┌─────────── Escherichia coli 101-1 (3)  
┌────────────────────┴─────────── Escherichia coli SMS-3-5   
│┌─────────── Escherichia coli 042 (1)  
┤│   ┌─────────── Escherichia coli FVEC1302 (3)  
││  ┌┴─────────── Escherichia coli MS 187-1   
└┤ ┌┴─ Escherichia coli MS 196-1 (1)  
 │┌┴┬────────────────────── Escherichia coli H299   
 ││ └─────────── Escherichia coli B354 (2)  
 └┤┌───────────────────────────────── Escherichia coli TA143   
  ││                                ┌─ Escherichia coli M718   
  └┤          ┌─────────────────────┴─────────── Escherichia coli B185   
   │          │                      ┌─ Escherichia coli ATCC 8739 (11)  
   └──────────┤                     ┌┴────────────────────── Escherichia coli MS 124-1 (1)  
              │          ┌──────────┴──────────┬────────────────────── Escherichia coli H591 (2)  
              └──────────┤                     └─ Escherichia coli B088 (4)  
                         │ ┌─────────── Escherichia coli ETEC H10407   
                         └┬┴─ Escherichia coli K12 (34)  
                          └──────────┬─────────── Escherichia coli 1044A (2)  
                                     └┬─ Escherichia coli 1125A (18)  
                                      └─────────── Escherichia coli 1212A (1)  
  

  
putative periplasmic protein kinase ArgK and related GTPases of G3E family
 (20)