5S ribosomal RNA 3 (RNA5S3)

5S ribosomal RNA (commonly abbreviated as 5S rRNA) is a small, highly conserved non-coding RNA that is an integral structural component of the large subunit of the cytoplasmic ribosome in all domains of life. The designation "5S ribosomal RNA 3" or "5S rRNA 3" likely refers to a specific gene copy or locus encoding a 5S rRNA in genomes that carry multiple 5S rRNA genes. 5S rRNA, generally about 120 nucleotides long, forms a distinct domain within the ribosome and plays a critical role in ribosome structure and function by linking various functional centers such as the peptidyl transferase center, GTPase-associated center, and the decoding center. It contributes to ribosomal biogenesis, structural organization, and proper protein translation fidelity, although it is not known to act as a direct pharmacological target, nor is it directly linked to disease or actionable by drugs[1][2][3]. Key notes: - "RNA5S3" and related names describe a structural non-coding RNA, not a druggable protein, enzyme, or receptor; therefore, it is not considered a standard therapeutic target[2][3]. - The name may be error-prone: "3" at the end of the name points to a specific gene/locus rather than a unique molecular target; this is not a distinct molecular entity with known specificity or drug interactions. - There are no known drugs, targeted mechanisms of action, biomarker roles, or safety concerns specifically associated with 5S rRNA or its individual loci.

Other names

5S rRNA 3RN5S35S ribosomal RNA 3RNA5S3