Viral Fusion Proteins
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Questions and Answers

Which type of fusion proteins tend to form trimers and have two distinct conformations?

  • Class II fusion proteins
  • Class IV fusion proteins
  • Class III fusion proteins
  • Class I fusion proteins (correct)
  • What type of conformational changes reveal a fusion peptide that gets inserted into the target cellular membrane during virus-induced membrane fusion?

  • Conformational changes in viral envelope proteins
  • Conformational changes in host cell proteases
  • Conformational changes in fusion proteins (correct)
  • Conformational changes in receptor binding subunits
  • Which type of fusion proteins involve rearrangement of multimers of protein subunits but only minor conformational changes at the tertiary level?

  • Class I fusion proteins
  • Class III fusion proteins
  • Class II fusion proteins (correct)
  • Class IV fusion proteins
  • Which type of fusion proteins generally consist of two subunits: fusion subunit and receptor binding subunit?

    <p>Class III fusion proteins</p> Signup and view all the answers

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