The function of the selectivity filter within the voltage-gated K* channel relies on interactions between the K* ion and the groups found within the polypeptide backbone, which are arranged in an optimal geometry to coordinate K+ ions.
Q: Genetics Question 10
A: The objective of the question is to determine whether the statement 'This allele is highly penetrant…
Q: Say there is an additional electron carrier added to the ETC, hydrogen sulfide. Where would it be in…
A: One of the most important steps in aerobic cellular respiration involves the Electron Transport…
Q: Draw three repeating segments of the polymer of cotton, and beta cellulose
A: CottonCotton is made up of organic molecules with composition of hydrogen, carbon and oxygen forming…
Q: In order for fatty acids to enter the mitochondria to be catabolized via β-oxidation, they must…
A: The objective of the question is to calculate the Gibbs free energy change (ΔG) for the reaction of…
Q: b. Write a paragraph or bullet point list to go along with the figure 11.8b describing the role of…
A: Standard change in Gibbs free energy ( ) of redox reactions can be found, if we know the standard…
Q: Glucose 1-phosphate formed by glycogen degradation is converted to glucose 6-phosphate by…
A: Glycogen is a stored form of glucose and is reserve food material in animals. Glycogenolysis is a…
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 coenzyme is most likely used in the following biochemical reaction? çoo L CH COO C CH₂ I CH₂ L…
A: Tricarboxylic Acid Cycle:It is also known as the TCA cycle or Citric Acid Cycle or the Krebs…
Q: Name three advantages and three disadvantages of biological treatment in comparison with…
A: Because wastewater treatment cleans water before it is released into natural ecosystems, it is…
Q: Suppose the following fatty acid was placed in an aqueous environment. Add many water molecules to…
A: The molecule in question is a 16 carbon saturated fatty acid called palmitic acid. Fatty acids have…
Q: What source was the information "As mentioned above these reactions occur in the metabolic pathway…
A: A patient's blood work suggests that: there is elevated AST/ALT ALT, which indicates excess nitrogen…
Q: On the paper provided, draw the chemical structure of a peptide with a sequence LEMD at pH 7. The…
A: Here, we are given the peptide LEMD. There are 4 ionizable groups in the peptide. They…
Q: Name and draw the structure for the substrate for Renilla Luciferase..
A: Luciferases are enzymes that are responsible for the phenomenon of bioluminescence. They catalyze…
Q: Questions 5. Use Figure 5 above to complete the following: a. Using a highlighter (any color),…
A: This model describes how ATP is synthesized in mitochondria and chloroplasts. Here electrons are…
Q: A molecule which stimulates glycolysis in liver tissue, but inhibits gluconeogenesis is a)…
A: The molecule which stimulates glycolysis in liver tissue, but inhibits gluconeogenesis is fructose…
Q: Draw the structure of Arg - Lys - Ser - Trp at ph 7.4
A: The proteins are biological macromolecules that are composed of twenty naturally occurring amino…
Q: Indicate the hinge region, GK kinaseselectivity pocket and explain "Solvent AccessibilitySurface"…
A: The hinge region in a protein kinase is a critical part of the enzyme that connects the N-terminal…
Q: Select the statements that describe genomic DNA libraries. DNA fragments are cloned into vectors.…
A: DNA libraries are catalogs of genetic information. DNA libraries are of different types, the two…
Q: Check the box under each molecule for which the statement in the first column is true. statement It…
A: Two types of nucleic acids are found in all living cells: DNA and RNA. RNA is a single-stranded…
Q: Imagine the main chain of a protein bends back on itself, so that two amino acid residues R, and R,…
A: Salt bridge is a bond between amino acids which carry opposite charges. The opposite charges exert…
Q: 1. Amino acid analysis of the peptide gave the following residues: Asp Met The following facts were…
A: Proteins are biological macromolecules that are made of twenty naturally occurring amino acids…
Q: Hurray! The bacteria did their job and expressed your protein. Now, you need to isolate…
A: In order to answer this question we have to use the clue given in the bracket in the last sentence.…
Q: Which statement best describes the protein structure shown below?
A: Proteins are a type of biomolecules that are made up of amino acids. They perform variety of…
Q: Alpha-ketoglutarate dehydrogenase exhibits feedback inhibition by
A: Alpha-ketoglutarate dehydrogenase is an enzyme that catalyses the conversion of alpha keto glutarate…
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: 6. Proteins contain other amino acids that can compete with cysteine and react with bromoacetamide.…
A: There are four classes of biological macromolecules: protein, nucleic acids, lipids and…
Q: Reciprocal strand exchange is associated with ... O DNA photolyase site-specific recombination O…
A: Reciprocal strand exchange of DNA is defined as the exchange of equal segments of DNA between two…
Q: The enzyme aspartate transcarbamoylase (ATCase) catalyzes the reaction below and, as discussed in…
A: The 4 main categories of biochemical reactions are;Neutralization : reactions between an acid and…
Q: One manifestation of cytochrome oxidase deficiency in humans is severe muscle weakness. Briefly…
A: Cytochrome oxidase is the final protein component of the Electron Transport Chain (ETC) and is also…
Q: Question 6 Listen In fruit flies, yellow body is a sex linked recessive allele. The dominant allele…
A: The question is asking us to determine the percentage of male offspring that will have a yellow body…
Q: Antibodies are one of the key elements in the human immune system. a. What is the general structure…
A: A big Y-shaped protein called an antibody (Ab), sometimes referred to as an immunoglobulin (Ig), is…
Q: Questions 5. Use Figure 5 above to complete the following: a. Using a highlighter (any color),…
A: Oxidative phosphorylation is the final stage of cellular respiration, occurring in the inner…
Q: Answer the following problem and explain your answer for better understanding Which steroid affects…
A: A physiologically active polycyclic organic molecule with four fused rings organised in a certain…
Q: 1. Answer the following problem and explain your answer for better understanding Which of the…
A: They are the simplest form of fats that are linear unbranched chains of CH2 groups linked together…
Q: Please draw titration curves for peptide HFDTYA and HEKDGQ, and calculate the pl for each. Use this…
A: A peptide is short chain of amino acid residues linked together via a peptide bond. Amino acid…
Q: As electrons fall from one complex to another in the Electron Transport Chain, the energy they…
A: Oxidation of 1 molecule of glucose can produce 10 NADH (6 from acetyl CoA in the TCA cycle + 2 from…
Q: What to submit: Draw in the hydrogen bonds for parallel and antiparallel sheets and replace the…
A: The proteins are a major class of biological macromolecules that are composed of amino acids…
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: monosaccharide is shown using a Haworth structure. The following animation shows how to convert an…
A: Haworth projection is a 3D projection of steriochemistry of cyclic sugars.Fischer projection is 2…
Q: (3) Can the disaccharide in question (2) be used to make a silver mirror? Why?.
A: Disaccharide is a carbohydrate molecule formed by the condensation of two monosaccharide units. The…
Q: peptide Lys-Glu-Trp answer the following questions: Draw the structure of this peptide…
A: There are 4 types of biological macromolecules: proteins, nucleic acids, lipids and…
Q: Problem: From the following information determine the amino acid sequence of a peptide. N-terminal…
A: When a polypeptide undergoes edman degradation it gives PTH derivative of an amino acid residue. The…
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: Match the number in the image with the correct name for the lab supply 1 2 ♡ AGEN QIAGEN QIAGEN QIAC…
A: The industry standard for isolating total RNA is RNeasy Kits. They use 96 well plates or silicon…
Q: Genetics Question 6
A: A spontaneous mutation is a change in the DNA sequence that occurs naturally and randomly without…
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: Enalaprilat is a competitive inhibitor of the angiotensin-converting enzyme (ACE), which cleaves the…
A: Here, ACE is the enzyme, angiotensin I is the substrate and enalaprilat is the inhibitor.Given…
Q: :The following data were obtained in a study of an enzyme known to follow Michaelis-Menten kinetics…
A: Enzymes are biological catalysts which increase the rate of reaction in forward direction without…
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: Which of these is an ketohexose? a) fructose b) glucose c) ribose d) erythrose Which of…
A: The objective of the question is to identify the correct carbohydrate based on the given…
Step by step
Solved in 3 steps
- 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.The predominant forms of actin inside a cell are ATP–G-actin and ADP–F-actin. Explain how the interconversion of the nucleotide state is coupled to the assembly and disassembly of actin subunits.A tetrapeptide, glutamate-glycine-alanine-lysine, is prepared at at concentration of 1 mM (0.001 M) and is measured in the standard setup (pathlength of 1 cm). What is the approximate absorbance of this peptide at 280 nm? Hint: if the peptide contained a single tryptophan, the answer would be about 10. 10 280 1 0
- A family of proteins known as cupredoxins contain a single redoxactive Cu ion coordinated by a Cys, a Met, and two His residues. The reduction potentials of cupredoxins range from about 0.15 V to 0.68 V. What does this information reveal about the role of the protein component of the cupredoxins?A protein-ligand binding reaction is run. At equilibrium, half the protein is ligand bound, the unboundligand concentration is 0.657 nM. Calculate the koff value for this reaction. Assume the kon value is typical ofprotein-ligand interactions.Above or below what pH would the polypeptide become fully mobile on a cation exchange column? Explain reasoning please. Per my understanding, I believe I need to find pI and then select a pH
- In the protein adenylate kinase, the C-terminal region has the sequence Val-Asp-Asp-Val-Phe-Ser-Gln-Val-Cys-Thr-His- Leu-Asp-Thr-Leu-Lys- The hydrophobic residues in this sequence are presented in boldface type. Suggest a possible reason for the periodicity in their spacing.In the protein adenylate kinase, the C-terminal region has the sequence Val-Asp-Asp-Val-Phe-Ser-Gln-Val-Cys-Thr-His-Leu-Asp-Thr-Leu-Lys-The hydrophobic residues in this sequence are presented in boldface type.Suggest a possible reason for the periodicity in their spacing.Disulfide bond formation is a regularly observed protien modification that occurs in the lumen of the ER. Explain why disulfifde bond formation is a modification only found in secretory proteins and the extracellular domain of plasma membrane proteins. Furthermore, highlight the advantages disulfide bonds provide to these proteins.
- If crystals of deoxy Hb are exposed to air, they break. What does this imply about the 4o structure of deoxy Hb and oxy Hb and predict which subunits junctions are most affected in the change from deoxyHb to oxyHb?Even though the actual concentration inside a cell is above critical concentration, 50% of action is in monomeric form. Explain how the cell maintains monomeric actin above critical concentration ?A binding curve for the binding of the amino acid tryptophan to the protein called TxtE is shown below. Estimate the association equilibrium constant (Ka; in units of M-1) for Trp binding to TxtE.