文献类型: 外文期刊
作者: Hidayat Ashari;Li Sheng Liu;Muhammad Ihsan Andi Dagong;Zheng Fei Cai;Guo Li Xie;Ting Ting Yin;Ya Ping Zhang;Jian Lin Han;Min Sheng Peng
作者机构:
关键词: admixture;chicken;feralization;genome;red jungle fowl;structural variations
期刊名称: Animal Genetics
ISSN: 0268-9146
年卷期: 2025 年 56 卷 1 期
页码:
收录情况: SCIE(2025版)
摘要: The feralization of domestic chicken makes the conservation and management of red jungle fowl (Gallus gallus) more complicated and challenging. We collected two Sulawesi feral chickens, located east of the Wallace Line, for whole-genome sequencing and de novo genome assembly. Phylogenetic and f4-statistics analyses indicated that the Sulawesi feralized domestic chickens (G. g. domesticus) received gene flow from G. g. gallus. We integrated ~45× ultra-long Oxford Nanopore Technology reads and ~28× PacBio HiFi reads to generate a de novo genome assembly of a female Sulawesi feral chicken (GGsula) with a contig N50 of 19.88 Mbp. We characterized structural variations in GGsula, and found some were related to nervous system. Our study provides the first genome assembly of feral chickens, which is a unique genomic resource to explore the process of chicken domestication and feralization.
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