Which bacterial initiation factor facilitates attachment of the 30S subunit to the mRNA and may prevent the aminoacyl-tRNA from entering the wrong site on the ribosome?
A)IF2
B)IF1
C)IF3
D)eIF2
E)IF4

Question

Quizplus · Accepted Answer

IF1 binds to the A site of the 30S subunit, preventing the entry of the aminoacyl-tRNA into the wrong site on the ribosome. Additionally, IF1 helps facilitate the binding of the 30S subunit to the mRNA.

Which Bacterial Initiation Factor Facilitates Attachment of the 30S Subunit