| [A] Cenarchaeum symbiosum | CENSY00810 | A0RVU7 | DNA modification methylase |
| [B] Roseiflexus castenholzii (strain DSM 13941 / HLO8) | ROSCS00398 | A7NGF2 | site-specific DNA-methyltransferase (cytosine-specific) KEGG: ana:all3632 site-specific DNA-methyltransferase (cytosine-specific) |
| [B] Microcystis aeruginosa (strain NIES-843) | MICAN04932 | B0JY56 | AvaI methyltransferase-homolog |
| [B] Anabaena variabilis (strain ATCC 29413 / PCC 7937) | ANAVT03115 | Q3M897 | site-specific DNA-methyltransferase (cytosine-specific) |
| [B] Anabaena sp. (strain PCC 7120) | ANASP03594 | MTA1_ANASP | Modification methylase AvaI |
| [B] Thermus thermophilus (strain HB27 / ATCC BAA-163 / DSM 7039) | THET201867 | Q72GG8 | Putative uncharacterized protein |
| [B] Bacillus cereus (strain ATCC 10987) | BACC105561 | Q72WX1 | modification methylase, putative |
| [B] Dinoroseobacter shibae (strain DFL 12) | DINSH01899 | A8LNE6 | Modification methylase, putative |
| [B] Ralstonia metallidurans (strain CH34 / ATCC 43123 / DSM 2839) | RALME02775 | Q1LJH5 | conserved hypothetical protein |
| [B] Salmonella enterica subsp. enterica serovar Choleraesuis str. SC-B67 | SALCH04280 | Q57GA5 | hypothetical protein |
| [B] Stenotrophomonas maltophilia (strain K279a) | STRMK01729 | B2FLZ7 | Putative modification methylase |
| [B] Akkermansia muciniphila (strain ATCC BAA-835) | AKKM800318 | B2UMV9 | Putative uncharacterized protein |