From 2019:

B2 and ALU retrotransposons are self-cleaving ribozymes whose activity is enhanced by EZH2.

#Transposons #B2 #ALU #ribozyme #RNA

https://www.pnas.org/doi/full/10.1073/pnas.1917190117

#RNA's hidden potential: New study unveils its role in #early_life and future #bioengineering.

#RNA_World #ribozyme #R3C #ATP

https://phys.org/news/2024-04-rna-hidden-potential-unveils-role.html

Why Life Does Not Really Exist (2013)
https://blogs.scientificamerican.com/brainwaves/why-life-does-not-really-exist/
#ycombinator #Evolution #Mind_Brain #More_Science #alien #alien_life #animate #death #definition_of_life #DNA #epistemology #exobiology #inanimate #life #NASA #nature #ontology #philosophy #reality #ribozyme #RNA #RNA_world_hypothesis #virus #viruses

New #ribozyme can make #RNA molecules accessible for click chemistry in living #cells.

https://phys.org/news/2023-09-ribozyme-rna-molecules-accessible-click.html

Researchers reveal structural mechanism of #Tetrahymena #ribozyme self-#splicing reaction.

#introns

https://phys.org/news/2023-04-reveal-mechanism-tetrahymena-ribozyme-self-splicing.html

Cool!
"RNA-catalyzed RNA Ligation within Prebiotically Plausible Model Protocell"

They developed a #ribozyme that can work at low Mg2+ in vesicles.

https://www.biorxiv.org/content/10.1101/2023.02.09.527907v1

Cool!
"Mining metatranscriptomes reveals a vast world of viroid-like circular RNAs"

#RNA #viroid #ribozyme

https://www.cell.com/cell/fulltext/S0092-8674(22)01582-3

A split #ribozyme that links #detection of a native RNA to orthogonal protein outputs |

https://www.nature.com/articles/s41467-023-36073-3