┌───── Escherichia coli H591 (2)  
                                 ┌┴────────────────── Escherichia coli 1827-70 (2)  
                                ┌┴─ Escherichia coli IAI1 (1)  
                           ┌────┴────────┬────────────── Escherichia coli B185   
                           │             └┬───── Escherichia coli M718   
                          ┌┤              └─ Escherichia coli 1044A (25)  
                 ┌────────┤└─ Escherichia coli K12 (38)  
                ┌┤        └─────────────────────── Escherichia coli E110019 (1)  
                │└────┬────────────── Escherichia coli MS 115-1   
 ┌──────────────┤     └─ Escherichia coli KO11 (3)  
 │              └─ Escherichia coli B171 (6)  
┌┤                                                     ┌───────────── Escherichia coli WV_060327   
││                              ┌──────────────────────┴───── Escherichia coli M605   
│└─────┬────────────────────────┴───── Escherichia coli APEC O1 (8)  
│      └────┬──────────────────── Escherichia coli H299   
│           └──────┬───── Escherichia coli 042 (5)  
│                  └┬───── Escherichia coli MS 69-1   
┤                   └────┬───────── Escherichia coli TA280   
│                        └───── Escherichia coli B354   
│                           ┌───── Escherichia coli CFT073 (1)  
│                      ┌────┴─ Escherichia coli 83972 (3)  
│                 ┌────┴───── Escherichia coli O83:H1 str. NRG 857C   
│                ┌┴─ Escherichia coli NC101   
└────────────────┤              ┌─ Escherichia coli 536 (4)  
                 │         ┌────┴────────────── Escherichia coli 2362-75 (2)  
                 └────┬────┴─ Escherichia coli SE15   
                      └┬─ Escherichia coli TA206   
                       └────┬────────────── Escherichia coli SMS-3-5   
                            └┬───── Escherichia coli MS 21-1   
                             └─ Escherichia coli IAI39 (1)  
  
Aldose 1-epimerase family protein YphB (30)