解开甘菌的多糖生物合成潜力:使用Hi-C测序的染色体水平组合
Ignat V Sonets1, Nikita V Dovidchenko2,3, Sergey V Ulianov1,4
1Institute of Gene Biology, 34/5 Vavilova Street, 119334 Moscow, Russia.
Journal of fungi (Basel, Switzerland)
|October 27, 2023
概括
这项研究对Ganoderma lucidum基因组进行了测序,揭示了抗瘤化合物的基因,如西洛曼南. 这为发现新的药物化合物和理解真菌基因组学提供了资源.
科学领域:
- * 菌群学 * 菌群学
- * 基因组学 是一个学科.
- * 生物化学 * 生物化学
背景情况:
- * 光 (Ganoderma lucidum) 产生具有抗瘤功能的生物活性化合物 (西洛曼南,富科加拉克坦).
- * 在G. lucidum菌株之间,代谢物生产存在显著的变异性.
- *高基因组多样性需要详细的菌株特异性测序.
研究的目的:
- * 为了获得G. lucidum5.1菌株的完整基因组序列,G. lucidum是一种高克西洛曼南生产物.
- * 为了确定参与多糖生物合成的基因.
- *使用Hi-C数据分析3D基因组结构.
主要方法:
- *用于基因组获取的高通量猎枪测序.
- *使用Hi-C数据进行半自动重新排序,以实现增强的基因组组装.
- * 基因识别的de novo和基于同质性的注释.
主要成果:
- *为G. lucidum菌株5.1.1.生成12个染色体水平的支架 (39 Mbp)
- *鉴定了可能参与多糖生物合成的多种基因谱.
- * 构建了G. lucidum的第一个染色体接触图,为3D真菌基因组组织提供了洞察力.
结论:
- * G. lucidum 基因组序列是了解药物化合物生物合成的宝贵资源.
- * 这项研究推动了从Ganoderma物种中发现新型药物化合物的发现.
- *这些发现有助于阐明生态机制和3D真菌基因组学.
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