Bio 141 Notes (2/06/2014) Flashcards by Becky knapp | Brainscape

Q

Protein function depends on their…

A

Shape

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Q

Changes to the protein shape result in…

A

they can’t do their job

they won’t function properly

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Q

Denaturing

A

making protein unable to do its job

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Q

enzymes

A

protein catalysts

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Q

catalysts

A

accelerate reactions

make them happen faster

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Q

Substrate

A

fits into an active site

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Q

shape affects…

A

function and apperance

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Q

enzyme reactions tend to happen faster at…

A

higher temperatures

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Q

Enzyme Regulation - On

A

Activation

make it work

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Q

Enzyme Regulation - Off

A

Inhibition

keep it from working

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Q

Competitive Inhibition

A

two molecules can occupy the same active site

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Q

Allosteric

A

somewhere other than the active site

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Q

Noncompetitive

A

inhibitor does not ‘compete’ for the active site

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Q

Phosphotylation

A

activation by adding phosphate

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Q

Feedback Loop

A

products of a reaction influence whether further products are made

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Q

Negative Feedback Loop

A

product inhibits further reactions