{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["12(1)"],"submitter":["Wen W"],"pubmed_abstract":["Cyperus rotundus, one of the most aggressive weeds worldwide, demonstrates significant resistance to conventional control strategies. This species causes yield losses ranging from 20% to 90% in both agricultural and horticultural crops, posing a substantial threat to agricultural ecosystems. In this study, we present a chromosome-level genome assembly and annotation of C. rotundus. The haplotypic assembly spans approximately 293 Mb in length, with a high contig N50 of 5.49 Mb, a GC content of 36%, and a BUSCO score of 93.4%. A total of 94.03% (275.55 Mb) of the contigs were successfully mapped onto 54 chromosomes. Repetitive sequences constitute 44.78% of the genome. We predicted 23,280 protein-coding genes, 97% (52,439) of which were functionally annotated. The reference genome will serve"],"journal":["Scientific data"],"pagination":["1838"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12630632"],"repository":["biostudies-literature"],"pubmed_title":["Chromosome-Level Genome Assembly and Annotation of purple nutsedge (Cyperus rotundus Cyperaceae)."],"pmcid":["PMC12630632"],"pubmed_authors":["Li T","Zhang Y","Xu R","Feng Y","Chen F","Chen Y","Wang H","Yu Z","Wen W"],"additional_accession":[]},"is_claimable":false,"name":"Chromosome-Level Genome Assembly and Annotation of purple nutsedge (Cyperus rotundus Cyperaceae).","description":"Cyperus rotundus, one of the most aggressive weeds worldwide, demonstrates significant resistance to conventional control strategies. This species causes yield losses ranging from 20% to 90% in both agricultural and horticultural crops, posing a substantial threat to agricultural ecosystems. In this study, we present a chromosome-level genome assembly and annotation of C. rotundus. The haplotypic assembly spans approximately 293 Mb in length, with a high contig N50 of 5.49 Mb, a GC content of 36%, and a BUSCO score of 93.4%. A total of 94.03% (275.55 Mb) of the contigs were successfully mapped onto 54 chromosomes. Repetitive sequences constitute 44.78% of the genome. We predicted 23,280 protein-coding genes, 97% (52,439) of which were functionally annotated. The reference genome will serve","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025 Nov","modification":"2026-06-05T17:22:47.875Z","creation":"2026-05-19T03:12:04.813Z"},"accession":"S-EPMC12630632","cross_references":{"pubmed":["41261118"],"doi":["10.1038/s41597-025-06126-x"]}}