┌─ Escherichia coli (203-415/426) MS 124-1 (1)  
                                                                 ┌┴─ Escherichia coli (203-415/426) SE11   
                                                                ┌┴─ Escherichia coli (203-415/426) K12 (26)  
                                                               ┌┴┬─ Escherichia coli (203-415/426) E24377A (1)  
                                                              ┌┤ └─ Escherichia coli (203-415/426) MS 182-1 (1)  
                                                              │└┬─ Escherichia coli (203-415/426) O157:H7 EDL933 (1)  
                                                             ┌┤ └─ Escherichia coli (203-415/426) 1044A (23)  
                                                             │└┬─ Escherichia coli (203-415/426) FVEC1302 (7)  
                                                            ┌┤ └─ Escherichia coli (203-415/426) APEC O1 (6)  
                                                            ││┌─ Escherichia coli (203-415/426) 042 (2)  
                                                            │└┤┌─ Escherichia coli (203-415/426) B185   
                                                            │ └┤ ┌─ Escherichia coli (203-415/426) WV_060327   
                                                           ┌┤  └┬┴─ Escherichia coli (203-415/426) 536 (4)  
                                                           ││   └┬─ Escherichia coli (203-415/426) H299   
                                                           ││    └─ Escherichia coli (203-415/426) TA280   
                                                           ││ ┌─ fig|1040638.4.peg.3070 O104:H4 (203-415/426) str. LB226692 (13)  
                                                          ┌┤└┬┴─ Escherichia coli (203-415/426) B7A (2)  
                                                          ││ └┬─ Escherichia coli (203-415/426) KO11 (3)  
                                                          ││  └─ Escherichia coli (203-415/426) 101-1 (5)  
                                                          │└┬─ Escherichia coli (203-415/426) B354 (3)  
                            ┌─────────────────────────────┤ └┬─ Escherichia coli (203-415/426) 83972 (5)  
                            │                             │  └┬─ Escherichia coli (203-415/426) IAI39 (1)  
                            │                             │   └─ Escherichia coli (203-415/426) MS 21-1 (1)  
┌───────────────────────────┤                             └┬─ Escherichia coli (203-415/426) 2362-75 (2)  
│                           │                              └─ Escherichia coli (203-415/426) ED1a (1)  
│                           │                ┌───────── Escherichia coli (202-413/421) MS 119-7   
│                           └────────────────┤                    ┌─ Escherichia coli (202-412/421) K12 (23)  
│                                            │                    │   ┌─ Escherichia coli (202-412/421) O111:H- str. 11128   
│                                            └────────────────────┤  ┌┴─ Escherichia coli (202-412/421) IAI1 (4)  
│                                                                 │ ┌┴─ Escherichia coli (202-412/421) HS (1)  
│                                                                 │┌┴─ Escherichia coli (202-412/421) 53638 (9)  
│                                                                 └┤ ┌─ Escherichia coli (202-412/421) H736 (17)  
│                                                                  └┬┴─ Escherichia coli (202-412/421) B354   
│                                                                   └┬─ Escherichia coli (202-412/421) 1044A (25)  
│                                                                    └─ Escherichia coli (202-412/421) MS 69-1   
│                                                                    ┌─ Escherichia coli (190-399/406) MS 115-1 (1)  
│                                                                   ┌┴─ Escherichia coli (190-399/406) E110019 (1)  
│                                                                  ┌┴─ Escherichia coli (190-404/406) H736   
│                                                                 ┌┴─ Escherichia coli (190-404/406) 042 (5)  
│                                                                ┌┴─ Escherichia coli (190-404/406) K12 (24)  
│                                                               ┌┴┬─ fig|1040638.4.peg.1927 O104:H4 (190-399/406) str. LB226692 (6)  
┤                                                               │ └┬─ Escherichia coli (190-404/406) B088 (6)  
│                                                              ┌┤  └┬─ Escherichia coli (190-404/406) B7A (1)  
│                                                              ││   └─ Escherichia coli (190-404/406) B171 (11)  
│                                                             ┌┤└─ Escherichia coli (190-404/406) B185 (1)  
│                                                            ┌┤└─ Escherichia coli (190-404/406) 1044A (31)  
│                                                           ┌┤└─ Escherichia coli (190-399/407) TA280   
│                                                          ┌┤└─ Escherichia coli (190-399/407) IAI39 (3)  
│                                                          │└┬─ Escherichia coli (190-404/406) SE15   
│                                                         ┌┤ └─ Escherichia coli (190-399/406) H299   
│                                                         │└┬─ Escherichia coli (190-404/406) 2362-75 (2)  
│                                                        ┌┤ └┬─ Escherichia coli (190-399/406) NC101   
│                                                        ││  └─ Escherichia coli (190-404/406) 83972 (5)  
│                                                       ┌┤└─ Escherichia coli (190-404/406) TA206   
│                                                      ┌┤└─ Escherichia coli (190-399/406) ED1a (1)  
│                                                ┌─────┤└─ Escherichia coli (190-399/406) APEC O1 (6)  
│                                                │     └┬─ Escherichia coli (190-399/406) M605   
│                                  ┌─────────────┤      └┬─ Escherichia coli (190-399/406) 536 (5)  
│                                  │             │       └─ Escherichia coli (190-399/406) WV_060327   
└──────────────────────────────────┤             └───── Escherichia coli (20-235/236) O157:H7 str. EC4024   
                                   │                             ┌─ Escherichia coli (187-406/406) H299   
                                   └─────────────────────────────┤┌─ Escherichia coli (187-406/406) TA280   
                                                                 ││  ┌─ Escherichia coli (187-406/406) IAI39 (1)  
                                                                 └┤ ┌┴─ Escherichia coli (187-406/406) FVEC1302 (3)  
                                                                  │┌┴─ Escherichia coli (187-406/406) 042 (1)  
                                                                  ││┌─ Escherichia coli (187-406/406) B354 (1)  
                                                                  └┤│     ┌─ Escherichia coli (187-406/406) NC101 (1)  
                                                                   ││    ┌┴─ Escherichia coli (187-406/406) 536 (20)  
                                                                   ││   ┌┴┬─ Escherichia coli (187-406/406) O83:H1 str. NRG 857C   
                                                                   └┤  ┌┤ └─ Escherichia coli (187-406/406) 2362-75 (2)  
                                                                    │  │└┬─ Escherichia coli (187-406/406) M605   
                                                                    │ ┌┤ └─ Escherichia coli (187-406/406) SE15   
                                                                    │┌┤└─ Escherichia coli (187-406/406) MS 21-1 (1)  
                                                                    ││└─ Escherichia coli (187-406/406) B185   
                                                                    └┤┌─ Escherichia coli (187-406/406) TA143   
                                                                     ││    ┌─ Escherichia coli (187-406/406) 1044A (22)  
                                                                     ││   ┌┴─ Escherichia coli (187-406/406) 1125A (1)  
                                                                     └┤  ┌┴─ Escherichia coli (187-406/406) O55:H7 str. CB9615   
                                                                      │ ┌┴─ Escherichia coli (187-406/406) M718   
                                                                      │┌┴─ Escherichia coli (187-406/406) E110019 (1)  
                                                                      └┤  ┌─ Escherichia coli (187-406/406) 1827-70   
                                                                       │ ┌┴─ Escherichia coli (187-406/406) MS 196-1   
                                                                       └┬┴─ Escherichia coli (187-406/406) K12 (47)  
                                                                        └┬─ Escherichia coli (187-406/406) 53638 (4)  
                                                                         └┬─ fig|6666666.5357.peg.1235 TY-2482 (174-393/393) strain  [2] 
                                                                          └─ Escherichia coli (187-406/406) 55989 (1)  
  
Gamma-aminobutyrate:alpha-ketoglutarate aminotransferase (EC 2.6.1.19) (30)
Succinylornithine transaminase (EC 2.6.1.81) (25)
Acetylornithine aminotransferase (EC 2.6.1.11) / N-succinyl-L,L-diaminopimelate aminotransferase (EC 2.6.1.17) (24)
Gamma-aminobutyrate:alpha-ketoglutarate aminotransferase (EC 2.6.1.19) # putrescine-inducible (4)
Others (3)