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BIOCHEM ✨ > ELECTRON TRANSPORT CHAIN > Flashcards

ELECTRON TRANSPORT CHAIN Flashcards

0
Q

Features of ETC

A

Made up of 4 complexes
Electron transfer
Redox reaction
Proton pump

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1
Q

Transferring the e from one complex to another

A

ETC

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2
Q

4 protein complexes

A

Nadh dh
Succinate dh
Cyt bc1 complex
Cyt oxidase

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3
Q

Electron carriers from krebs cycle

A

Nadh

Fadh2

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4
Q

Heme protein electron carrier

A

Cytochrome

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5
Q

Not a protein electron carrier

A

Ubiquinone

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6
Q

What type of cytochrome is present in complex III

A

Cyt bc1 complex

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7
Q

Complex III – What are the absorbants in Cyt Bc1 complex

A

B562

B566

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8
Q

Enzyme that catalyze complex III

A

Ubiquinone: cytochrome oxidoreductase

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9
Q

Types of cytochrome in complex III based on wavelength

A

Heme A
heme B
Heme C

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10
Q

Impt of complexes

A

For electron transport and proton pump gradient

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11
Q

Cytochrome used in Complex IV

A

Cyt aa3

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12
Q

Enzyme that catalyze complex IV

A

Cytochrome oxidase

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13
Q

Only cytochrome that contains COPPER in its structure

A

Complex IV

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14
Q

It has a ligand or free attachment for oxygen

A

Complex IV

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15
Q

Only complex that has NO PROTON PUMP

A

Complex II

16
Q

Other terms for complex V

A

ATPase synthase
Mitochondrial ATPase
F1 F0 ATPase

17
Q

Complex where actual ATP synthesis happens

A

Complex V

18
Q

Complex V: contains enzymes that catalyze ATP

A

Catalytic portion or F1

19
Q

Complex V: pathway..

A

Proton channel or F0

20
Q

Prevents flow of electrons

A

Inhibitors

21
Q

Function of inhibitors

A

Electron transport

Uncoupling agent

22
Q

If present, there is no proton pump formed. Instead hydrogen ions are released as HEAT

A

Uncoupling agent

23
Q

It will bind to the stalk of ATP

A

Oligomycin

24
Q

It inhibits ATP synthase and blocks complex V

A

Oligomycin

BIOCHEM ✨ (12 decks)

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