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- Cyclic_di-GMP-II_riboswitch abstract "Cyclic di-GMP-II riboswitches (also c-di-GMP-II riboswitches) form a class of riboswitches that specifically bind cyclic di-GMP, a second messenger used in multiple bacterial processes such as virulence, motility and biofilm formation. Cyclic di-GMP II riboswitches are structurally unrelated to cyclic di-GMP-I riboswitches, though both have the same function.Cyclic di-GMP-II riboswitches were discovered by bioinformatics, and are common in species within the class Clostridia and the genus Deinococcus. They are also found in some other bacterial lineages. There is significant overlap between species that use cyclic di-GMP-I and cyclic di-GMP-II riboswitches, as both riboswitch classes are common in Clostridia.In Clostridium difficile strains, a cyclic di-GMP-II riboswitch is found adjacent to a group I catalytic intron. Group I introns are ribozymes that catalyze the splicing of the RNA molecule in which they are embedded. In the riboswitch-associated case, the outcome of the splicing reaction catalyzed by the intron is controlled by the riboswitch in response to cyclic di-GMP levels. The splicing reaction is also regulated in vitro by levels of guanosine triphosphate, since group I introns require a guanosine derivative for their activity.Group I introns function as part of selfish elements, where they reduce the likelihood that the element will negatively impact the fitness of the host by interrupting a protein-coding gene. However, the group I intron associated with a cyclic di-GMP-II riboswitch is not selfish since it seems to perform a useful function for the cell. They also show that natural cells use allosteric ribozymes to regulate gene expression, a mechanism commonly used in engineered aptamers but not previously observed in nature.Cyclic di-GMP-II riboswitches are a pseudoknotted structure. Most of these riboswitches conserve a kink turn structural motif that permits a bend in the relevant stem, presumably facilitating the pseudoknot. Several nucleotide positions are highly conserved, with many around the terminal loops involved in the pseudoknot interaction.".
- Cyclic_di-GMP-II_riboswitch thumbnail C-di-GMP-II-update.svg?width=300.
- Cyclic_di-GMP-II_riboswitch wikiPageID "28353172".
- Cyclic_di-GMP-II_riboswitch wikiPageLength "3488".
- Cyclic_di-GMP-II_riboswitch wikiPageOutDegree "33".
- Cyclic_di-GMP-II_riboswitch wikiPageRevisionID "705207163".
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Allosteric_regulation.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Aptamer.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Bacteria.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Biofilm.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Bioinformatics.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Category:Cis-regulatory_RNA_elements.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Category:Riboswitch.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Class_(biology).
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Clostridia.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Clostridium_difficile_(bacteria).
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Cyclic_di-GMP.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Cyclic_di-GMP-I_riboswitch.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Deinococcus.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Gene.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Genus.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Group_I_catalytic_intron.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Guanosine.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Guanosine_triphosphate.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Kink_turn.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Motility.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Protein.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Pseudoknot.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink RNA.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink RNA_splicing.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Riboswitch.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Ribozyme.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Second_messenger_system.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Species.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLink Virulence.
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLinkText "Cyclic di-GMP-II riboswitch".
- Cyclic_di-GMP-II_riboswitch wikiPageWikiLinkText "cyclic di-GMP-II riboswitch".
- Cyclic_di-GMP-II_riboswitch caption "Consensus secondary structure of cyclic di-GMP-II riboswitches".
- Cyclic_di-GMP-II_riboswitch id "RF01786".
- Cyclic_di-GMP-II_riboswitch name "Cyclic di-GMP-II riboswitch".
- Cyclic_di-GMP-II_riboswitch rfam "RF01786".
- Cyclic_di-GMP-II_riboswitch rnaType Riboswitch.
- Cyclic_di-GMP-II_riboswitch symbol "c-di-GMP-II".
- Cyclic_di-GMP-II_riboswitch taxDomain Clostridia.
- Cyclic_di-GMP-II_riboswitch taxDomain Deinococcus.
- Cyclic_di-GMP-II_riboswitch wikiPageUsesTemplate Template:Infobox_rfam.
- Cyclic_di-GMP-II_riboswitch wikiPageUsesTemplate Template:Molecular-cell-biology-stub.
- Cyclic_di-GMP-II_riboswitch wikiPageUsesTemplate Template:Rfam.
- Cyclic_di-GMP-II_riboswitch subject Category:Cis-regulatory_RNA_elements.
- Cyclic_di-GMP-II_riboswitch subject Category:Riboswitch.
- Cyclic_di-GMP-II_riboswitch type Element.
- Cyclic_di-GMP-II_riboswitch comment "Cyclic di-GMP-II riboswitches (also c-di-GMP-II riboswitches) form a class of riboswitches that specifically bind cyclic di-GMP, a second messenger used in multiple bacterial processes such as virulence, motility and biofilm formation.".
- Cyclic_di-GMP-II_riboswitch label "Cyclic di-GMP-II riboswitch".
- Cyclic_di-GMP-II_riboswitch sameAs Q5198208.
- Cyclic_di-GMP-II_riboswitch sameAs m.0crcc7h.
- Cyclic_di-GMP-II_riboswitch sameAs Q5198208.
- Cyclic_di-GMP-II_riboswitch wasDerivedFrom Cyclic_di-GMP-II_riboswitch?oldid=705207163.
- Cyclic_di-GMP-II_riboswitch depiction C-di-GMP-II-update.svg.
- Cyclic_di-GMP-II_riboswitch isPrimaryTopicOf Cyclic_di-GMP-II_riboswitch.