Translation and Regulation
Which binding is inhibited by pactamycin?

Initiator-tRNA to 30S/40S initiation complexes
Formation of peptide bond in P site
Aminoacyl-tRNA to the A-site of 30S subunit
Peptidyl t-RNA to the 50S subunit

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Translation and Regulation
The ribosome binding site

is more likely to be associated with an operon than with a gene encoding a single protein
is located upstream of the promoter sequence
forms a stem-loop structure in the RNA
is located immediately upstream of the start codon

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