A potent inhibitor of protein synthesis that acts as an analogue of aminoacyl -tRNA is

Rifampicin

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Puromycin

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Mitomyocin

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Streptomycin

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Solution

The correct option is B Puromycin
Puromycin is a structural analogue of the aminoacyl end of the tRNA. It reversibly reacts with the peptidyl tRNA and unable the tRNA to bind and thereby terminating protein synthesis.

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Similar questions

	List I		List II
A	Chloramphenicol	p	Inhibits binding of aminoacyl tRNA to ribosome
B	Erythromycin	q	Inhibits interaction between tRNA and mRNA
C	Neomycin	r	Inhibits initiation of translation
D	Streptomycin	s	Inhibits peptidyl transferase activity
E	Tetracycline	t	Inhibits translocation of mRNA along ribosomes

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