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Table 2 Distribution of 25 selenoprotein families in bacterial phyla/branches

From: Dynamic evolution of selenocysteine utilization in bacteria: a balance between selenoprotein loss and evolution of selenocysteine from redox active cysteine residues

Phyla Number of selenoprotein families Number of selenoproteins
Deltaproteobacteria 22 121
Firmicutes/Clostridia 16 58
Actinobacteria 12 19
Spirochaetes 5 6
Chloroflexi 3 3
Acidobacteria 3 4
Firmicutes/Bacillales 3 3
Epsilonproteobacteria 3 18
Gammaproteobacteria/Vibrionales 3 6
Aquificae 2 2
Gammaproteobacteria/Pasteurellales 2 9
Alphaproteobacteria 1 3
Betaproteobacteria 1 10
Gammaproteobacteria (other than listed) 1 23
Total 25 285