┌─ Escherichia coli IAI1 (2)  
                                                                             ┌┴─ Escherichia coli B171 (4)  
                                                                            ┌┴─ Escherichia coli MS 145-7   
                                                                           ┌┴┬─ Escherichia coli E24377A (1)  
                                                                          ┌┤ └─ Escherichia coli B088   
                                                                          │└┬─ Escherichia coli SE11   
                                                                         ┌┤ └┬─ Escherichia coli E110019 (1)  
                                                                         ││  └─ Escherichia coli H591 (2)  
                                                                        ┌┤└─ Escherichia coli M605   
                                                                        ││ ┌─ Escherichia coli 1044A (24)  
                                                                        │└┬┴─ Escherichia coli O157:H7 str. EC4196   
                                                                       ┌┤ └┬─ Escherichia coli 53638 (1)  
                                                                       ││  └┬─ Escherichia coli (424-829/829) ATCC 8739 (1)  
                                                                       ││   └─ Escherichia coli 101-1 (8)  
                                                                      ┌┤└┬─ Escherichia coli MS 69-1   
                                                                      ││ └─ fig|1040638.4.peg.3737 O104:H4 str. LB226692 (27)  
                                                                     ┌┤└─ Escherichia coli K12 (13)  
                                                                     │└┬─ Escherichia coli TA280   
                                                                    ┌┤ └─ Escherichia coli FVEC1302 (3)  
                                                                   ┌┤└─ Escherichia coli M718   
                                                                  ┌┤└─ Escherichia coli SE15   
                                                                  │└┬─ Escherichia coli (424-829/829) F11 (1)  
                                                                 ┌┤ └─ Escherichia coli 536 (2)  
                                                                 │└┬─ Escherichia coli MS 185-1   
┌────────────────────────────────────────────────────────────────┤ └─ Escherichia coli 2362-75 (7)  
│                                                                └┬─ Escherichia coli MS 21-1 (3)  
│                                                                 └┬─ Escherichia coli 042 (1)  
│                                                                  └┬─ Escherichia coli B354   
│                                                                   └─ Escherichia coli IAI39 (1)  
┤                                                                   ┌─ Escherichia coli (16-411/413) APEC O1   
│                                                                  ┌┴─ Escherichia coli (4-399/401) UM146 (1)  
│                                                                 ┌┴─ Escherichia coli (16-411/413) E2348/69   
│                                                                ┌┴─ Escherichia coli (4-399/401) 2362-75 (1)  
│                                                               ┌┴─ Escherichia coli (4-399/401) ED1a (5)  
│                                                               │  ┌─ Escherichia coli (16-411/413) CFT073 (1)  
└───────────────────────────────────────────────────────────────┤ ┌┴─ Escherichia coli (4-399/401) 83972 (2)  
                                                                │┌┴─ Escherichia coli (4-399/401) TA206   
                                                                ││ ┌─ Escherichia coli (4-399/401) M605   
                                                                └┤┌┴─ Escherichia coli (4-399/401) SE15   
                                                                 ││┌─ Escherichia coli (4-399/401) SMS-3-5   
                                                                 └┤│ ┌─ Escherichia coli (4-399/401) B7A (4)  
                                                                  ││┌┴─ Escherichia coli (4-399/401) E24377A (2)  
                                                                  └┤│    ┌─ Escherichia coli (4-399/401) B354   
                                                                   ││   ┌┴─ Escherichia coli (4-399/401) MS 21-1   
                                                                   ││  ┌┴─ Escherichia coli (4-399/401) MS 115-1   
                                                                   └┤ ┌┴─ Escherichia coli (4-399/401) TA280   
                                                                    │┌┴┬─ Escherichia coli (4-399/401) B171 (7)  
                                                                    ││ └┬─ Escherichia coli (4-399/401) IAI39 (2)  
                                                                    ││  └┬─ Escherichia coli (4-399/401) 042   
                                                                    └┤   └─ Escherichia coli (4-399/401) TA143   
                                                                     │  ┌─ Escherichia coli (4-399/401) K12 (17)  
                                                                     │ ┌┴─ Escherichia coli (4-399/401) MS 196-1   
                                                                     └┬┴─ Escherichia coli (4-399/401) 1827-70 (2)  
                                                                      └┬─ Escherichia coli (4-399/401) H299   
                                                                       └┬─ Escherichia coli (4-399/401) B088 (3)  
                                                                        └┬─ Escherichia coli (4-399/401) FVEC1302 (2)  
                                                                         └┬─ Escherichia coli (4-399/401) E110019 (1)  
                                                                          └┬─ Escherichia coli (4-399/401) O157:H7 EDL933   
                                                                           └─ Escherichia coli (4-399/401) 1044A (8)  
  
Cysteine desulfurase CsdA-CsdE (EC 2.8.1.7), main protein CsdA (30)
Cysteine desulfurase (EC 2.8.1.7), SufS subfamily; Selenocysteine lyase( EC:4.4.1.16 ) subunit (18)
Cysteine desulfurase (EC 2.8.1.7); Selenocysteine lyase( EC:4.4.1.16 ) subunit (7)
Iron-sulfur cluster assembly protein SufD / Cysteine desulfurase (EC 2.8.1.7), SufS subfamily; Selenocysteine lyase( EC:4.4.1.16 ) subunit (2)
hypothetical protein (1)
Others (1)