Translation and Regulation - Medical Science

Q1:

Which binding is inhibited by pactamycin?

A Aminoacyl-tRNA to the A-site of 30S subunit

B Initiator-tRNA to 30S/40S initiation complexes

C Peptidyl t-RNA to the 50S subunit

D Formation of peptide bond in P site

ANS:B - Initiator-tRNA to 30S/40S initiation complexes

What is pactamycin?