Chemicals and Drugs

Ribosomal 18S RNA

Constituent of the 40S subunit of eukaryotic ribosomes. 18S rRNA is involved in the initiation of polypeptide synthesis in eukaryotes.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Constituent of the 40S subunit of eukaryotic ribosomes. 18S rRNA is involved in the initiation of polypeptide synthesis in eukaryotes.

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

Loading graph…

Drag nodes to rearrange; hover to trace links; click a node to open its page.

MeSH Record

Synonyms

5 entry terms
  • 18S RRNA
  • 18S Ribosomal RNA
  • RNA, Ribosomal, 18S
  • RNA, 18S Ribosomal
  • Ribosomal RNA, 18S

MeSH Record

Aspects Covered

29 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, agonists, analysis, antagonists & inhibitors, biosynthesis, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, drug effects, economics, genetics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, physiology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, ultrastructure, urine.

MeSH Record

History Note

91(88); was see under RNA, RIBOSOMAL 1988-90

MeSH Record

Previous Indexing

  • RNA (1966-1970)
  • RNA, Ribosomal (1971-1987)

MeSH Hierarchy

Tree Number

  1. D13.444w.735w.686w.675w

AMA Style

References

  1. National Library of Medicine. Ribosomal 18S RNA. Medical Subject Headings (MeSH). 2026. Unique ID D012337. http://id.nlm.nih.gov/mesh/2026/D012337
  2. Ribosomal 18S RNA. In: Wikipedia. https://en.wikipedia.org/wiki/18S_ribosomal_RNA
  3. Ribosomal 18S RNA. In: Wikidata. https://www.wikidata.org/wiki/Q10018973