Solved

Match the Protein or Structural Feature on the Left with One

Question 45

Matching

Match the protein or structural feature on the left with one appropriate description on the right.

Premises:
Leucine zipper
Zinc finger
Activator
Repressor
Helix-turn-helix
Responses:
A structural feature involved in protein-protein interactions between some regulatory protein monomers
A DNA-binding structural motif found in many eukaryotic regulatory proteins
Facilitates transcription only when bound to a signal molecule
A protein that dissociates from DNA when bound to a signal molecule
A positive regulator
A DNA-binding structural motif found in many prokaryotic regulatory proteins
A negative regulator

Correct Answer:

A structural feature involved in protein-protein interactions between some regulatory protein monomers
A DNA-binding structural motif found in many eukaryotic regulatory proteins
Facilitates transcription only when bound to a signal molecule
A protein that dissociates from DNA when bound to a signal molecule
A positive regulator
A DNA-binding structural motif found in many prokaryotic regulatory proteins
A negative regulator
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