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Unlocking the aggressive potential of ZNF217 Exon-4 Skipping isoform in breast cancer and its contribution to bone metastasis

GSE269986 Homo sapiens (human) RNA-seq (gene expression) 12 samples Submitted 2025/06/15 Platform GPL28038
At a glance

RNA-seq (gene expression) · human · 12 samples

What it is
RNA-seq (gene expression)Gene activity measured by sequencing. The summary does not mention single-cell work, so this is most likely bulk: one average per sample, the usual starting point for comparing groups.
Organism
Homo sapiens (human)
Topic
Breast cancerThis series is part of our curated briefing on it.
Samples
12 samples: 3 × WT vs 3 × CMV vs 3 × DE vs 3 × GLYGroups are read from the sample names, not from the paper. Check the list below.
Data you can get
A processed table (series matrix) and supplementary files from NCBI; the raw sequencing reads from ENA. Which of these hold counts depends on the study, so check the file list.
Paper
Chromatin Engagement and Transcriptional Activity of the ZNF217 Exon 4-Skipping Isoform Are Associated with Breast Cancer Aggressiveness and Bone MetastasisCancers · 2026
Summary (written by the submitters)
Breast cancer remains a major health concern worldwide, with bone metastases presenting a significant threat to patient outcomes. Generation of aberrant splicing variants with oncogenic potential are involved in the development and progression of tumors. this study identifies ZNF217-ΔE4 as a new oncogenic splice variant in breast cancer mediating cell aggressiveness and bone marrow homing, as well as a new indicator of the development of bone metastases.
Read the full summary ↓
ZNF217-ΔE4 thus represents a novel candidate therapeutic target and a new valuable biomarker in the management of breast cancers, particularly in patients with a higher risk of developing bone metastases
Published in
Chromatin Engagement and Transcriptional Activity of the ZNF217 Exon 4-Skipping Isoform Are Associated with Breast Cancer Aggressiveness and Bone Metastasis
Fahmé P, Bouazza L, Croset M et al. · Cancers 2026 · PMID 41749916 · doi:10.3390/cancers18040664
This dataset
Download · which file do I need?

Direct links to NCBI and ENA, no account and no request form. Pick by what you want to do: take the small processed table to look, the supplementary files to re-analyse, or the original raw data to start over.

1 · Just have a look

Processed table

The series matrix: one table of values per sample as the submitters processed it. The smallest download, and it opens in Excel or R. Start here to see what the data look like.

2 · Re-analyse it

Supplementary files

The count tables and other files the authors uploaded. Take only the samples you need, or the whole study as GSE269986_RAW.tar (it can run to tens of gigabytes).

3 · Start from the raw reads

Raw sequencing reads

The original FASTQ files, straight from the sequencer, held at ENA. Large, and you align them yourself, so only choose this if you need to re-process the study from scratch.

What the files usually look like: For RNA-seq the counts are usually a table among the supplementary files (look for 'counts', 'expression', 'FPKM' or 'TPM' in the file name). The series matrix of a sequencing study is sometimes nearly empty.

Also filed as BioProject PRJNA1124558 and SRA study SRP514230. Searching any of these in the dataset finder brings you back here.

Study design
3 × WT vs 3 × CMV vs 3 × DE vs 3 × GLY

Supports a between-group comparison across 12 samples.

How we read this: 4 replicated groups read from 12 sample titles; they account for 12 of them. These groups are guessed from the sample names, not taken from the paper, so check them against the sample list below before relying on them.

Samples in this study
More Breast cancer datasets

Search all human RNA-seq datasets in GEO →

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Metadata from NCBI GEO, cached and refreshed periodically — the NCBI page above is authoritative. Downloads link straight to NCBI/ENA; nothing is proxied through BioTransfer.