28S ribosomal RNA

28S ribosomal RNA

28S ribosomal RNA is the eukaryotic nuclear homologue of the prokaryotic 23S ribosomal RNA; this is the structural RNA for the large component of eukaryotic cytoplasmic ribosomes, and thus one of the basic components of all eukaryotic cells.

General References

* Lodish, H. "Molecular Cell Biology" 3rd ed. Freeman, 1995.


Wikimedia Foundation. 2010.

Игры ⚽ Поможем написать курсовую

Look at other dictionaries:

  • Ribosomal RNA — (rRNA) is the central component of the ribosome, the protein manufacturing machinery of all living cells. The function of the rRNA is to provide a mechanism for decoding mRNA into amino acids and to interact with the tRNAs during translation by… …   Wikipedia

  • Ribosomal RNA — A molecular component of a ribosome, the cell s essential protein factory. Ribosomal RNA (rRNA) fabricates polypeptides (assemblies of amino acids that make up proteins). A tiny particulate structure located in the cytoplasm of the cell (outside… …   Medical dictionary

  • 5.8S ribosomal RNA — (5.8S rRNA) is a component of the large subunit of the eukaryotic ribosome. It is transcribed by RNA polymerase I as part of the 45S precursor that also contains 18S and 28S rRNA. Functionally, it is thought that 5.8S rRNA may be involved in… …   Wikipedia

  • RNA — For other uses, see RNA (disambiguation). A hairpin loop from a pre mRNA. Highlighted are the nucleobases (green) and the ribose phosphate backbone (blue). Ribonucleic acid (English pronunciation: /raɪbɵ.njuːˌkleɪ.ɨk ˈæsɪd/), or RNA, is one of… …   Wikipedia

  • Ribosomal DNA — The gene segment of eukaryotic rDNA contains 18S, 5.8S, and 28S tracts and forms a tandem repetitive cluster; the 5S rDNA is coded separately. NTS, nontranscribed spacer, ETS, external transcribed spacer, ITS, internal transcribed spacers 1 and 2 …   Wikipedia

  • RNA polymerase — RNAP from T. aquaticus pictured during elongation. Portions of the enzyme were made transparent so as to make the path of RNA and DNA more clear. The magnesium ion (yellow) is located at the enzyme active site. RNA polymerase (RNAP or RNApol) is… …   Wikipedia

  • RNA polymerase I — An impressive 50%+ of all RNA synthesis in a cell is accounted for by the transcription of rRNA. Eukaryotic cells have evolved a polymerase strictly dedicated to this pursuit.RNA polymerase I (also called Pol I) transcribes DNA to synthesize rRNA …   Wikipedia

  • Small nucleolar RNA SNORD73 — snoRNA U73 (also known as SNORD73) is a non coding RNA (ncRNA) molecule which functions in the biogenesis (modification) of other small nuclear RNAs (snRNAs). This type of modifiying RNA is located in the nucleolus of the eukaryotic cell which is …   Wikipedia

  • Small nucleolar RNA SNORD15 — SNORD15 (also known as U15) is a non coding RNA (ncRNA) molecule which functions in the modification of other small nuclear RNAs (snRNAs). This type of modifying RNA is usually located in the nucleolus of the eukaryotic cell which is a major site …   Wikipedia

  • Small nucleolar RNA SNORD35 — snoRNA U35 (also known as SNORD35) is a non coding RNA (ncRNA) molecule which functions in the modification of other small nuclear RNAs (snRNAs). This type of modifiying RNA is usually located in the nucleolus of the eukaryotic cell which is a… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”