┌─ Escherichia coli (49-341/341) K12 (15)  
              ┌─────────┴──────────────────── Escherichia coli (59-351/351) 53638 (1)  
    ┌─────────┴────────── Escherichia coli (34-326/326) B str. REL606 (1)  
┌───┴─────────┬────────────────────────────── Escherichia coli (49-341/341) O157:H7 (25)  
│             └┬────────────────────────────── Escherichia coli B185   
│              └────────── Escherichia coli M718   
┤                         ┌─ Escherichia coli (59-351/351) B171 (12)  
│               ┌─────────┴────────── Escherichia coli O26:H11 str. 11368   
│     ┌─────────┴─ Escherichia coli KO11 (3)  
│     │         ┌─ fig|1040638.4.peg.2481 O104:H4 str. LB226692 (6)  
└─────┤         │                     ┌─ Escherichia coli (59-351/351) ATCC 8739 (5)  
      │         │ ┌───────────────────┴────────── Escherichia coli (1-291/315) 1827-70   
      │         │┌┴──────────────────── Escherichia coli MS 124-1 (1)  
      └─────────┤│                        ┌────────── Escherichia coli MS 69-1   
                ││                       ┌┴────────── Escherichia coli SMS-3-5   
                ││             ┌─────────┴──────────────────── Escherichia coli B354   
                ││            ┌┴─────────┬────────────────────────────── Escherichia coli MS 187-1   
                └┤            │          └─────────┬────────── Escherichia coli MS 196-1 (1)  
                 │           ┌┤                    └────────── Escherichia coli (34-326/326) IAI39 (1)  
                 │          ┌┤└────────── Escherichia coli MS 182-1   
                 │┌─────────┤└─ Escherichia coli (59-351/351) E24377A (2)  
                 ││         └───────────────────┬────────── Escherichia coli TA143   
                 ││                             └─ Escherichia coli FVEC1302 (3)  
                 └┤            ┌────────── Escherichia coli 101-1   
                  │           ┌┴────────── Escherichia coli SE15   
                  │          ┌┴─ Escherichia coli M605 (1)  
                  │         ┌┴─────────┬────────── Escherichia coli (1-290/299) TA280   
                  └─────────┤          └─ Escherichia coli (59-351/351) E2348/69 (2)  
                            │                   ┌─ Escherichia coli WV_060327   
                            └─────────┬─────────┴────────── Escherichia coli H299   
                                      └┬────────── Escherichia coli (59-351/351) F11 (4)  
                                       └┬──────────────────── Escherichia coli (59-351/351) CFT073 (3)  
                                        └─ Escherichia coli (59-351/351) APEC O1 (12)  
  
Twitching motility protein PilT (22)
Type IV pilus (Tfp) assembly protein, ATPase component PilU (8)
COG2805: Tfp pilus assembly protein, pilus retraction ATPase PilT (2)
Others (1)