GTP GDP, CO2 the task is to DRAW a reasonable mechanism for reaction listed. Not all products or cofactors may be shown, add them as necessary. Disregard stereochemistry
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- Cyanide ion (CN-) causes toxicity to humans, explain the reason of its toxicity to us. Suggest a method to remove its toxicity from the blood.The structure of a metalloenzyme active site is down below(black picture). Describe, from a chemical and structural perspective, how the reactive site is designed to facilitate its catalytic reaction. The example below(white pitcure) suggests the level of detail that is required. Make sure that you explain what the metal is doing, what the reaction is, and its biological significance.Suggest an appropriate reason for the observation : “On increasing temperature of the reacting system by 10 degrees, the rate of reaction almost doubles or even some times becomes five folds.”
- The structure of a metalloenzyme active site is down below(black picture). Describe, from a chemical and structural perspective, how the reactive site is designed to facilitate its catalytic reaction. The example below suggests the level of detail that is required. Make sure that you explain what the metal is doing, what the reaction is, and its biological significance.Predict the mechanism as SN1, SN2, E1 or E2 and draw the major organic product formed in each reaction. Consider any regioselectivity and stereoselectivity where applicable: I’d be grateful if you helped with all of these but if not can you please help me answer f,g,h & j ?True or False Immobilization improves the stability of the enzyme. EnaLne, has a half-life of 10 days in free solution, but under identical conditions of temperature, pH, and medium composition, the measured half-life of a packed column is 30 days. The enzyme is immobilized in a porous sphere 5 mm in diameter.
- When amphipathic biomolecules form micelles in polar solvents, this is an example of increasing entropy in the solvent True FalseThe three molecules in Figure Q2–2 contain theseven most common reactive groups in biology. Most mol-ecules in the cell are built from these functional groups.Indicate and name the functional groups in these mole-cules.An allosterically regulated enzyme in the R state is unable to bind substrate at the activesite. TrueFalse
- Label all 5 the indicted regions in this coenzyme (labels like site of redox activity, etc)An enzyme has a rate enhancement of 1.3x106. Calculate the value of ΔΔG‡ at 25.0 °C in kJ mol-1. (Hint: be sure to pay attention to units and signs.) (R = 8.3145 J mol-1 K-1)Understanding an Antidote for Cyanide Poisoning Sodium nitrite (NaNO2) is used by emergency medical personnel as an antidote for cyanide poisoning (for this purpose. it must be administered immediately). Based on the discussion of cyanide poisoning in Section 20.4. Suggest a mechanism for the lifesaving effect of sodium nitrite.
