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Table 1 Distribution of single domain and chimeric Hrs (> 250aa) in the main bacterial groups.

From: A phylogenomic profile of hemerythrins, the nonheme diiron binding respiratory proteins

Taxon Single domain Hrs Total chimeric Hrs Chimeric N-terminal Chimeric C-terminal
Acidobacteria 8 - - -
Actinobacteria 2 - - -
Aquificiaea 2 - - -
Cyanobacteria 2 - - -
Firmicutes 25 - - -
Planctomycetes 1 1 1 -
α-Proteobacteria 61 261 11 15
β-Proteobacteria 46 5 1 4
γ-Proteobacteria 23 222 8 14
δ-Proteobacteria 43 16 4 12
ε-Proteobacteria 21 4 4 -
Unclassified proteobacteria 6 103 2 8
Spirochaetes 2 - - -
Total 242 84 31 53
  1. 1 Magnetospirillum magneticum and M. magnetotacticum account for 19.
  2. 2 The Alteromonadales account for 16.
  3. 3 Magnetococcus sp. MC-1 accounts for 9.