┌─ Escherichia coli (175-210/212) 1044A   
                                                       ├─ Escherichia coli (70-105/107) 536A   
                                                       ├─ Escherichia coli (70-105/107) H299   
                                                       ├─ Escherichia coli (70-105/107) O157:H7 str. Sakai   
┌──────────────────────────────────────────────────────┼─ Escherichia coli (6-41/43) MS 21-1   
│                                                      ├─ Escherichia coli (70-105/107) O157:H7   
│                                                      ├─ Escherichia coli (70-105/107) E110019   
│                                                      └─ Escherichia coli (175-210/212) MS 175-1   
┤                        ┌─ Escherichia coli (20-55/57) B7A   
│                        ├─ Escherichia coli (20-55/57) H299   
│                        ├─ Escherichia coli (20-55/57) MS 200-1   
│                       ┌┼─ Escherichia coli (73-108/110) ED1a   
│                       │├─ Escherichia coli (20-55/57) MS 196-1   
└───────────────────────┤└─ Escherichia coli (20-55/57) ED1a   
                        │             ┌─ Escherichia coli (73-108/110) O26:H11 str. 11368   
                        │             │   ┌─ Escherichia coli (73-108/110) MS 21-1   
                        └─────────────┤   │                        ┌─ fig|1040638.4.peg.355 O104:H4 str. LB226692   
                                      │   │                        ├─ Escherichia coli B7A   
                                      │   │                        ├─ Escherichia coli E24377A   
                                      └───┤                        ├─ Escherichia coli MS 107-1   
                                          │                        ├─ Escherichia coli O157:H7 str. EC4024   
                                          │                        ├─ Escherichia coli O157:H7 str. EC4486   
                                          │                        ├─ Escherichia coli TA206   
                                          └────────────────────────┼─ Escherichia coli W   
                                                                   ├─ Escherichia coli W   
                                                                   ├─ Escherichia coli SE11   
                                                                   ├─ Escherichia coli O157:H7 str. EC4401   
                                                                   ├─ Escherichia coli MS 124-1   
                                                                   ├─ Escherichia coli KO11   
                                                                   ├─ Escherichia coli E22   
                                                                   ├─ fig|6666666.5357.peg.1072 TY-2482 strain   
                                                                   └─ Escherichia coli (73-110/110) MS 84-1   
  
Nickel ABC transporter, periplasmic nickel-binding protein NikA (TC 3.A.1.5.3) (19)
hypothetical protein (7)
NikA protein (3)
plasmid mobilization (1)
Others (2)