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Table 5 Number of contigs in the four metagenomes showing compositional transitions, which could correspond to HGT events

From: Estimating the extent of horizontal gene transfer in metagenomic sequences

 

Contigs

0.4

0.5

0.6

Whale fall

3739

153 (4.1%)

301 (8.0%)

558 (14.9%)

Human gut

2831

72 (2.5%)

111 (3.9%)

185 (6.5%)

Farm soil

5077

125 (2.5%)

211 (4.2%)

387 (7.6%)

Sargasso Sea

10654

121 (1.1%)

234 (2.2%)

415 (3.9%)

  1. Only contigs with two ORFs or more that are longer than 250 base pairs were considered. Three different values of the clustering parameter were used, but the trend of the results remains the same.