┌─ Escherichia coli (47-162/186) K12 (77)  
┌────────────────────────────────────────────────────────────┴─ fig|1040638.4.peg.3630 O104:H4 (47-162/186) str. LB226692 (52)  
┤                                                  ┌── Escherichia coli (36-158/158) O157:H7 str. EC4024   
│                                                  │                ┌─ Escherichia coli (72-193/193) 042 (1)  
└──────────────────────────────────────────────────┤      ┌─────────┴─ Escherichia coli (37-158/158) H299   
                                                   │      │     ┌─ Escherichia coli (40-162/162) 2362-75 (10)  
                                                   │      │    ┌┴─ Escherichia coli (40-162/162) APEC O1 (8)  
                                                   └──────┤   ┌┴─ Escherichia coli (40-162/162) NC101 (1)  
                                                          │  ┌┴─ Escherichia coli TA280   
                                                          │ ┌┴─ Escherichia coli (40-162/162) FVEC1302 (3)  
                                                          └─┤┌─ Escherichia coli (40-162/162) TA143   
                                                            ││  ┌─ Escherichia coli (40-162/162) 1044A (23)  
                                                            └┤ ┌┴─ Escherichia coli (36-158/158) O55:H7 str. CB9615   
                                                             │┌┴─ Escherichia coli (40-162/162) MS 124-1 (1)  
                                                             └┤┌─ Escherichia coli (40-162/162) MS 69-1   
                                                              └┤┌─ Escherichia coli (40-162/162) 53638 (5)  
                                                               └┤  ┌─ fig|1040638.4.peg.2025 O104:H4 str. LB226692   
                                                                │ ┌┴─ Escherichia coli ETEC H10407   
                                                                └┬┴─ Escherichia coli B185   
                                                                 └┬─ Escherichia coli (40-162/162) K12 (45)  
                                                                  └┬─ Escherichia coli (DE3) BL21(DE3) (1)  
                                                                   └─┬─ Escherichia coli MS 21-1   
                                                                     └─ Escherichia coli (40-162/162) IAI39 (1)  
  
Putative acetyltransferase (20)
Spermidine N1-acetyltransferase (EC 2.3.1.57) (1)
Others (2)