Chromosome-level assembly of the synthetic hexaploid wheat-derived cultivar Chuanmai 104
文献类型: 外文期刊
第一作者: Liu, Zehou
作者: Liu, Zehou;Wan, Hongshen;Tang, Hao;Wang, Qin;Yang, Ning;Li, Jun;Yang, Wuyun;Liu, Zehou;Wan, Hongshen;Tang, Hao;Wang, Qin;Yang, Ning;Li, Jun;Yang, Wuyun;Liu, Zehou;Wan, Hongshen;Tang, Hao;Wang, Qin;Yang, Ning;Li, Jun;Yang, Wuyun;Liu, Zehou;Yang, Fan;Wan, Hongshen;Tang, Hao;Feng, Junyan;Wang, Qin;Yang, Ning;Li, Jun;Yang, Wuyun;Yang, Fan;Feng, Junyan;Deng, Cao;Deng, Cao
作者机构:
期刊名称:SCIENTIFIC DATA ( 影响因子:5.8; 五年影响因子:8.9 )
ISSN:
年卷期: 2024 年 11 卷 1 期
页码:
收录情况: SCI
摘要: Synthetic hexaploid wheats (SHWs) are effective genetic resources for transferring agronomically important genes from wild relatives to common wheat (Triticum aestivum L.). Dozens of reference-quality pseudomolecule assemblies of hexaploid wheat have been generated, but none is reported for SHW-derived cultivars. Here, we generated a chromosome-scale assembly for the SHW-derived cultivar 'Chuanmai 104' based on PacBio HiFi reads and chromosome conformation capture sequencing. The total assembly size was 14.81 Gb with a contig N50 length of 58.25 Mb. A BUSCO analysis yielded a completeness score of 99.30%. In total, repetitive elements comprised 81.36% of the genome and 122,554 high-confidence protein-coding gene models were predicted. In summary, the first chromosome-level assembly for a SHW-derived cultivar presents a promising outlook for the study and utilization of SHWs in wheat improvement, which is essential to meet the global food demand.
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