┌───── Escherichia coli ED1a (1)  
                                   ┌┴───── Escherichia coli M605   
                                  ┌┴─ Escherichia coli 536 (8)  
                             ┌────┴───── Escherichia coli NC101   
                            ┌┴───── Escherichia coli O83:H1 str. NRG 857C   
                  ┌─────────┴─────────┬───── Escherichia coli 2362-75   
 ┌────────────────┤                   └─ Escherichia coli E2348/69 (1)  
┌┤                └─────────────── Escherichia coli H299   
│└────┬─────────────────────── Escherichia coli B185   
│     └───────────┬─ Escherichia coli O157:H7 str. EC4486   
│                 └─ Escherichia coli 1044A (24)  
┤                 ┌─ fig|1040638.4.peg.1562 O104:H4 str. LB226692 (26)  
│                ┌┴───── Escherichia coli B088 (2)  
│      ┌─────────┴───── Escherichia coli O26:H11 str. 11368   
│      │           ┌─ Escherichia coli FVEC1302 (2)  
└──────┤ ┌─────────┴───── Escherichia coli MS 115-1   
       │┌┴────────── Escherichia coli K12 (18)  
       └┤┌────────── Escherichia coli IAI39 (1)  
        └┤    ┌────────── Escherichia coli B7A (2)  
         │    │                                                 ┌─ Escherichia coli 83972 (5)  
         └────┤                   ┌─────────────────────────────┴───── Escherichia coli WV_060327   
              │              ┌────┴─ Escherichia coli SMS-3-5   
              └────┬─────────┴───── Escherichia coli MS 21-1   
                   └────┬─ Escherichia coli 042 (1)  
                        └─────────┬────────── Escherichia coli B354   
                                  └────┬───── Escherichia coli MS 69-1   
                                       └────┬───── Escherichia coli TA143   
                                            └────────── Escherichia coli TA280   
  

  
Choline-sulfatase (EC 3.1.6.6)
 (25)
  
Putative sulfatase (EC 3.1.6.-)
 (2)
  
 Others 
(1)