{
  "id": 14984290,
  "title": "SF3B1 mutation generates novel peptides from long non-coding RNAs",
  "url": "https://urgent.news/2026/10/16/sf3b1-mutation-generates-novel-peptides-from-long-non-coding-rnas",
  "topic": "culture",
  "section": "Culture",
  "published": "2026-10-16T00:00:00.000Z",
  "source": {
    "name": "bioRxiv",
    "slug": "biorxiv",
    "url": "https://www.biorxiv.org/content/10.64898/2026.10.15.759235v1?rss=1"
  },
  "original_language": "en",
  "account": "A novel discovery has been made concerning the impact of SF3B1 mutation on long non-coding RNAs (lncRNAs). Researchers have sequenced full-length transcripts from cell lines with and without the SF3B1 mutation, identifying thousands of new lncRNAs that emerge due to this genetic alteration. These lncRNAs exhibit diverse levels of alternative splicing, indicating their potential to significantly influence cellular functions. Furthermore, it has been found that lncRNAs associated with the SF3B1 mutation can generate translatable peptides, which may possess immunogenicity and the capacity to bind proteins, thereby affecting cellular signaling networks. Notably, 47 of these lncRNAs were detected in primary chronic lymphocytic leukemia (CLL) samples and have been linked to unfavorable disease prognosis when present alongside other established CLL risk factors. The study highlights the potential of long-read sequencing as a valuable tool for lncRNA research and opens up a new area of exploration into the functional roles of RNA molecules impacted by SF3B1 mutation in cancer development.",
  "summary": "While mRNA alternative splicing caused by somatic mutation in SF3B1 is well-characterized, long non-coding RNAs (lncRNAs) impacted by this mutation are completely unknown. Here, we report long-read sequencing of full-length transcripts from cell lines with and without SF3B1 mutation. We present ALLR (Annotation of human lncRNAs using Long-Read sequencing), a computational workflow to identify and…",
  "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."
}