┌────────────────────── Escherichia coli B185   
│      ┌───────────────────────── Escherichia coli ETEC H10407   
│     ┌┴───────────── Escherichia coli ATCC 8739 (1)  
│    ┌┴───────────── Escherichia coli FVEC1302 (4)  
┤   ┌┴┬─ Escherichia coli K12 (54)  
│  ┌┤ └───────────── Escherichia coli MS 196-1   
│  │└┬───────────── Escherichia coli MS 115-1   
│  │ └───────────┬─ fig|1040638.4.peg.3221 O104:H4 str. LB226692 (10)  
│  │             └┬───────────── Escherichia coli KO11 (2)  
└──┤              └───────────── Escherichia coli (3-413/413) B7A (10)  
   │                          ┌───────────── Escherichia coli B354   
   │                         ┌┴───────────── Escherichia coli IAI39 (2)  
   │                        ┌┴───────────── Escherichia coli SMS-3-5   
   └────────────────────────┤                        ┌─ Escherichia coli O83:H1 str. NRG 857C   
                            └───────────┬────────────┴───────────── Escherichia coli 2362-75 (2)  
                                        └┬─ Escherichia coli 536 (19)  
                                         └┬───────────── Escherichia coli M605 (1)  
                                          └┬───────────── Escherichia coli ED1a (1)  
                                           └───────────────────────── Escherichia coli MS 69-1 (1)  
  

  
Dihydropyrimidine dehydrogenase homolog
 (18)
  
 Others 
(1)