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极度濒危的阿拉伯豹的首个线粒体基因组()。

First Mitogenome of the Critically Endangered Arabian Leopard ().

作者信息

Alqahtani Fahad H, Măndoiu Ion I, Al-Shomrani Badr M, Al-Hashmi Sulaiman, Jamshidi-Adegani Fatemeh, Al-Kindi Juhaina, Golachowski Andrzej, Golachowska Barbara, Al-Jabri Abdulaziz K, Manee Manee M

机构信息

National Center for Bioinformatics, King Abdulaziz City for Science and Technology, Riyadh 11442, Saudi Arabia.

Advanced Agricultural and Food Technologies Institute, King Abdulaziz City for Science and Technology, Riyadh 11442, Saudi Arabia.

出版信息

Animals (Basel). 2025 May 27;15(11):1562. doi: 10.3390/ani15111562.

Abstract

The Arabian leopard (), a critically endangered subspecies endemic to the Arabian Peninsula, faces severe threats from habitat loss, prey depletion, and inbreeding, with fewer than 200 individuals remaining. Genomic resources for this subspecies have been scarce, limiting insights into its evolutionary history and conservation needs. Here, we present the first complete mitochondrial DNA (mtDNA) sequence of , derived from a wild-born male sampled at the Oman Wildlife Breeding Centre in 2023. Using PacBio HiFi sequencing, we assembled a 16,781 bp mitogenome (GenBank: PQ283265) comprising 13 protein-coding genes, 22 tRNA genes, two rRNA genes, and a control region, with a GC content of 40.94%. Phylogenetic analysis, incorporating 17 mtDNA sequences, positions closest to African leopard populations from South Africa (), while distinguishing it from Asian subspecies ( and ). This mitogenome reveals conserved vertebrate mitochondrial structure and provides a critical tool for studying genus evolution. Moreover, it enhances conservation genetics efforts for by enabling population structure analysis and informing breeding strategies to strengthen its survival.

摘要

阿拉伯豹是阿拉伯半岛特有的极度濒危亚种,面临着栖息地丧失、猎物减少和近亲繁殖等严重威胁,现存个体不足200只。该亚种的基因组资源稀缺,限制了对其进化历史和保护需求的了解。在此,我们展示了第一份阿拉伯豹完整的线粒体DNA(mtDNA)序列,它来自于2023年在阿曼野生动物繁育中心采集的一只野生雄性个体。利用PacBio HiFi测序技术,我们组装了一个16781 bp的线粒体基因组(GenBank:PQ283265),包括13个蛋白质编码基因、22个tRNA基因、2个rRNA基因和一个控制区, 其GC含量为40.94%。系统发育分析纳入了17个mtDNA序列,结果显示阿拉伯豹与南非的非洲豹种群关系最为密切,同时将其与亚洲亚种区分开来。这个线粒体基因组揭示了保守的脊椎动物线粒体结构,为研究豹属进化提供了关键工具。此外,它通过进行种群结构分析和为加强其生存的育种策略提供信息,增强了对阿拉伯豹的保护遗传学研究力度。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/6cec/12153558/91f39129435e/animals-15-01562-g001.jpg

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