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Updates & Version History

A record of changes, improvements, and new features across CLASHub releases.
Version 1.4
September 2026
Latest
Analyzer V2 And Public Data
  • New CLASH V2, miRNA-seq V2, and RNA-seq V2 can retrieve supported public sequencing data directly from run or study accessions.
  • Improve Public-data requests check archive metadata, sample identity, species, read layout, file size, and checksums before analysis.
  • Improve Study accessions open a sample-selection step, while explicitly entered SRR runs remain separate samples.
Adapter And UMI Processing
  • New Added a shared V2 read-structure workflow across CLASH, miRNA-seq, and RNA-seq.
  • Improve AI-assisted protocol review can propose adapter and UMI candidates from public method information; deterministic read evidence and remapping safety checks decide what is executed.
  • Privacy FASTQ sequences and read names are not sent to the AI protocol reviewer.
V2 Results
  • Improve miRNA-seq V2 reports raw counts, CPM, isomiR information, preprocessing records, and a multi-sample HTML report.
  • Improve RNA-seq V2 produces Counts and TPM matrices for independent samples, with optional exon and intron count matrices.
  • Evidence Analyzer results remain private job files and are not automatically imported into the public CLASHub Database.
Version 1.3
July 2026
CLASH V2 Analyzer
  • New Replaced the public legacy CLASH Analyzer entry with CLASH V2 for Human, Mouse, Drosophila, and C. elegans.
  • New Added AGO peak-supported candidate binding-site prediction alongside read-supported Direct chimera analysis.
  • Improve Integrated results distinguish direct, ago_peak, and direct+ago_peak evidence.
Analysis And Reporting
  • Improve Added species-specific V9 static-site catalogs, pairing displays, genomic target regions, conservation annotations, and exact-site Direct/AGO merging.
  • Improve Results now include an HTML analysis report, a filtered miRNA-target CSV, and an AGO coverage track.
  • Evidence AGO peak rows are predicted candidate sites supported by AGO-enriched target-read coverage; they are not labeled as direct chimera evidence.
Version 1.2
May 2026
CLASHub AI Beta
  • New Implemented an AI-assisted analysis layer for internal validation, designed to help users query CLASHub resources and summarize curated evidence.
  • Improve The AI-assisted workflow is not yet publicly available while validation and institutional review are in progress.
Version 1.1
April 2026
CLASHub AI Beta
  • New Added CLASHub AI Beta, allowing users to access CLASHub database-related functions through a natural language interface.
Version 1.0
August 2025
Initial Release
  • Data Launched with CLASH data from 25 distinct cell lines or tissues across four model organisms: Human, Mouse, Drosophila, and C. elegans, comprising 146 datasets.
  • Data Includes 55 published and 91 newly generated CLASH datasets, with 15 cell lines or tissues not previously reported in the literature.
  • Data Includes 50 ZSWIM8 knockout datasets providing insights into target-directed microRNA degradation (TDMD).
  • Data Gene expression profiling: 245 RNA-seq datasets from 44 cell lines or tissues.
  • Data miRNA expression profiling: 157 miRNA-seq datasets across 25 cell types.
  • New Database search interface for CLASH targets, gene expression, and miRNA expression with step-by-step species and cell line selection.
  • New Analyzer tool supporting CLASH data processing, miRNA-seq analysis, RNA-seq analysis, and cumulative fraction curve generation.
  • New Experimental validation of ATP6V1G1 as a novel TDMD trigger for miR-335, and canonical targets for miR-18a-5p.