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奇和奇合成酶在软体类动物中意外分布
Lauren E Vandepas1,2, Michael G Tassia3,4, Kenneth M Halanych3,5
1Benaroya Research Institute at Virginia Mason, Seattle, WA 98101, USA.
Biomolecules
|May 27, 2023
概括
氨酸合成酶基因存在并表达在软体类动物中,包括海和珊瑚. 这表明基在这些动物中起着作用,为多糖的进化提供了新的见解.
科学领域:
- * * 海洋生物学 海洋生物学
- * 分子进化过程中的分子进化.
- * 生物化学 * 生物化学
背景情况:
- * 类动物,包括珊瑚和海,是多样化的海洋无脊椎动物.
- * 虽然有些类动物有石灰质的骨,但许多是软体的.
- *最近在Nematostella vectensis中发现了奇合成酶 (CHS) 基因,这促使了进一步的研究.
研究的目的:
- * 确定在Cnidaria中奇丁合成酶 (CHS) 基因的流行率和多样性.
- * 调查软体类动物中素的表达模式和潜在存在.
- * 探索素在类动物发育和进化中的功能意义.
主要方法:
- *生物信息分析CHS基因流行率和多种类型的鸟类中域组织.
- *对CHS的基因表达分析 (空间和时间) 在Nematostella vectensis*.
- *基亲和基因化学检测,检测鱼软组织中的基存在.
主要成果:
- * CHS 基因在 Cnidaria 中广泛分布,表现出多样化的蛋白质域结构.
- * CHS基因表达在类动物物种和缺乏已知的状结构的发育阶段.
- *在一些鱼和水生动物的软组织中检测到素.
- * 三个CHS的ortologs在胚胎和幼虫发育期间显示差异性表达.
结论:
- * 素存在于软体类动物中,并且可能具有功能,这挑战了以前的假设.
- * CHS基因的存在和表达表明,素在类动物生物学中起着不可或缺的作用.
- * 对Cnidaria中素的研究为对多糖的功能和动物生物新奇性的演变提供了新的见解.
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