┌─ Escherichia coli MS 185-1   
                                        ┌──────┴────────────── Escherichia coli APEC O1 (6)  
                                 ┌──────┴─ Escherichia coli 2362-75 (17)  
                   ┌─────────────┴─ Escherichia coli NC101   
      ┌────────────┴─────── Escherichia coli SE15   
┌─────┴─ Escherichia coli TA280   
│              ┌─────── Escherichia coli B354   
┤             ┌┴────────────── Escherichia coli 042 (1)  
│             │                                                ┌─ Escherichia coli MS 21-1   
│             │                                         ┌──────┴─────── Escherichia coli SMS-3-5   
└─────────────┤                           ┌─────────────┴─────── Escherichia coli WV_060327   
              │                    ┌──────┴─ Escherichia coli H299   
              │      ┌─────────────┴┬─────── Escherichia coli FVEC1302   
              └──────┤              └─ Escherichia coli FVEC1412 (2)  
                     │      ┌─ Escherichia coli EC4100B   
                     └──────┤       ┌─ Escherichia coli MS 115-1   
                            │┌──────┴───────────── Escherichia coli 1044A (25)  
                            └┤      ┌──────────────────── Escherichia coli M718   
                             └──────┤┌─────── Escherichia coli ATCC 8739 (1)  
                                    └┤┌─ Escherichia coli K12 (19)  
                                     └┤ ┌─────── Escherichia coli HS (1)  
                                      └┬┴─────── Escherichia coli MS 196-1   
                                       └┬─────── Escherichia coli MS 187-1   
                                        └┬──────────────────── Escherichia coli 53638 (1)  
                                         └─────┬─ Escherichia coli str. K-12 substr. DH10B   
                                               └┬─────── Escherichia coli MS 84-1   
                                                └┬─────── Escherichia coli SE11   
                                                 └┬─ fig|1040638.4.peg.4182 O104:H4 str. LB226692 (21)  
                                                  └──────┬─────── Escherichia coli B7A (1)  
                                                         └─ Escherichia coli MS 145-7   
  
ABC transporter, periplasmic spermidine putrescine-binding protein PotD (TC 3.A.1.11.1) (29)
Others (1)