LSU rRNA

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Large subunit ribosomal ribonucleic acid (LSU rRNA) is the largest of the two major RNA components of the ribosome. Associated with a number of ribosomal proteins, the LSU rRNA forms the large subunit of the ribosome. The LSU rRNA acts as a ribozyme, catalyzing peptide bond formation.

LSU rRNA
Identifiers
SymbolLSU
RfamCL00112
Other data
PDB structuresPDBe

Characteristics

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Characteristics of the LSU rRNA for exemplary species.
Type LSU rRNA size Species Length Accession Reference
Bacterial (Prokaryotic) 23S Escherichia coli 2,905 nt NR_076322.1 [1]
Archaeal (Prokaryotic) 23S Halobacterium salinarum 2,906 nt NR_076247.1 [2]
Eukaryotic 5.8S & 28S Homo sapiens 157 + 5,025 nt NR_145821.1; M11167.1 [3][4]
Mitochondrial 16S Homo sapiens 1,559 nt NC_012920.1 [5][6]
Plastid 23S Arabidopsis thaliana 2,810 nt NC_000932.1 [7]

Use in phylogenetics

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LSU rRNA sequences are widely used for working out evolutionary relationships among organisms, since they are of ancient origin and are found in all known forms of life.

See also

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  • SSU rRNA: the small subunit ribosomal ribonucleic acid.

References

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  5. ^ Homo sapiens mitochondrion, complete genome. "Revised Cambridge Reference Sequence (rCRS): accession NC_012920", National Center for Biotechnology Information. Retrieved on 20 February 2017.
  6. ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
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