Vitamins, Coenzymes, and Cofactors.txt

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Anonymous
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164976
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Vitamins, Coenzymes, and Cofactors.txt
Updated:
2012-08-04 14:51:01
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HUCM
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Remembering vitamins, coenzymes, and cofactors
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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
  1. What is Cobalamin (B12)? What does it do? What is its vitamin?
    Coenzyme

    Alkylation

    Vitamin is Cobalamin (B12)
  2. 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
  3. What Coenzyme is responsible for oxidation reductions reactions? What is its vitamin precursor?
    Flavin Coenzymes.

    Riboflavin (B2)
  4. What reaction is the coenzyme Lipoic Acid responsible for?
    Acyl Transfer
  5. What is Niacin? What is it a precursor for? What reaction is it responsible for?
    It is a vitamin

    Niacin Coenzymes

    Oxidation- reduction reactions
  6. What coenzyme is responsible for Amino group transfers? What is its Vitamin precursor?
    Pyridoxal phosphate

    Pyridoxine (B6)
  7. What coenzyme does the vitamin Folic acid create? What reaction is it responsible for?
    Tetrahydrofolate

    One-carbon group transfer
  8. Wht is the vitamin precursor for Thiamin Pyrophosphate? What reaction is it responsible for?
    Thiamin (B1)

    Carbonyl transfer
  9. What cofactor helps cyochrome oxidase?
    Cu 2++
  10. What does Fe2+ and Fe3+ do? (3 enzymes)
    Cofactors that work with Cytochrome oxidase, catalase, peroxidase
  11. What does the cofactor K+ aid with?
    The enzyme Pyruvate kinase
  12. What enzymes does Mg2+ aid with? (3)
    Hexokinase, glucose 6-phosphatase, pyruvate kinase
  13. What cofactor aids with dinitrogenase?
    Mo
  14. What enzyme does Ni2+ aid with?
    Urease
  15. What is the cofactor for Glutathione peroxidase?
    Se
  16. What enzymes do Zn2+ aid in?
    Carbonic Anhydrase, alcohol, dehydrogenase, carboxypeptidases A and B
  17. 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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