is the enzyme classes that catalyze reactions in which two molecules are covalently connected to each other. * O Ligase O Kinase O Lyase O Isomerase O Carboxylase
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- PREDICT In the following reaction series, which enzyme(s) is/are most likely to have an allosteric site to which the end product E binds? (a) enzyme 1 (b) enzyme 2 (c) enzyme 3 (d) enzyme 4 (e) enzymes 3 and 4Draw the structures of the amino acids whose side chainsmost commonly participate in catalytic mechanisms whenthey occur in the active sites of enzymes.the amino acid glutamic acid is at the active site of an enzyme. Normally the enzyme is active at pH 7. at pH 4 (higher concentration of H+), the enzyme is inactive. Explain there observations
- Allosteric enzymes allow the rate of reactions to control the activity. For example, the production of Product (P) can stop or limit the activity of enzyme 1 via _____________________________.You are observing an enzyme driven reaction. To the reaction mixture you add a chemical X which inhibits the reaction. If you add more substrate, the reaction rate approaches the Vmax of the uninhibited reaction. Furthermore, the structure of X is similar to the natural substrate. What kind of inhibitor is X?This is the full question. It asks about enzyme mechanisms. What is the amino acids sequence of both products whenever the tetrahedral intermediate breaks down
- How to make the amino acid Alanine from Tyrosine using a transamination reaction? Include the chemical structures in detail (both halves reaction, with intermediates), the PLP group on the enzyme. Write the name of the substrates, enzymes, and products for the main substrate.Pepsin, a peptidase that hydrolyzes proteins, functions in the stomach at an optimum pH of 1.5–2.0. How is the rate of a pepsin-catalyzed reaction affected by each of thefollowing conditions? increasing the concentration ofproteins changing the pH to0 running the reaction at 0°C using lesspepsinMatch each reaction description to the type of enzyme that catalyzes the reaction. 1. Oxidation and reduction of compounds 2. Transfers a functional group from one compound to another compound 3. Utilizes water to break bonds within a compound 4. Addition/removal of a group of atoms and bonds within a compound 5. Forms a bond between two compounds A. Ligase B. Transferase C. Hydrolase D. Oxidoreductase E. Isomerase F. Lyase
- Lactose--->galactose+glucose represents an enzymatic reaction. What statement about this reaction is true? A) lactose is the enzyme of this reacrion B) galactose is the substance of this reaction C) this reaction is a type of exchange reaction D) this reaction is a type of decomposition (catabolic) reactionWhich of the following statements is TRUE in describing the activity of the lactaseenzyme? A. Lactase is converted to glucoseB. One lactase enzyme can catalyze many reactions C. The shape of lactase does not change during the reaction D. Lactase can function effectively at many different pH levelsProtein biosynthesis is best described as an example of: a) Catabolism b) Anabolism c) Decomposition reaction d) Exergonic reaction e) All of the above
