Example sentences for: rnas

How can you use “rnas” in a sentence? Here are some example sentences to help you improve your vocabulary:

  • Other non-protein-coding RNAs are limited, in general, to those already curated in the FlyBase database [ 1, 2].

  • 3B); (iii) the DNA polymerase activity of the P survived the low pH treatment, as measured by synthesis of viral DNA; and (iv) the RNAseH substrates were suitable because they were degraded by E. coli RNAseH and AMV reverse transcriptase and because the DHBV RNAseH activity can degrade these RNA sequences during reverse transcription (the target RNAs were derived from the DHBV genome).

  • In addition to forging a link between RNA virus resistance and PTGS, this study included a remarkably prescient model for PTGS that featured an RNA-dependent RNA polymerase (RDR), small RNAs, and dsRNA, all of which were later found to be important for the RNAi.

  • The siRNAs are incorporated into a macromolecular complex which carries out degradation of homologous RNA sequences [ 14 ] . Dicer action serves to inhibit viral infection and retroposon movement, and also plays a role in developmental pathways by cleaving precursors to small regulatory RNAs (reviewed in [ 14 15 ] ). The predicted sequence of the mouse Dicer polypeptide exhibits a single dsRBM and tandem catalytic domains.

  • Our collective ignorance of the totality of non-coding RNA genes was laid bare by recent work on microRNAs (miRNAs), an abundant family of 21-22 nucleotide non-coding RNAs [ 2 3 ] . The founding members of this family, lin-4 and let-7, were identified through forward analysis of extant Caenorhabditis elegans mutants [ 4 5 ] . Both of these RNAs are post-transcriptional regulators of developmental timing that function by binding to the 3' untranslated regions (3' UTRs) of target genes [ 5 6 7 8 ] . Although they were long regarded as genetic curiosities possibly specific to nematodes, let-7 was subsequently found to be broadly conserved across bilaterian evolution [ 9 ] and miRNA genes are now recognized as a pervasive and widespread feature of animal and plant genomes [ 10 11 12 13 14 15 16 ] .


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