┌─ Escherichia coli (5-504/505) O157:H7 (19)  
                                             ┌─────────┴── Escherichia coli (2-501/502) O55:H7 str. CB9615   
                                    ┌────────┴─ Escherichia coli (2-501/502) B185   
   ┌────────────────────────────────┴────── Escherichia coli (5-504/505) ATCC 8739 (1)  
┌──┴────────────────────┬───────────────────────────────────────────── Escherichia coli (1-500/501) SE15   
│                       └──────┬────────────── Escherichia coli (1-500/501) IAI39 (1)  
│                              └────────┬──────────────────────── Escherichia coli (1-500/501) MS 21-1   
┤                                       └──── Escherichia coli (1-500/501) SMS-3-5   
│                                                    ┌─ Escherichia coli E110019 (1)  
│                                                   ┌┴── Escherichia coli O111:H- str. 11128   
│                         ┌─────────────────────────┴── Escherichia coli O26:H11 str. 11368   
└─────────────────────────┤                    ┌─ Escherichia coli (1-500/501) MS 115-1   
                          │                    │      ┌── fig|6666666.5357.peg.4396 TY-2482 strain   
                          └────────────────────┤     ┌┴─ Escherichia coli (1-500/501) B088   
                                               │   ┌─┴─ fig|1040638.4.peg.2010 O104:H4 str. LB226692 (10)  
                                               └─┬─┴─ Escherichia coli 53638 (1)  
                                                 └─┬──────────── Escherichia coli (1-500/501) 101-1 (3)  
                                                   └──┬── Escherichia coli (1-500/501) MS 107-1   
                                                      └┬─ Escherichia coli (1-500/501) E24377A (11)  
                                                       └┬── Escherichia coli (1-500/501) IAI1 (1)  
                                                        └── Escherichia coli (1-500/501) SE11   
  
Phosphate ABC transporter, periplasmic phosphate-binding protein PstS (TC 3.A.1.7.1) (19)
Others (2)