┌─ Escherichia coli (4-243/243) ETEC H10407   
                                                                     ┌┴─ Escherichia coli O111:H- str. 11128   
                                                                    ┌┴┬─ Escherichia coli SE11   
                                                                   ┌┤ └─ Escherichia coli (4-243/243) K12 (129)  
┌──────────────────────────────────────────────────────────────────┤└─ Escherichia coli (4-243/243) B185   
┤                                                                  └─ Escherichia coli (4-243/243) M605   
│                                                                  ┌─ Escherichia coli (110-342/345) O83:H1 str. NRG 857C   
└──────────────────────────────────────────────────────────────────┤┌─ Escherichia coli (110-342/345) B185   
                                                                   └┤┌─ Escherichia coli (135-367/370) CFT073 (2)  
                                                                    └┤ ┌─ Escherichia coli (110-342/345) TA206   
                                                                     └┬┴─ Escherichia coli (110-342/345) IHE3034 (4)  
                                                                      └┬─ Escherichia coli (110-342/345) O157:H7 EDL933 (1)  
                                                                       └─ Escherichia coli (110-342/345) K12 (116)  
  

  
hypothetical tRNA/rRNA methyltransferase yfiF [EC:2.1.1.-]
 (7)
  
23S rRNA (guanosine-2'-O-) -methyltransferase rlmB (EC 2.1.1.-)
 (6)