Multiple Choice
cAMP receptor proteins (CRP or CAP)
I. interacts with DNA through a leucine zipper motif
II. forms dimeric structure binding 2 cAMP molecules
III. bound to cAMP, interacts with DNA upstream of the lac operon operator
IV. forms a bend in DNA to inhibit RNA polymerase binding
A) I and II
B) II only
C) I, II and IV
D) II, III and IV
E) I, II, III and IV
Correct Answer:
Verified
Correct Answer:
Verified
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