┌─ Escherichia coli MS 115-1   
                                                                         ┌┴─ Escherichia coli (1-126/138) 53638 (1)  
                                                                        ┌┴┬─ Escherichia coli (1-126/138) B7A (3)  
                                                                       ┌┤ └─ Escherichia coli (1-125/137) MS 145-7   
                                                                      ┌┤└─ Escherichia coli (1-126/138) B185   
                                                                     ┌┤└─ Escherichia coli (1-126/138) FVEC1302 (3)  
                                                                     │└┬─ Escherichia coli (1-126/138) K12 (47)  
                                                                    ┌┤ └┬─ Escherichia coli (1-126/138) B171 (12)  
                                                                    ││  └─ Escherichia coli (1-126/138) 1044A (24)  
                                                                   ┌┤└┬─ Escherichia coli (1-126/138) O83:H1 str. NRG 857C   
                                                                   ││ └─ Escherichia coli (1-126/138) KO11 (2)  
                                                                  ┌┤└─ Escherichia coli (1-126/138) 536 (4)  
                                                                 ┌┤└─ Escherichia coli (1-126/138) 2362-75 (12)  
                                                                ┌┤└─ Escherichia coli (1-126/138) M605   
┌───────────────────────────────────────────────────────────────┤└─ Escherichia coli (1-126/138) WV_060327   
┤                                                               └─ Escherichia coli (1-126/138) APEC O1 (6)  
│                                                              ┌─ Escherichia coli (18-144/147) IAI39 (1)  
└──────────────────────────────────────────────────────────────┤┌─ Escherichia coli (18-144/147) SMS-3-5   
                                                               ││┌─ Escherichia coli (18-144/147) 042 (2)  
                                                               └┤│    ┌─ Escherichia coli (18-144/147) B354 (7)  
                                                                ││   ┌┴─ Escherichia coli (30-154/159) O157:H7 str. EC4024   
                                                                └┤  ┌┴─ Escherichia coli (18-142/147) K12 (47)  
                                                                 │ ┌┴─ Escherichia coli (18-142/147) M718   
                                                                 │┌┴─ Escherichia coli (18-142/147) 1125A (1)  
                                                                 ││   ┌─ Escherichia coli (18-144/147) 2362-75 (2)  
                                                                 └┤  ┌┴─ Escherichia coli (18-144/147) ED1a (1)  
                                                                  │ ┌┴─ Escherichia coli (18-144/147) 536 (22)  
                                                                  │┌┴─ Escherichia coli (18-144/147) WV_060327   
                                                                  └┤┌─ Escherichia coli (18-144/147) H299   
                                                                   └┤ ┌─ Escherichia coli (18-142/147) EC4100B (4)  
                                                                    └┬┴─ Escherichia coli (18-142/147) E110019 (3)  
                                                                     └┬─ Escherichia coli (18-142/147) B185   
                                                                      └┬─ Escherichia coli (18-144/147) B7A (11)  
                                                                       └┬─ fig|1040638.4.peg.2708 O104:H4 (18-144/147) str. LB226692 (3)  
                                                                        └─ Escherichia coli (18-144/147) B088 (8)  
  
Cysteine desulfurase CsdA-CsdE, sulfur acceptor protein CsdE (18)
Sulfur acceptor protein SufE for iron-sulfur cluster assembly (16)
Others (1)