions: (Ala, Phe) (Asn, Cys2, Met,Tyr) (Cys, Gly, Lys) (Cys2, Leu,Trp2,Val) (Ile, Phe,Val) Indicate the positions of the disulfide bonds in the original polypeptide.Draw the full structure of the one predominant form of val-asp-asp-arg fragment as it would exist at pH 7.4? Note: Its side chain will also be protonated at that pH.
- Identify the structure of the predominant form of the pentapeptide at pH = 12 if there is a pentapeptide Ile-Lys-Asp-Phe-Glydraw the structure of the tripeptife Pro-Ser-Cys as it would appear at physiological PH with its C-terminal amino acid residue protected as its methyl ester2.2 Aspirin reacts with the amino acid Serine. What is the structure of serine? Draw the structure of the tetra peptide Arg-Lys-Ser-Trp at physiological pH.