'Competitive inhibitor' presentation slideshows

OPTION C: Cells and Energy

Topic 8 : Cell respiration and Photosynthesis. AND. OPTION C: Cells and Energy. C1: Proteins. C.1.1:Primary Structure. C.1.1: Secondary Structures. Alpha Helix Beta Pleated Sheet. protein ribbonprotein ribbon. 7.5.1: Quaternary Structure.

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LECTURE 2: ENZYME KINETICS

LECTURE 2: ENZYME KINETICS. GENERAL PRINCIPLES OF CATALYSIS. A catalyst lowers energy of activation by providing a different mechanism for the reaction. Both the rates of forward and backward reaction are enhanced. GENERAL PRINCIPLES OF CATALYSIS.

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Enzyme Kinetics

Enzyme Kinetics. Enzymes are proteins that can accelerate biochemical reactions by factors of 10 5 to 10 17 ! This is much higher than chemical catalysts. Enzymes can be extremely specific in terms of reaction substrates and products.

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Subject: Do you like to win? How about free stuff? Well, you can do both if you submit the winning chemistry club T-shir

Subject: Do you like to win? How about free stuff? Well, you can do both if you submit the winning chemistry club T-shirt design. Designs may be submitted in the chemistry library in the box near the microwave - you can't miss the big black arrow showing you the way.

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513341 Biochemistry I Chapter 7 ENZYME KINETICS

513341 Biochemistry I Chapter 7 ENZYME KINETICS. Dr. PORNTIP CHAIMANEE Chemistry Department Faculty of Science Silpakorn University. Enzymatic Analysis. Enzyme (E). E + S P + E. Time. Temperature. Substrate (S). Product (P).

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D- Enzymes

D- Enzymes. [6] Enzyme Inhibition Inhibitor : Any molecule that acts directly on an enzyme to lower its catalytic rate. These can be cellular metabolites, or foreign substances such as drugs or toxins that have either a therapeutic or toxic (can be lethal) effect.

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AP Biology Biochemistry Unit Review Questions

AP Biology Biochemistry Unit Review Questions. 1. Is this molecule polar/ nonpolar? Explain why. 2 . Is this molecule polar/ nonpolar? Explain why. Draw a molecule of water. Identify the regions that are positive and negative.

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Warm Up

Warm Up. Monday, September 9, 2013 ( 5 th & 7 th ) What type of macromolecules is an enzyme? . Enzymes. A type of Protein. Objectives. 1. Identify the role of enzymes 2. Describe the components of an energy hill diagram. Role of Enzymes. Characteristics 1) are proteins

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Controlling Enzymes

Controlling Enzymes. Reaction Rate. Without enzyme reaction rate is dependent on concentration. With enzyme, rate still depends on concentration but. . . there is also a saturation phenomenon. Each line represents a metabolic pathway.

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CYP2C8 and Drug Interactions

FDA Advisory Committee for Pharmaceutical Sciences Clinical Pharmacology Subcommittee meeting, November 18. 2003, Rockville, MD. CYP2C8 and Drug Interactions.

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Model United Organelles Conference

Model United Organelles Conference. Objectives. Analyze how changes in the environment will impact the interactions of subcellular structures (organelles), each of which possess specialized functions and provide essential functions for the eukaryotic cell.

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Citric Acid Cycle Generates Reductive Equivalents Utilized in Respiration

Citric Acid Cycle Generates Reductive Equivalents Utilized in Respiration. Citric Acid Cycle: A Two Stage Process . Stage One : C 4 + C 2 condensation C 6 tricarboxylic acid Oxidative decarboxylation 2 CO 2 Succinyl CoA Net Result: 2NADH + 2CO 2 + Succinyl CoA.

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[Substrate] affects rate and it changes during reaction

Enzyme Kinetics. [Substrate] affects rate and it changes during reaction Can measure just initial rate, V o , when [S]>>[E] E + S ES E + P. k 2. k 1. k -2. k -1. Slow step Rate-limiting. maximum velocity. Velocity (V) = k [S]. Enzyme Kinetics Michaelis-Menten.

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Reactivity and Biological Functions of Oxidized Lipids

Reactivity and Biological Functions of Oxidized Lipids. Matthew J. Picklo, Sr. . Outline. Lipid Oxidation Mechanisms and Products Biological Mechanisms n -3 vs n -6 PUFA Oxidation. Basic LIPID Biochemistry. Fatty acids Phospholipids Cholesterol. Docosahexaenoic Acid (22:6; n-3).

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Formal lab report

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Biochem (Test 1)

Biochem (Test 1). 11. Which of the following statements most directly supports the claim that different species of organisms use different metabolic strategies to meet their energy requirements for growth, reproduction, and homeostasis?.

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General Features of Enzymes

General Features of Enzymes. Most biological reactions are catalyzed by enzymes Most enzymes are proteins Highly specific (in reaction & reactants ) Involvement of cofactor or coenzyme in some enzymes (prosthetic groups, holoenzyme, apoenzyme) Activity regulated through

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Enzyme Inhibition

Enzyme Inhibition. C483 Spring 2013. Questions. 1. An inhibitor binds to a site other than the active site of the enzyme. Which statement below correlates with this observation? A ) It must be a competitive inhibitor. B ) The inhibition must be irreversible.

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Amino acid Metabolism 2

Amino acid Metabolism 2. C483 Spring 2013. 1. Arginine is biosynthesized from this precursor: Pyruvate Oxaloacetate a - ketoglutarate 3-phosphoglycerate

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