Enzymes are stereochemically specific; that is, they oftenconvert only one stereoisomeric form of substrate intoproduct. Why is such specificity inherent in theirstructure?

Q: Using lysozyme as an example, what can an enzyme’s structure reveal about its catalytic mechanism?

A: The majority of enzymes are proteins and their role is therefore relevant to their structure.…

Q: Why is the reaction catalyzed by citrate synthase considered a condensation reaction?

A: The citric acid cycle is the oxidation metabolic pathway that leads to the production of electrons…

Q: To what class of enzymes does hexokinase belong? Describe in general the reaction it catalyzes.

A: An enzyme is a substance that acts as a catalyst in living organisms, regulating the rate at which…

Q: The covalent catalytic mechanism of an enzyme depends on a single active site Cys residue with a…

A: Covalent catalysis is a type of enzymatic reaction mechanism that involves the formation of covalent…

Q: A laboratory in Japan performed a similar experiment on earthworms from different localities of the…

A: Enzyme is basically biocatalyst that increase the rate of chemical reaction without itself being…

Q: Based on this information, what type of enzyme would ornithine decarboxylase be? I searched it up on…

A: In the study of enzymology, the classification of enzymes is based on their specific functions and…

Q: Bactrim, a sulfa antibiotic kill bacterial cells by competitively inhibiting bacterial folic acid…

A: Hi, Thanks For Your Question.  Answer : Correct Option Is E High concentrations of sulfa antibiotics…

Q: A biosynthetic pathway for the synthesis of two molecules, E or H, from molecule A is shown below.…

A: Enzymes can e reversibly inhibited in presence of competitive and non-competitive inhibitors. Such…

Q: D) What are the different substrate specificities of elastase, trypsin, and chymotrypsin? And, why,…

A: Serine proteases are a group of enzymes that have a characteristic serine residue in their catalytic…

Q: Archae are the source of many enzymes used for biocatalysis in diverse industries such as food and…

A: Archaea (singular: archaeon) are a group of single-celled microorganisms that constitute one of the…

Q: The amino acid histidine has been found to participate in both acid and base catalysis in many…

A: Histidine is a basic amino acid and it contains an imidazole ring in its side-chain. Histidine is…

Q: Do you think that catalase should be able to attach to other substrates besides H2O2? Why or why…

A: Catalase is an enzyme that catalyzes the reaction by which hydrogen peroxide is broken down into…

Q: Explain why several biochemical pathways start by putting a coenzyme A onto the molecule that…

A: For the functioning of an enzyme, a non-protein compound is usually needed. They loosely bind to…

Q: Carbonyl cyanide 4- ( trifluoromethoxy ) phenylhydrazone (FCCP) is a proton ionophore : it enables…

A: E.coli uses the protons to drive against the lactose gradient. Moreover, E.coli is a secondary…

Q: RuBP carboxylase is not an idel enzyme by any means. Describe some of the active site's and…

A: There are two stages to the photosynthetic process: Phases of photochemistry and biosynthesis…

Q: What class does your HindIII enzyme belong?

A: HindIII is a restriction endonuclease (RE).

Q: structural analogues of an enzyme's transition state intermediate act as a competitive inhibitor…

A:

Q: Is the following true or false? Biocatalysis is limited to the use of enzymes found naturally in…

A: Biocatalysts are substances used in biochemical reactions. The biocatalysts are used to increase the…

Q: Describe two reasons why the reaction glutamine synthetase performs is important to the body.

A: Cells can accumulate nitrogen in the form of ammonia from amino acid degradation, photorespiration…

Q: Many enzymes function best within narrow temperature and pH ranges. Catalase, however, is active…

A: Catalase is an enzyme found in nearly all organisms that exposed to oxygen like plants, animals, and…

Q: In the Lineweaver Burke plot shown below, which of the following is true? Wth inhto Wthout inhittor…

A: Since there are multiple questions and which question is to be solved has not been specified, as per…

Q: What is the step by step process Embden-Meyerhoff-Parnas pathway? Can you please explain in detail…

A: After glucose enters the cell, there are two possible fates it can undergo: enter glycolysis, where…

Q: Tazobactam is a BETA-lactam that inhibits the enzyme that bacteria secrete to resist penicillin

A: Tazobactam is a synthetic sulfone of penicillanic acid which contains a lactam ring at beta…

Q: Where would the catalase enzyme perform best- in the human blood stream OR in the human stomach?…

A: Catalase is common enzyme found in all aerobics and it convert reactive oxygen species H2O2…

Q: When studying the mechanism of the enzymatic reaction, functional groups were found that ensure the…

A: Biochemical reactions tend to be slow because biomolecules are stable at biological pH and…

Q: There is an outbreak of food poisoning at a local restaurant. The patrons present with 24 hours of…

A: DISCLAIMER : Since you have asked multiple question, we will solve the first question for you. If…

Q: The uncatalyzed reaction rate for the conversion of substrate X to product Y is one year. The…

A: Enzymes are specialized types of proteins that are responsible for catalyzing all biochemical…

Q: Sydney Brennen isolated Salmonella typhimurium mutants that were implicated in the biosynthesis of…

A: By the use of minimal and deficit medium scientist can characterize different classes of mutants and…

Q: Match each of the enzymes involved in de novo pyrimidine synthesis with the correct description:…

A:

Q: How would the activity of a reaction catalyzed by a version of subtilisin with all three residues in…

A: Subtilisin is a serine protease produced by the bacterium Bacillus subtilis. Serine proteases are…

Q: Describe type I, II, and III L-asparaginases. Mention characteristics and differences between them…

A: L-Asparaginase Enzymes having antitumor activities. Degrade asparagine to aspartate with the…

Q: What is the definition of 1 unit of Taq polymerase activity according to a commercial supplier of…

A: Taq polymerase is a thermostable DNA polymerase I and is isolated from the thermophilic eubacteria…

Q: In the: Presence of competitive inhibitors of peptidyl transferase. Explain: (a) What is the process…

A: The peptidyl transferase is an aminoacyltransferase and the ribosome's principal enzymatic function,…

Q: the scheme below which represents the mechanism of action for a large number of enzymes: A+B⟺AB⟶C…

A: Introduction:- The steady-state approximation is a rate law derivation approach. The technique is…

Q: You find in the literature that an enzyme purified very close to homogeneity has a specific activity…

A: Enzymes are catalysts that speed up biochemical reactions. Enzymes are specific to temperature,…

Q: Bacterial aldolase does not form a Schiff base with the substrate. Instead, it has a divalent Zn2+…

A: Aldolase is an enzyme in glycolysis; which converts fructose 1,6 biphosphate to…

Q: “Caspase” describes the catalytic activity of this enzyme. What amino acyl residue participates in…

A: Caspases are enzymes which mainly take part in programmed cell death. A part from that they also…

Q: Would you expect the structure of a noncompetitive inhibitor of a given enzyme to be similar to that…

A: Non-competitive inhibition is a type of inhibition where the inhibitor reduces the activity of the…

Q: Enzymes are proteins that increase the rate of chemical reactions by lowering the energy activation…

A: Enzymes are protein molecules acting as biological catalyst that are able to accelerate the rate of…

Q: The comparison of the active site geometries of chymotrypsin and subtilisin under the assumption…

A: Highly conserved amino acids that form essential structural and chemical elements of the catalytic…

Q: Classify the following enzymes: Oxidoreductase, Hydrolase, Transferase, Lyase, Ligase, Isomerase 1.…

A: Introduction: Enzymes are biological catalysts that mean catalysts of life. They are protein by…

Q: RuBP carboxylaseis by no means an idesl enzyme. Describe some of the problems with its active site…

A: The process of photosynthesis involves two phases – photochemical phase and biosynthetic phase. In…

Q: How can enzyme inhibition be used in the treatment of certain diseases? Cite examples

A: Introduction: Inhibitors are substances that bind to an enzyme and inhibit its activity. It will…

Q: Reversible inhibition will be _____________ if the inhibitor and substrate bind to the same active…

A: Introduction: An enzyme inhibitor is characterized as a substance that binds with the enzyme and…