Enzymes Show All the Properties of Proteins

• Activity depends on integrity of structure

  • Primary Structure derived from DNA sequence

• Make-Up

  • Can be made up of only amino acids
  • Can be made of RNA
  • Can require additional chemical components
    • Cofactors: inorganic
    • Coenzymes: organic

• Terms:

  • Holoenzyme: complete, catalytically active enzyme
  • Apoenzyme: only protein moiety
  • Prosthetic group: coenzyme or cofactore

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