Adenosine Containing Cofactors Flashcards

1
Q

For what is ATP a carrier for

A

Phosphate groups

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2
Q

What do NAD+, NADP+, FAD and FMN carry

A

Electrons, are known as the universal election carrier

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3
Q

From Which vitamin are nicotidamine adenine dinucleotide and nicotinamide adenine dinucleotide phosphate derived

A

Niacin, vitamin B3

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4
Q

What type of reactions remove the two hydrogen atoms from the substrate

A

Redox reactions at the nicotinamide ring

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5
Q

What processes is NAD+ used for

A

As an oxidizing agent in catabolic processes like the TCA cycle and fatty acid oxidation

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6
Q

For what processes is NADPH used for

A

Used as the reducing agent in biosynthesis like fatty acid synthesis and steroid synthesis

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7
Q

Which cofactors are considered pyridine nucleotides

A

NAD and NADP

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8
Q

Which cofactors are considered flavin nucleotides

A

FAD and FMN

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9
Q

Which vitamin are flavin adenine dinucleotide and flavin mononucleotide derived from

A

Riboflavin (B2)

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10
Q

What does the coenzyme A ( CoASH) carry

A

Carries acyl (acid) groups

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11
Q

From what vitamin is coenzyme A derived from

A

B5

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12
Q

What is an acyl group

A

And acid functional group within a molecule

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13
Q

What is a thioester

A

Is the sulphur analogue of an ester

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14
Q

What is any coenzyme A derivative called

A

Acyl coA

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15
Q

What is the derivative off coenzyme A with an acetic acid

A

Acetyl CoA

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16
Q

What is a cofactor and what two types of cofactor exist

A

An additional chemical that helps enzymes carry out their functions
Can be inorganic ions such as Fe 2+, Mg 2+, Mn 2+, Zn 2+, Cu2+.
Or can be a coenzyme such as NADH, FAD,