Which of the following amino acids are aromatic in nature? Select the correct response(s): F [1 H K 10 m S TI > G R E D S T W
Q: You fill a (fixed volume) dialysis bag with a solution of a protein (1 mM) in water, seal the…
A: Dialysis tubing can be defined as a semi permeable membrane tubing is particularly used in…
Q: Of the allosteric enzymes listed below, which are suppressed by NADH? Select all that apply. the…
A: Enzymes catalyse biochemical reactions. Substrate binds to the enzyme's active site and is converted…
Q: Melibiose is a disaccharide found in artichokes. It consists of galactose and glucose linked by an…
A: a) Melibiose is a disaccharide which is formed by an α- 1,6 - glycosidic bond between glucose and…
Q: This question has been posted previously with parts A B and C already answered. Please focus on only…
A: Amino acids classified as hydrophobic have side chains (R groups) that have a propensity to resist…
Q: Draw the condensed structural formula of a gycerophospholipid trat contains two stearic acids and a…
A: Definition of condensed structure - The system for writing organic compounds in a single line is…
Q: Consider a peptide AKCVSEAALRIKQEANSL. Which of the following secondary structures the peptide can…
A: In the light of proteins, secondary structure refers to the regional spatial organization of the…
Q: We humans do not express an alpha-Galactosidase enzyme and therefore cannot break down stachyose but…
A: Stachyose is a tetrasaccharide made up of two , one and one . Stachyose can be represented as .Gal…
Q: Biological membranes are selectively permeable, allowing certain molecules to cross the membrane,…
A: The cells or the plasma membrane is the outermost layer enclosing the cell. It is responsible for…
Q: be the A form of DNA, the B form of DNA, the Z form of DNA, or all three. A form the favored form of…
A: DNA called deoxyribonucleic acid is made up of nucleotides. Each nucleotide is nade up of a -…
Q: Below is the result of PCR products running on agarose gel electrophoresis. You expect to see one…
A: PCR enables us to increase the concentration of our gene of interest. We use two primers for PCR,…
Q: Determine whether each of the carbohydrates is a monosaccharide, disaccharide, or polysaccharide.
A: Carbohydrates are biomolecules that comprise carbon, hydrogen and oxygen atoms. The hydrogen-oxygen…
Q: cum NH₂ GLP-1 (i) receptor H. (ii) GLP-1 N-teminus HN NH R CH3 (iii)
A: The amino acids in the N terminus are:Ala (8)His (7)Ser (2)Alanine is found at position 8 in the…
Q: [2] Calculate the pH of the arginine solution after the addition of Oml, 5ml of 0.1M NaOH and…
A: A method employed in laboratories for calculating an amino acid's pKa values and isoelectric point…
Q: Provide a reasonable step-wise mechanism for the reaction below, involving TPP as a coenzyme (can…
A: Enzyme catalysis can occur via different mechanisms such as general acid/base catalysis, covalent…
Q: In the article the authors reference the canonical forces in protein folding. Describe how these…
A: As per the central dogma of molecular biology, the DNA contain the information needed to synthesize…
Q: In considering active transport by Na + -K + -ATPase at body temperature (37 o C), 3 Na+ are pumped…
A: The following equation describes the mathematical relation for the change in free energy required…
Q: Using a biochemical technique called site-directed mutagenesis, it is possible to substitute a…
A: Site-directed mutagenesis is a method employed in the lab to perform accurate and deliberate…
Q: V, (μmol-min-¹) 0.35 1/V₂ 0.3 0.25 0.2 0.15 0.1 0.05 0 0 50 100 150 200 250 300 350 400 450 [S] (nm)…
A: Michaelis Menten kinetics and Lineweaver Burk plot show the activity of the enzyme catalyzed…
Q: Cofactors, coenzymes, and prosthetic groups datang une pomm
A: Enzyme function:Enzymes are the biological catalysts which speed up the reactions in organisms.These…
Q: The mechanism of chymotrypsin can be viewed as a two-step process, acylation of the enzyme active…
A: A burst in rapid kinetic studies (i.e. pre-steady state studies) is a high rate of product release…
Q: Imagine you need to move a large protein from one region in the cell to another. Which of the…
A: Nucleases are enzymes that break down nucleic acids (DNA and RNA) by cleaving the phosphodiester…
Q: o 1. Protein tyrosine phosphatase enzymes are important regula- tory enzymes. Clinical trials show…
A: Michaelis Menton equationFor a one-substrate enzyme-catalyzed reaction, the Michaelis-Menton…
Q: Classify the phrases. Does each phrase describe a kinase, a phosphatase, neither, or both? Kinases…
A: Proteins are regulated by adding or removing phosphate groups. These are crucial for the…
Q: On block 1 (Glycogen Metabolism) fill in the missing pathway (beginning at G6P and ending at…
A: Glycogen metabolism is the process by which glucose-6-phosphate is changed into the branched glucose…
Q: when calculating the Resting membrance potential using the goldman equation it is usally out, out…
A: The Goldman equation is often used to determine the resting membrane potential of a cell. It…
Q: You discover a protein that displays improved catalytic efficiency. Would you predict that this…
A: Catalytic efficiency, can be defined as a measure of how efficiently an enzyme converts substrates…
Q: A person with a genetic defect which results in the synthesis of an insufficient amount of the alpha…
A: Hemoglobin is a protein in red blood cells that carries oxygen throughout the body. It's composed of…
Q: 1. As has been discussed in class the electron transport chain is the first part of oxidative…
A: The electron transport chain (ETC) is a collection of protein complexes found in prokaryotes' plasma…
Q: I need to know the answer to this question. I can't seem to get the right answer to this optional…
A: Hydrolysis is the breaking of a bond using a water molecule. Dehydration synthesis is the formation…
Q: Please draw a tripeptide containing (in this order) a residue with a residue with an non-polar…
A: Nonpolar amino acids do not have a charge and are hydrophobic. They are classified as aliphatic and…
Q: Which enzyme catalyzes the phosphorylation of ADP? Na+-K+-ATPase Ca2+-ATPase Phosphocreatine…
A: The enzyme that catalyzes the phosphorylation of ADP (Adenosine Diphosphate) to form ATP (Adenosine…
Q: Choose Two. The Ramachandran plot indicates: B Ca E ||||||| C1 H H A Combined preference for a about…
A: Amino acids are the building blocks of protein. There are 20 standard naturally occuring amino acids…
Q: Part B. Classify Fatty Acids as Saturated or Unsaturated 2. Identify each fatty acid below as…
A:
Q: What is the process of beta oxidation
A: Beta-oxidation is a metabolic process that occurs in the mitochondria of cells and is responsible…
Q: Polysaccharides Monosaccharides, Disaccharides and Polysaccharides Monosaccharides and Disaccharides…
A: Functional carbohydrates are essential for providing energy, maintaining blood sugar levels, and…
Q: Which of the following statements regarding DNA is false? Features a beta glycosidic bond between…
A: DNA or deoxyribonucleic acid is a genetic material that transfers genetic information from one…
Q: What are the differences in atp formation in glycolysis vs oxidative met
A: ATP (adenosine triphosphate) is a critical molecule that stores and releases energy for cellular…
Q: Analyze the pair of compounds.
A: β - L- galactose & β - L- glucose are both monosaccharides. They are the simplest form of sugar…
Q: polysaccharides
A: Polysaccharides are part of the complex carbohydrate category, forming from multiple monosaccharide…
Q: An enzyme you are studying functions through the mechanistic steps shown here: E + S₁ ⇒ ES₁ ⇒ EP₁ ⇒…
A: Different enzymes react differently to their substrate to catalyze it into products. Some enzymes…
Q: A membrane simulator is shown below. Watch the video clip in order to answer the question. Diffusion…
A: Diffusion is very important process of nature where substances present in excess amount will move…
Q: In a reaction system, the concentrations of Enzyme-Substrate complex [ES], free enzyme [E] and free…
A: An indicator of the degree to which two molecules are bound together, the equilibrium association…
Q: Diabetic patients may experience elevated levels of ketogenesis which, in turn, leads to acidosis.…
A: This buffer is responsible for maintaining the pH of blood plasma. Carbonic acid (H2CO3) is the…
Q: Which of the following is not a CYP450 catalyzed oxidation/reduction reaction? O A. deamination OB.…
A: The Cytochrome P450 (CYP450) enzymes are a group of enzymes that play a crucial role in the…
Q: After completing your analysis of the different bacterial methyltransferases at MethylTranspharmiX,…
A: Enzyme kinetics constitutes the scientific exploration of the intricate mechanisms underlying how…
Q: Lactose is a carbohydrate. Fat is triglycerides/lipids. Please use the chemical composition…
A: Lactose, also known as milk sugar is a disaccharide. It is synthesized from glucose and galactose.…
Q: the DNA segment 5′-ATGAGGCATGAGACG-3′(coding strand) 3′-TACTCCGTACTCTGC-5′ (template strand) •…
A: Replication is the process in which template strand of DNA is copied into complementary strand of…
Q: TABLE 5.1 Properties of the common amino acids found in proteins Name Alanine A, Ala Arginine R, Arg…
A: Proteins are folded peptides. Peptides of chain of amino acid residues linked together via a peptide…
Q: All of the following statements about glucose are true except: Glucose is metabolized in the…
A: Glucose is a simple sugar (monosaccharide) that serves as a primary source of energy for living…
Q: If the gene for myoglobin is "knocked out" in mice (so that the mice can no longer produce…
A: If the gene for myoglobin is knocked out in mice, causing them to be unable to produce myoglobin,…
Step by step
Solved in 3 steps
- Place each charge form of alanine under the pH condition where it would be the predominant form. The pK₁ values for the carboxyl group and amino group of alanine are approximately 2.3 and 9.7, respectively. pH 11 H | H₂C-C-COO NH₂ Does not occur in significant amounts at any pHSelect the term in column B which best matches the description in column A. There are more terms then needed. Column A Column B 1. The pentose sugar found in DNA. a) Cis fatty acid b) Trans fatty acid c) Coenzyme d) Cofacipr 2. Commonly referred to as "insoluble fiber". 3. Considered to be an amphipathic molecule. 4. A molecule with the formula C18H3602 is probably a e) Phospholipid 5. Bond created during the formation of the primary structure of a protein. ) Glycogen 6. A non-protein organic molecule needed for proper enzyme functioning. g) Cellulose 7. Pyrimidine base found only in RNA. h) Galactose i) Fructose 8. Increasing the number of these molecules in the cell membrane would increase the permeability of the cell membrane. i) Thymine k) Uracil 9. Bond which connects nucleotide monomers together. 1) Fatty acid m) Disaccharide n) Peptide bond o) A-Helix p) B-Pleated Sheet q) Ribose r) Deoxyribose 10.Which of the following statements best describes the hydrophobic character of bacteriorhodopsin (2BRD)? Both the interior and exterior of the protein are hydrophobic, including the central core of the trimer. Both the interior and exterior of the protein are hydrophilic, including the central core of the trimer. Both the interior and exterior of the protein are hydrophilic, but the central core of the trimer is hydrophobic. Both the interior and exterior of the protein are hydrophobic, but the central core of the trimer is hydrophilic.
- The following are structural diagrams of a selection of newly discovered amino acids. OH -の-CHs NH HO C-OH NH, AN-CH CH2 CH2 OH Ho NH, C=0 a) Select 1 amino acid. Redraw it. Label the alpha carbon and circle/highlight the entire backbone of the amino acid. b) The amino acids are part of a channel protein embedded in the cell membrane. Choose 2 amino acids (from above) that you would expect to find within the interior/middle of the cell membrane. Draw the formation of the dipeptide using the 2 amino acids you selected. Identify the other products formed in the reaction.Draw the Ala-Ser-Leu-Asp polypeptide (perspective formula) showing the fully extended backbone geometry (all angles +/- 180°). Include correct stereochemistry for L-amino acids. Label all bond rotations representing the angles at each residueMake a table consisting of the following classes of Amino Acids (A). Give the 3 letter abbreviation, one letter symbol. Classify if the AA is essential or non essential, polar or non-polar. Write A for essential and B for non essential, write P for for polar and N for non polar. Draw the AA in the ff. format: Encircle the -R (side chain)do not include met in aliphaticamino acids. it has a separate box inS containing amino acids
- Which of the following amino acids can interact via ionic/electrostatic interactions with lysine at physiologic pH 7.4?a. Histidineb. Asparaginec. GlutamateWrite the structure formula, three-letter and one-letter abbreviation for each essential amino acid at pH 7. Histidine Arginine LysineName the following biomolecules. In the case of peptides, alos provide 3 - letter codes.
- One or more of the compounds shown below will satisfy each of the following statements. Not all compounds may be used; some may be used twice. Put the number(s) in the blank. (1) Found in chitin. (2) An L-saccharide. (3) The first residue attached to asparagine in N-linked glycans. (4) A uronic acid. (5) A ketose. CH,OH CoO COO OH H H H H ОН Н но OH OH H OH H HO OH H NHC- CH, Oso, OH (a) (b) (c) CH,OH CH,OH CH,OH C=0 CHOH C=0 H-C- OH CH,OH но -с-н ČH,OH CH,OH (d) (e)1) Please list all glycosidic linkages between each monosaccharide units. For example, α(1→4)2) Please discuss whether these oligo/polysaccharides would be reducing or non-reducing sugar. Remember to state your reasoning in complete sentence.Which of these amino acids is a polar, uncharged amino acid? (Select all that apply, if necessary.) A. B. D. E. CHLO H₂N-CH-C CH₂ CH₂ CH₂ NH C=NH2 NH₂ amino acid A amino acid C amino acid D amino acid B amino acid E H₂N-CH-C CH₂ _i_g C. H₂N-CH-C- CH2₂ I CH₂ =0 NH₂ H₂N-CH- CH₂ CH-CH3 CH3 H₂ND H₂N-CH- | CH₂ Ï OH