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Table 3 Comparative analysis of gene gains and losses in Archaea and Bacteria

From: Updated clusters of orthologous genes for Archaea: a complex ancestor of the Archaea and the byways of horizontal gene transfer

 

arCOGs

bac. COGs (2003)

families

10,335

4,149

species

120

50

gains

17,680

7,769

gains/family

1.71

1.87

acquisitions/family

0.71

0.87

losses

74,690

32,355

losses/family

7.23

7.80

loss/gain ratio

4.22

4.16

single-gain (<1.5)

61%

53%

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Biology Direct

ISSN: 1745-6150

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