{
  "id": 18107854,
  "title": "Enhancers Silence Coupled-coding RNAs in Animals",
  "url": "https://urgent.news/2026/11/04/enhancers-silence-coupled-coding-rnas-in-animals",
  "topic": "science",
  "section": "Science",
  "published": "2026-11-04T00:00:00.000Z",
  "source": {
    "name": "bioRxiv",
    "slug": "biorxiv",
    "url": "https://www.biorxiv.org/content/10.64898/2026.11.03.763931v1?rss=1"
  },
  "original_language": "en",
  "account": "Scientists are unraveling the mysterious workings of regulatory non-coding RNAs, a type of genetic material that plays a crucial role in shaping the development of animals. While the exact mechanisms behind these non-coding RNAs, such as enhancer RNAs (eRNAs), microRNAs (miRNAs), piRNAs, small interfering RNAs (siRNAs), and transposons, remain largely unknown, researchers have discovered a unique transcriptional regulation mechanism that sets animals apart from simpler unicellular organisms.\n\nThis distinct regulation involves the arginine methylation of nucleosomes within the gene bodies of regulatory non-coding genes. This modification is controlled by a protein called JMJD5. Interestingly, enhancer RNAs (eRNAs) behave much like other regulatory RNAs, targeting the 3-prime untranslated regions (UTRs) of coupled coding RNAs.\n\nAll regulatory RNA genes share transcription factors with their corresponding coding genes, and these factors are regulated by a process called promoter-proximal RNA Polymerase II pausing. This shared regulation between coding and non-coding genes, along with their temporal and spatial coupling, may hold the key to understanding how animals develop from a single cell.",
  "summary": "The exact working mechanism and biogenesis of regulatory non-coding RNAs (rncRNAs), including enhancer RNAs (eRNAs), microRNAs (miRNAs), piRNAs, small interfering RNAs (siRNAs), transposons, and other non-coding RNAs, remain enigmatic. Conversely, the unique transcriptional regulation mechanism that differentiates animals from simple unicellular organisms remains elusive in life sciences. We find…",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}