This is the repository for all raw data and results of the publication: Triebel, S., Lamkiewicz, K., Marz, M. Reducing haystacks to needles - ViralClust: A Nextflow pipeline to cluster viral sequences. bioRxiv (2026). https://www.biorxiv.org/content/10.64898/2026.01.30.702815v1 The files include: raw_data.tar.gz - raw sequences download from NCBI Clustering results using ViralClust Orthoebolavirus - orthoebolavirus_viralclust.tar.gz Hepacivirus hominis (HCV) - hcv_viralclust.tar.gz Orthoflavivirus - flavivirus_viralclust.tar.gz Flaviviridae - flaviviridae_viralclust.tar.gz Alphainfluenzavirus influenzae (formerly Influenza A virus, IAV) - iav_viralclust.tar.gz Monkeypox virus - mpox_viralclust.tar.gz iav_clustering_70-90.tar.gz - Number of clusters for IAV dataset with 70 - 90 % sequence similarity while clustering