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Table 2 Rickettsiales as gene donors.

From: Gene gain and loss events in Rickettsia and Orientiaspecies

 

target species

function

gained from

riCOGs

 

annotation

biological process

 

riCOG00139

Firmicutes Bacteroidetes

nucleotidyltransferase substrate binding

transferase activity

SFG

riCOG00530

γ-proteobacteria

putative permease

transmembrane transport

proto- Rickettsiales, other alpha-proteobacteria

rioriCOGs

    

rioriCOG00847

Bacteroidetes

Na+/proline symporter histidine kinase

transposase activity

Orientia spp.

  1. Two riCOGs and one rioriCOG probably transferred from Rickettsia and Orientia to Firmicutes, gamma-proteobacteria and Bacteroidetes. These genes code for transferase and transposases activity.