┌── Escherichia coli (33-109/111) B7A (1)  
                         ┌┴─── Escherichia coli (26-101/104) MS 69-1   
                       ┌─┴┬─ Escherichia coli (33-109/111) 83972 (2)  
┌──────────────────────┤  └── Escherichia coli (26-102/104) M605   
│                      └─ Escherichia coli (26-102/104) KO11 (2)  
│                                                    ┌──────── Escherichia coli (16-92/94) SE11   
│                                                   ┌┴──────── Escherichia coli (27-103/105) MS 115-1   
│                                                 ┌─┴─┬────── Escherichia coli (16-92/94) MS 116-1 (1)  
│                                               ┌─┤   └─────── Escherichia coli (27-103/105) K12 (7)  
│                                               │ └──┬─────── Escherichia coli (27-103/105) SMS-3-5   
┤                             ┌─────────────────┤    └─────────────┬── Escherichia coli (27-103/105) K12 (7)  
│                             │                 │                  └─ Escherichia coli (27-103/105) MS 115-1   
│               ┌─────────────┤                 └───────────────── Escherichia coli (2-67/69) MS 145-7   
│     ┌─────────┤             └─────────────────────────────── Escherichia coli (39-112/125) K12 (5)  
│     │         └──────────┬───────────────── Escherichia coli (40-115/121) KO11 (1)  
│   ┌─┤                    └┬───────────────── Escherichia coli (40-119/121) MS 146-1   
│   │ │                     └───────────── Escherichia coli (40-115/121) E22 (2)  
└───┤ └────────────────── Escherichia coli (38-115/119) ATCC 8739 (1)  
    │   ┌── Escherichia coli (41-120/125) MS 119-7   
    └───┤   ┌── Escherichia coli (16-97/99) TA271   
        └───┤┌── Escherichia coli (61-138/145) APEC O1 (2)  
            └┤┌─── Escherichia coli (41-118/125) 042   
             ││┌─ Escherichia coli (41-118/125) 042   
             └┤│      ┌─ Escherichia coli (41-118/124) 536A (29)  
              ││    ┌─┴── Escherichia coli (16-93/99) O157:H7 str. EC869 (1)  
              └┤   ┌┴─ Escherichia coli (41-118/124) E2348/69 (1)  
               │ ┌─┴───── Escherichia coli (60-140/141) CFT073 (1)  
               │┌┴───── Escherichia coli (41-121/122) ETEC H10407   
               ││┌─ Escherichia coli (61-141/142) F11 (3)  
               └┤│┌─ Escherichia coli (41-122/122) H299   
                │││              ┌── Escherichia coli (272-353/353) B str. REL606 (1)  
                └┤│     ┌────────┴────── Escherichia coli (1-81/82) MS 107-1   
                 ││  ┌──┴─ Escherichia coli (41-122/122) TA280   
                 ││ ┌┴──┬── Escherichia coli (41-122/122) ETEC H10407 (16) [2] 
                 └┤┌┤   └─ Escherichia coli (41-122/122) 2362-75 (2)  
                  ││└──┬─ Escherichia coli (41-122/122) 042 (1)  
                  ││   └─┬── Escherichia coli M718 (2)  
                  ││     └─ Escherichia coli (41-122/122) 2362-75 (3)  
                  ││   ┌─ Escherichia coli (41-122/122) M718   
                  └┤  ┌┴── Escherichia coli (16-97/97) SE15   
                   │┌─┴──────── Escherichia coli (41-121/126) CFT073 (4) [2] 
                   ││    ┌─ Escherichia coli (41-122/122) APEC O1 (5)  
                   ││   ┌┴─ Escherichia coli (41-122/122) M718   
                   ││┌──┴─ Escherichia coli (41-122/122) H299   
                   │││            ┌─── Escherichia coli (1-81/82) MS 175-1   
                   └┤│           ┌┴── Escherichia coli (41-121/122) 042 (8)  
                    ││          ┌┴┬─ Escherichia coli (1-81/82) BW2952 (5)  
                    ││         ┌┤ └── Escherichia coli (41-121/122) K12 (1)  
                    ││      ┌──┤└─ fig|1040638.4.peg.3577 O104:H4 (1-81/82) str. LB226692 (24)  
                    ││      │  └┬─ Escherichia coli (1-81/82) 1044A (26)  
                    └┤     ┌┤   └┬────── Escherichia coli (1-81/82) MS 146-1   
                     │     ││    └── Escherichia coli (41-121/122) M605 (2)  
                     │   ┌─┤└──┬─ Escherichia coli (1-81/82) 536 (11)  
                     │   │ │   └── Escherichia coli (41-121/122) CFT073   
                     │  ┌┤ └─── Escherichia coli (1-81/82) ETEC H10407   
                     │ ┌┤└─ Escherichia coli E24377A  [2] 
                     │ │└┬── Escherichia coli 101-1   
                     │ │ └──────── Escherichia coli 536 (1)  
                     └─┤┌─ Escherichia coli (1-81/82) 536 (2)  
                       ││     ┌─ Escherichia coli (1-78/84) MS 182-1   
                       ││    ┌┴─── Escherichia coli (1-81/82) 83972 (1)  
                       ││   ┌┴────── Escherichia coli O103:H2 str. 12009   
                       └┤  ┌┴─ Escherichia coli (1-81/82) M718   
                        │ ┌┴─── Escherichia coli (1-78/85) IHE3034 (2)  
                        │┌┴── Escherichia coli (1-78/85) MS 119-7   
                        ││ ┌─── Escherichia coli (61-142/142) CFT073 (1)  
                        └┤┌┴─── Escherichia coli MS 69-1   
                         ││  ┌─ fig|1040638.4.peg.215 O104:H4 str. LB226692   
                         └┤ ┌┴───── Escherichia coli (1-77/95) O26:H11 str. 11368   
                          │┌┴┬─ Escherichia coli (1-82/83) MS 200-1 (11)  
                          └┤ └─ Escherichia coli (41-122/122) F11 (1)  
                           └┬─ Escherichia coli MS 45-1   
                            └─┬── Escherichia coli (1-77/84) ED1a (1)  
                              └┬─ Escherichia coli (1-77/84) ABU 83972 (2)  
                               └┬── Escherichia coli (41-117/124) NC101 (4)  
                                └─┬─ Escherichia coli (1-77/84) ABU 83972   
                                  └── Escherichia coli (71-147/154) CFT073 (4)  
  
YeeU protein (antitoxin to YeeV) (41)
hypothetical protein (12)
YafW protein (antitoxin to YkfI) (10)
putative structure (6)
YfjZ protein (antitoxin to YpjF) (4)
antitoxin of the YpjF-YfjZ toxin-antitoxin system (1)
intergenic-region protein (1)
Others (2)