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15 Cards in this Set

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Adenosine Triphosphate (ATP)

Vitamin source?
Major metabolic roles?
N/A

transfer of phosphoryl or nucleotide groups
S-Adenosylmethionine

Vitamin source?
Major metabolic roles?
N/A

transfer of methyl groups
Nicotinamide adenine dinucleotide (NAD+) and nicotinamide adeninedinucleotide phosphate (NADP+)

Vitamin source?
Major metabolic roles?
Niacin

Oxidation-reduction reactions involving 2 electron transfers
Flavin mononucleotide (FMN) and flavin adenine dinucleotide (FAD)

Vitamin source?
Major metabolic roles?
Riboflavin

Oxidation-reduction reactions involving one- and two-electron transfers
Coenzyme A (CoA)

Vitamin source?
Major metabolic roles?
Pantothenate (B5)

Transfer of acyl groups
Thiamine pyrophosphate (TPP)

Vitamin source?
Major metabolic roles?
Thiamine (B1)

Transfer of two-carbon fragments containing a carbonyl group
Pyridoxal phosphate (PLP)

Vitamin source?
Major metabolic roles?
Pyridoxine (B6)

Transfer of groups to and from amino acids
Biotin

Vitamin source?
Major metabolic roles?
Biotin

Carboxylation of substrate or carboxyl-group transfer between substrates (ATP-dependent)
Tetrahydrofolate

Vitamin source?
Major metabolic roles?
Folate

Transfer of one-carbon substituents especially formyl and hydroxymethyl groups; provides the methyl group for thymine in DNA
Adenosylcobalamin

Vitamin source?
Major metabolic roles?
Cobalamin (B12)

Intramolecular rearrangements
Methylcobalamin

Vitamin source?
Major metabolic roles?
Cobalamin (B12)

Transfer of methyl groups
Lipoamide

Vitamin source?
Major metabolic roles?
N/A

Oxidation of a hydroxyalkyl group from TPP and subsequent transfer as an acyl group
Retinal

Vitamin source?
Major metabolic roles?
Vitamin A

Vision
Vitamin K

Vitamin source?
Major metabolic roles?
Vitamin K

Carboxylation of some glutamate residues
Ubiquinone (Q)

Vitamin source?
Major metabolic roles?
N/A

Lipid-soluble electron carrier