┌─ Escherichia coli (1-146/293) 042 (3)  
                                                         ┌┴─ Escherichia coli (1-146/956) SMS-3-5   
                                                        ┌┴─ Escherichia coli (1-146/956) TA143 (1)  
                                                       ┌┴┬─ Escherichia coli (1-146/956) B185   
                                                      ┌┤ └─ Escherichia coli (1-146/956) MS 21-1   
                                                     ┌┤└─ Escherichia coli (1-146/956) K12 (85)  
                                                     │└┬─ Escherichia coli (1-146/956) ED1a (1)  
                                                     │ └┬─ Escherichia coli (1-146/956) MS 200-1   
                                                    ┌┤  └┬─ Escherichia coli (1-146/956) 2362-75 (28)  
                                                    ││   └─ Escherichia coli (1-146/956) H299   
┌───────────────────────────────────────────────────┤└─ Escherichia coli (1-146/956) M718   
│                                                   └─ Escherichia coli (1-146/958) E110019 (1)  
│                                                                         ┌─ Escherichia coli (59-222/229) 1827-70 (5)  
│                                                                        ┌┴─ Escherichia coli (59-222/229) B171 (8)  
│                                                                       ┌┴─ Escherichia coli (59-222/229) K12 (11)  
│                                                                      ┌┴─ Escherichia coli (59-222/229) 101-1 (21)  
┤                                                                     ┌┴─ Escherichia coli (59-222/229) O26:H11 str. 11368   
│                                                                    ┌┴─ Escherichia coli (59-222/229) E24377A (2)  
│                                                                   ┌┴─ Escherichia coli (59-222/229) B185 (26)  
│                                                                  ┌┴─ Escherichia coli (59-222/229) B354 (3)  
│                                                                 ┌┴─ Escherichia coli (59-222/229) 042 (1)  
│                   ┌─────────────────────────────────────────────┴─ Escherichia coli (1-156/163) FVEC1302 (3)  
│                   │                      ┌─ fig|1040638.4.peg.2530 O104:H4 str. LB226692 (9)  
└───────────────────┤                      │    ┌─ Escherichia coli 83972 (5)  
                    │                      │   ┌┴─ Escherichia coli 2362-75 (1)  
                    └──────────────────────┤  ┌┴─ Escherichia coli 536 (17)  
                                           │ ┌┴─ Escherichia coli SE15   
                                           │┌┴─ Escherichia coli M605   
                                           ││  ┌─ Escherichia coli 1044A (20)  
                                           └┤ ┌┴─ Escherichia coli O157:H7 EDL933   
                                            │┌┴─ Escherichia coli E24377A (3)  
                                            ││  ┌─ Escherichia coli MS 69-1   
                                            └┤ ┌┴─ Escherichia coli MS 145-7   
                                             │┌┴─ Escherichia coli K12 (47)  
                                             └┤┌─ Escherichia coli ETEC H10407   
                                              └┤ ┌─ Escherichia coli H299   
                                               └┬┴─ Escherichia coli FVEC1302 (3)  
                                                └┬─ Escherichia coli 042   
                                                 └┬─ Escherichia coli TA143   
                                                  └─ Escherichia coli B354   
  
Xanthine dehydrogenase iron-sulfur subunit (EC 1.17.1.4) (17)
Possible hypoxanthine oxidase XdhD (EC 1.-.-.-) (12)
Periplasmic aromatic aldehyde oxidoreductase, iron-sulfur subunit YagT (10)
Others (1)