┌─ Escherichia coli (2-445/445) 1044A (17)  
                              ┌───────┴──────── Escherichia coli O157:H7 EDL933 (3)  
                      ┌───────┴─ Escherichia coli (2-445/445) O55:H7 str. CB9615   
              ┌───────┴┬──────── Escherichia coli (2-445/445) B185   
             ┌┤        └─ Escherichia coli (2-445/445) 53638 (2)  
             │└───────┬──────────────── Escherichia coli (2-445/445) IAI39 (1)  
     ┌───────┤        └┬──────── Escherichia coli SMS-3-5   
     │       │         └─ Escherichia coli (2-445/445) MS 21-1   
┌────┤       └──────── Escherichia coli (7-450/450) 042 (1)  
│    │┌─ Escherichia coli (2-445/445) FVEC1302 (4)  
│    └┤                ┌─ Escherichia coli 536 (3)  
│     │        ┌───────┴───────── Escherichia coli UTI89  [2] 
│     └┬───────┴─ Escherichia coli (7-450/450) APEC O1 (4)  
│      └───────┬──────── Escherichia coli (2-445/445) TA143   
│              └───────┬─ Escherichia coli (2-445/445) TA280   
│                      └───────┬──────────────────────── Escherichia coli (2-445/445) MS 69-1   
┤                              └─ Escherichia coli (2-445/445) B354   
│                                                       ┌─ Escherichia coli (7-448/448) CFT073 (8)  
│                                       ┌───────────────┴──────── Escherichia coli O83:H1 str. NRG 857C   
│                               ┌───────┴─ Escherichia coli (2-443/443) TA206   
│               ┌───────────────┴──────────────── Escherichia coli (2-443/443) M605   
│       ┌───────┴─ Escherichia coli (7-447/447) E2348/69 (1)  
│  ┌────┴─── Escherichia coli (2-445/445) H299   
│  │         ┌──────── Escherichia coli (2-445/445) MS 115-1   
└──┤        ┌┴──────── Escherichia coli (2-445/445) MS 146-1   
   │       ┌┴─ Escherichia coli (2-445/445) K12 (11)  
   └───────┤         ┌─ Escherichia coli (2-445/445) 55989 (31)  
           │        ┌┴──────── Escherichia coli 2362-75   
           └───────┬┴──────── Escherichia coli (2-445/445) MS 145-7   
                   └─────────┬─ Escherichia coli E24377A (1)  
                             └┬──────────────── Escherichia coli SE11   
                              └─────────┬─ Escherichia coli ATCC 8739 (1)  
                                        └─────────┬─ Escherichia coli (DE3) BL21(DE3)   
                                                  └─────────┬──────── Escherichia coli (2-445/445) MS 187-1   
                                                            └─ Escherichia coli (2-445/445) 101-1 (2)  
  
N-acetylmuramoyl-L-alanine amidase (EC 3.5.1.28) (35)