┌────── Escherichia coli MS 69-1   
                               ┌──┴─── Escherichia coli FVEC1302 (3)  
                         ┌─────┴───────────────────────────────────── Escherichia coli TA280   
                ┌────────┴─ Escherichia coli B354   
       ┌────────┴─────┬─ Escherichia coli 042 (1)  
┌──────┤              └─── Escherichia coli TA143   
│      └────────┬──────────── Escherichia coli MS 21-1 (1)  
│               └─ Escherichia coli IAI39 (1)  
│                              ┌─ Escherichia coli O83:H1 str. NRG 857C   
│                           ┌──┴───────── Escherichia coli WV_060327   
│                        ┌──┴─ Escherichia coli SE15   
┤                       ┌┴─ Escherichia coli H299   
│                    ┌──┤     ┌─ Escherichia coli NC101   
│                    │  └──┬──┴───────── Escherichia coli 2362-75 (2)  
│                 ┌──┤     └┬─────────────── Escherichia coli MS 185-1   
│                 │  │      └─ Escherichia coli 83972 (13)  
│              ┌──┤  └──────────────────────── Escherichia coli M605   
│      ┌───────┤  └─ Escherichia coli 536 (4)  
└──────┤       └─── Escherichia coli TA206   
       │   ┌─────────────── Escherichia coli B185   
       └───┤           ┌───────── Escherichia coli ATCC 8739 (1)  
           │           │       ┌─── Escherichia coli SE11   
           └───────────┤      ┌┴─── Escherichia coli B7A (2)  
                       │     ┌┴─ Escherichia coli E24377A (4)  
                       └─────┤     ┌─ Escherichia coli E22 (2)  
                             │  ┌──┴─── Escherichia coli B171 (1)  
                             └──┤    ┌─ Escherichia coli 1827-70 (2)  
                                │ ┌──┴─── Escherichia coli MS 115-1   
                                └┬┴─── Escherichia coli MS 124-1 (1)  
                                 └┬─ Escherichia coli K12 (30)  
                                  └┬─── Escherichia coli MS 116-1 (1)  
                                   └────── Escherichia coli MS 146-1   
  
Aspartate aminotransferase family (32)