II. While there are many different types of inhibitors, most have a very similar structure so they can compete with the normal substrate (in this case dopamine). Of the molecules below, which compound do you think has the most promise as an inhibitor? HO a.a.#1 N- H a.a.#2 H₂PO3 -PO₂H₂ OH Alendronate a.a.#6 NH₂ Carbidopa Using the same, amino acid orientation as you arrived at for Part I, show which inhibitor is most promising a.a.#5 Raloxifene a.a.#3 a.a.#4
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- Using the ActiveModel for aldose reductase, describe the structure of the TIM barrel motif and the structure and location of the active site.Lysozyme’s use of aspartic acid and glutamic acid, to break the glycosidic bonds of the eubacterial cell wall (composed of peptidoglycan), illustrates the common enzymatic pattern of: hydrolysis (catabolic), using nonpolar amino acids at the active site hydrolysis (catabolic), using polar amino acids at the active site condensation (anabolic), using nonpolar amino acids at the active site condensation (anabolic), using polar amino acids at the active site all of the aboveModified TRUE or FALSE. Write the word TRUE if the statement is correct. If the statement is false, write the incorrect underlined word/s and indicate the correct word/s to make the statement true. Extreme temperatures and pH can cause permanent disruption of the protein primary structure(s) of enzymes that leads to loss of active site shape, loss of binding efficiency and activity.
- 6. Reciprocal regulation of opposing pathways is necessary to avoid the wasteful synthesis anddegradation of metabolic intermediates. Provide two distinct examples of reciprocal regulation. Bespecific, and be sure to explain the conditions that signal enzyme activation and/or inhibition.MULTIPLE CHOICE In patients with Lesch Nyhan Syndrome, purine nucleotides are overproduced and over excreted. The hypoxanthine analogue Allopurinol, which effectively treats gout , has no effect on the severe neurological symptoms of Lesch- Nyhan patients because it does not A. decrease de novo pyrimidine synthesis B. decrease de novo purine synthesis C. decrease urate synthesis D. increase PRPP levels (Phosphoribosyl pyrophosphate)Explain the induced-fit model of enzymes function and describe the catolytic cycle of an enzyme
- Define enzyme inhibition. Explain in detail the different types of inhibitions with suitable examplesEnzyme specificity (list the different types of enzyme specificities)Explain the biochemical defect that leads to Lesch-Nyhan syndrome and suggest how the defect might cause the behavioral symptoms characteristic of the disorder.
- Please fully explain (use illustrate where appropriate) the Modes of Enzyme Catalysis exemplified by the serine protease: Chymotrypsin. In your answer discuss employing the illustration whenever possible: the overall reaction mechanism, stability of the reaction transition state, proximity and orientation effects, acid-base catalysis, and covalent catalysis.Most individuals with genetic defects in oxidative phosphorylation are found to have relatively high concentrations of alanine in their blood. how this in biochemical terms? please help :)Modified TRUE or FALSE. Write the word TRUE if the statement is correct. If the statement is false, write the incorrect underlined word/s and indicate the correct word/s to make the statement true. Catabolic pathways synthesize complex end products from simple substrates and require energy use.