SQ2397 is an element of RNA that was identified by RNA deep sequencing of Clostridioides difficile 630[1] where it is located immediately upstream of an uncharacterized HTH-type transcriptional regulator.

SQ2397
Consensus secondary structure and sequence conservation of Cis-regulator of HTH transcription factor
Identifiers
SymbolSQ2397
RfamRF03532
Other data
RNA typeCis-reg
GOGO:0051090
SOSO:0005836
PDB structuresPDBe

Homologs are found widely across Bacillota, consistently located 5’ of transcriptional regulators of similar size and sequence, which strongly supports a cis-regulatory function.

This RNA is referred to as CD630_SQ2397.[1]

The sequence is highly conserved and shows no evidence for covariation as per R-scape analysis. The proposed secondary structure is therefore purely hypothetical.

References

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  1. ^ a b Soutourina OA, Monot M, Boudry P, Saujet L, Pichon C, Sismeiro O; et al. (2013). "Genome-wide identification of regulatory RNAs in the human pathogen Clostridium difficile". PLOS Genet. 9 (5): e1003493. doi:10.1371/journal.pgen.1003493. PMC 3649979. PMID 23675309.{{cite journal}}: CS1 maint: multiple names: authors list (link)
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