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Photosynthetic genes in cyanophage Lindell et al.PNAS 2004.

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Presentation on theme: "Photosynthetic genes in cyanophage Lindell et al.PNAS 2004."— Presentation transcript:

1 Photosynthetic genes in cyanophage Lindell et al.PNAS 2004

2 www.microbe.org Conjugation via pilus

3 MIT9312 SS!20 MIT9313 WH8102 MED4

4 0.01 WH5701 CC9902 BL107 CC9605 WH8102 RS9916 RS9917 CC9311 WH7803 WH7805 RCC307 MED4 MIT9312 NATL2A SS120 MIT9313 0.01 WH5701 CC9902 BL107 CC9605 WH8102 RS9916 RS9917 CC9311 WH7803 WH7805 RCC307 MED4 MIT9312 NATL2A SS120 MIT9313

5 Alternative explanations for observed phylogenies HGT Differential loss of duplicated genes

6 Brown et al. Universal trees based on large combined protein sequence data sets. Nature Genetics 28, 281 - 285 (2001) Claverys, JP nduction of competence regulons as a general response to stress in gram-positive bacteria. ANNUAL REVIEW OF MICROBIOLOGY. 2006. Vol. 60 pg. 451 – 475 Charlebois R.L. and Doolittle W.F. 2004. Computing prokaryotic gene ubiquity: Rescuing the core from extinction. Genome Res. 14(12): 2469–2477. Lindell et al. Photosynthesis genes in marine viruses yield proteins during host infection. Nature 438, 86-89 (2005) Lindell et al. Transfer of photosynthesis genes to and from Prochlorococcus viruses. (2004) PNAS Selected references


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