┌─── Escherichia coli (5-200/200) B185   
                                                                    ┌┴─ Escherichia coli (5-200/200) TA143   
                                                                   ┌┴─ Escherichia coli (5-200/200) O157:H7 str. EC869 (2)  
                                                                  ┌┴─ Escherichia coli (5-200/200) O157:H7 EDL933   
                                                                 ┌┴─ Escherichia coli (5-200/200) 1044A (32)  
                                                                ┌┴─ Escherichia coli (2-190/190) 042 (1)  
┌───────────────────────────────────────────────────────────────┴─ Escherichia coli (5-200/200) M718   
┤                                                          ┌─ Escherichia coli IAI39 (2)  
│                                                          │   ┌─ Escherichia coli SMS-3-5   
└──────────────────────────────────────────────────────────┤  ┌┴─── Escherichia coli B185   
                                                           │  │    ┌─ Escherichia coli B354 (1)  
                                                           │  │   ┌┴─── Escherichia coli FVEC1302 (4)  
                                                           └──┤  ┌┴─ Escherichia coli H299   
                                                              │ ┌┴─ Escherichia coli 042 (1)  
                                                              │┌┴─ Escherichia coli TA280   
                                                              ││    ┌─ Escherichia coli O55:H7 str. CB9615   
                                                              └┤ ┌──┴─ Escherichia coli 1044A (24)  
                                                               │┌┴──┬─ Escherichia coli 2362-75 (3)  
                                                               └┤   └─ Escherichia coli 536 (8)  
                                                                │ ┌─ Escherichia coli K12 (41)  
                                                                └┬┴─ Escherichia coli ATCC 8739 (1)  
                                                                 └┬─ Escherichia coli APEC O1 (6)  
                                                                  └┬─ Escherichia coli E110019 (1)  
                                                                   └─ fig|1040638.4.peg.4025 O104:H4 str. LB226692 (25)  
  
Cob(I)alamin adenosyltransferase (EC 2.5.1.17) (23)
Others (1)