Target intelligence / Profile preview

50S Bacterial Ribosomal Subunit (50S Ribosomal Subunit)

Target
50S Ribosomal Subunit
Molecular classification
Ribonucleoprotein, Ribosomal Subunit
01

Overview

The 50S bacterial ribosomal subunit is an essential molecular machine responsible for catalyzing peptide bond formation during translation. Its unique structure—composed primarily of two long RNA molecules stabilized by numerous proteins—makes it an effective target for many clinically important antibiotics that disrupt bacterial growth by inhibiting protein synthesis.

Other names
Large Ribosomal Subunit (Prokaryotic)50S RibosomeBacterial 50S Subunit
02

Mechanism of action

Inhibition of protein synthesis via binding to the 50S ribosomal subunit and interfering with peptide bond formation, translocation, or initiation.

03

Biological functions

Peptide bond catalysisTranslationProtein synthesisG-factor bindingNascent chain protectionNascent chain folding
04

Disease associations

Infection
05

Safety considerations

Antibiotic resistanceOff-target effects of antibioticsPotential for mitochondrial toxicity (in some cases)
06

Interacting drugs

Macrolides

5 more in the full profile.

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