XIMU: eXpressive Inference-based Motif Utilities Database v1.0.0

Pre-built XIMU database for low-complexity region (LCR) retrieval across 26 species. Contains 841,524 indexed proteins and 13,287,321 sliding windows (48 aa, stride 24 aa), encoded as 26-dimensional physicochemical feature vectors. Files included:- ximu.faiss: Faiss IVF-PQ vector index (required for retrieval)- ximu_windows.parquet: window metadata and feature table- ximu_meta.db: protein metadata and full sequences Source code: https://github.com/FomalhautBell/XIMU Species coverage: Triticum timopheevii, Triticum aestivum, Brassica napus, Oryza sativa, Zea mays, Gossypium raimondii, Hordeum vulgare, Solanum lycopersicum, Physcomitrium patens, Danio rerio, Amborella trichopoda, Homo sapiens, Xenopus tropicalis, Mus musculus, Chlamydomonas reinhardtii, Drosophila melanogaster, Bradyrhizobium japonicum, Saccharomyces cerevisiae, Escherichia coli, Schizosaccharomyces pombe, Synechocystis sp., and five additional green algae proteomes.