期刊文献+

蓝藻门中类胡萝卜素合成关键酶基因的水平转移分析

下载PDF
导出
摘要 类胡萝卜素合成酶基因(crt基因)是一类指导类胡萝卜素合成的基因,迄今为止还没有人很好地阐述蓝藻crt基因序列的多样性和早期进化特征.为研究蓝藻crt基因的多样化程度,了解其进化规律,文中利用现有资料,分析了参与蓝藻门中类胡萝卜素代谢的关键酶的分子进化关系,主要目的是提供crt基因在蓝藻门中的进化轮廓,分析其是否存在基因的水平转移,并评价其选择方式,便于今后描述该基因在蓝藻中的进化特征.系统发育分析发现在蓝藻基因组中频繁发生基因的水平转移,而氨基酸变化大部分是在正向选择下进化的.分析还发现大部分代谢前期的crt基因相对保守,一些亲缘关系密切的蓝藻其类胡萝卜素基因却有较远的进化距离.
作者 陈倩 姜建国
出处 《自然科学进展》 北大核心 2007年第7期972-977,共6页
基金 国家自然科学基金资助项目(批准号:20676041 20076020)
  • 相关文献

参考文献24

  • 1Nelson KE,et al. Evidence for lateral gene transfer between Archaea and bacteria from genome sequence of Thermotoga maritima. Nature, 1999, 399:323-329
  • 2Arabidopsis Genome Initiative. Analysis of the genome sequence of the flowering plant Arabidopsis thaliana. Nature, 2000, 408: 796-815
  • 3Ruepp A, et al. The genuine sequence of the thermoacidophilic scavenger Thermoplasma acidophilum. Nature, 2000, 407: 508-513
  • 4International Human Genome Sequencing Consortium. Initial sequencing and analysis of the human genome. Nature, 2001, 409: 860 921
  • 5Manjula Mathur, Rakesh Tuli. Analysis of codon usage in genes for nitrogen fixation from phylogenetically diverse diazotrophs. Journal of Molecular Evolution, 1991, 32:364-373
  • 6Radhey Gupta. Evolutionary relationships among photosynthetic bacteria. Discoveries in Photosynthesis, 2005, 20: 1087-1097
  • 7Volodymyr Dvornyk, Eviatar Nevo. Evidence for multiple lateral transfers of the circadian clock cluster in filamentous heterocystic cyanobacteria nostocaceae. Journal of Molecular Evolution 2004, 58:341-347
  • 8Pfeifer F, Griffig J, Oesterhelt D. The fdx gene eneoding the [2Fe-2S] ferredoxin of Halobacterium salinarium (H. halobium). Molecular and General Geneties, 1993, 239:66-71
  • 9Frank HA, Cogdell RJ. Carotenoids in photosynthesis. Photochemistry and Photobiology, 1996, 63: 257-264
  • 10Fraser P, Bramley PM. The biosynthesis and nutritional uses of carotenoids. Progress in Lipid Research, 2004. 43:228-265

二级参考文献18

  • 1[1]Valentine J W.The Evolution of Multicellular Plants and Ani-mals[J].Sci Amer,1978,239(3):140~158.
  • 2[2]Schopf J W.The Evolution of the Earliest Cells[J].Sci Amer,1978,239(3):111~138.
  • 3[3]Alberts B,et al.Molecular Biology of the Cell[M].NY,Londen,Garland Pub,1983,pp.1146.
  • 4[4]Ingber D E.The Architecture of Life[J].Sci Amer,1998,Jan,48~53.
  • 5[5]Duve C de.The Birth of complex Cells[J].Sci Amer,1996,Apr,50~57.
  • 6[6]Woese C R.Archaebacteria[J].SciAmer,1981,244(6):98~122.
  • 7[7]Servic R F.Microbiologists Explore Life's Rich,Hidden Kingdoms[J].Sci,1997,275:1740~1742.
  • 8[8]Morell V.Microbiology's Scarred Revolutionary[J].Sci,1997,276:699~702.
  • 9[9]Morell V.Tracing the Mother of All Cell[J].Sci,1997,276:700.
  • 10[10]Kerr R V.Life Goes to Extremes in the Deep Earth and Elsewhere[J].Sci,1997,276:703~704.

共引文献20

相关作者

内容加载中请稍等...

相关机构

内容加载中请稍等...

相关主题

内容加载中请稍等...

浏览历史

内容加载中请稍等...
;
使用帮助 返回顶部