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Small nucleolar RNA snoR31/Z110/Z27

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Small nucleolar RNA snoR31/Z110/Z27
Predicted secondary structure and sequence conservation of snoR31_Z110_Z27
Identifiers
SymbolsnoR31_Z110_Z27
RfamRF00353
Other data
RNA typeGene; snRNA; snoRNA; CD-box
Domain(s)Eukaryota
GOGO:0006396 GO:0005730
SOSO:0000593
PDB structuresPDBe

In molecular biology, Small nucleolar RNA Z110 (homologous to Z27 and R31) 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 of snRNA biogenesis. It is known as a small nucleolar RNA (snoRNA) and also often referred to as a guide RNA. snoRNA Z110 belongs to the C/D box class of snoRNAs which contain the conserved sequence motifs known as the C box (UGAUGA) and the D box (CUGA). Most of the members of the box C/D family function in directing site-specific 2'-O-methylation of substrate RNAs[1] Plant snoRNA Z110 was identified in screens of Arabidopsis thaliana [2] and Oryza sativa .[3]

References

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  1. ^ Galardi, S.; Fatica, A.; Bachi, A.; Scaloni, A.; Presutti, C.; Bozzoni, I. (October 2002). "Purified Box C/D snoRNPs Are Able to Reproduce Site-Specific 2'-O-Methylation of Target RNA in Vitro". Molecular and Cellular Biology. 22 (19): 6663–6668. doi:10.1128/MCB.22.19.6663-6668.2002. PMC 134041. PMID 12215523.
  2. ^ Barneche F, Gaspin C, Guyot R, Echeverría M (2001). "Identification of 66 box C/D snoRNAs in Arabidopsis thaliana: extensive gene duplications generated multiple isoforms predicting new ribosomal RNA 2'-O-methylation sites". J. Mol. Biol. 311 (1): 57–73. doi:10.1006/jmbi.2001.4851. PMID 11469857.
  3. ^ Chen CL, Liang D, Zhou H, Zhuo M, Chen YQ, Qu LH (2003). "The high diversity of snoRNAs in plants: identification and comparative study of 120 snoRNA genes from Oryza sativa". Nucleic Acids Res. 31 (10): 2601–13. doi:10.1093/nar/gkg373. PMC 156054. PMID 12736310.
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