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- author "Joshua Ellis"
- tags "HUCM"
- description ""
- fileName "Vitamins, Coenzymes, and Cofactors"
- freezingBlueDBID -1.0
- What Coenzyme and vitamin responsible for Carboxylation?
- Coenzyme: Biotin
- Vitamin: Biotin
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What is Cobalamin (B12)? What does it do? What is its vitamin?
Coenzyme
Alkylation
Vitamin is Cobalamin (B12)
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What is Pantothenate? What does it precede? What does it do?
It is a vitamin.
Precursor for the Coenzyme A
It is responsible for Acyl Transfer
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What Coenzyme is responsible for oxidation reductions reactions? What is its vitamin precursor?
Flavin Coenzymes.
Riboflavin (B2)
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What reaction is the coenzyme Lipoic Acid responsible for?
Acyl Transfer
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What is Niacin? What is it a precursor for? What reaction is it responsible for?
It is a vitamin
Niacin Coenzymes
Oxidation- reduction reactions
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What coenzyme is responsible for Amino group transfers? What is its Vitamin precursor?
Pyridoxal phosphate
Pyridoxine (B6)
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What coenzyme does the vitamin Folic acid create? What reaction is it responsible for?
Tetrahydrofolate
One-carbon group transfer
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Wht is the vitamin precursor for Thiamin Pyrophosphate? What reaction is it responsible for?
Thiamin (B1)
Carbonyl transfer
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What cofactor helps cyochrome oxidase?
Cu 2++
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What does Fe2+ and Fe3+ do? (3 enzymes)
Cofactors that work with Cytochrome oxidase, catalase, peroxidase
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What does the cofactor K+ aid with?
The enzyme Pyruvate kinase
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What enzymes does Mg2+ aid with? (3)
Hexokinase, glucose 6-phosphatase, pyruvate kinase
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What cofactor aids with dinitrogenase?
Mo
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What enzyme does Ni2+ aid with?
Urease
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What is the cofactor for Glutathione peroxidase?
Se
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What enzymes do Zn2+ aid in?
Carbonic Anhydrase, alcohol, dehydrogenase, carboxypeptidases A and B
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how do coenzymes differ from cofactors (2 reasons)
Coenzymes are organic
Coenzymes serve as transient (not permanently altered) carriers of specific functional groups
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