┌─ Escherichia coli (21-70/71) 1827-70 (2)  
           ┌┴── fig|6666666.5357.peg.911 TY-2482 (21-67/70) strain   
          ┌┴─ Escherichia coli (21-71/71) K12 (78)  
         ┌┴── Escherichia coli (21-71/71) B185   
       ┌─┴─┬── Escherichia coli B str. REL606 (2)  
      ┌┤   └─ Escherichia coli (21-71/71) MS 107-1 (6)  
      │└──┬─ Escherichia coli (21-71/71) TA280   
      │   └┬─ Escherichia coli (21-71/71) K12 (38)  
     ┌┤    └─┬─ Escherichia coli (18-68/68) O55:H7 str. CB9615   
     ││      └─┬── Escherichia coli (18-65/77) E24377A   
   ┌─┤│        └─ Escherichia coli (21-71/71) CFT073 (6)  
   │ │└─ Escherichia coli (21-71/71) H299   
   │ └─┬─── Escherichia coli (21-71/71) HS   
 ┌─┤   └─ Escherichia coli (21-71/71) B str. REL606 (1)  
 │ │   ┌─ Escherichia coli (37-89/89) B088   
 │ └──┬┴─ Escherichia coli (3-34/49) O157:H7 str. EC4024   
 │    └─┬─────── Escherichia coli (19-71/71) ED1a (1)  
┌┤      └─────────────┬─────────────────────────────────────────────── Escherichia coli (21-70/71) M605   
││                    └──────────────────────────────────────────── Escherichia coli (24-64/74) str. K-12 substr. DH10B   
││┌─ fig|1040638.4.peg.26 O104:H4 str. LB226692   
│└┤ ┌─ Escherichia coli (37-90/90) O157:H7 EDL933 (53)  
│ │┌┴─ Escherichia coli (18-66/250) O157:H7 str. TW14588   
│ └┤┌──── Escherichia coli (18-59/60) ED1a (1)  
│  └┤ ┌─ Escherichia coli (44-97/97) E2348/69 (66)  
│   │┌┴─ fig|1040638.4.peg.4333 O104:H4 (15-66/68) str. LB226692   
│   └┤┌─ Escherichia coli (15-68/68) E22 (2)  
┤    └┤    ┌── Escherichia coli (21-71/71) 53638 (4) [2] 
│     └────┤┌──── Escherichia coli (21-65/65) 53638 (1)  
│          └┤    ┌─ Escherichia coli (21-71/71) 2362-75 (11)  
│           └──┬─┴── Escherichia coli (21-71/71) FVEC1302 (3)  
│              └┬─ Escherichia coli (21-71/71) TA206 (4)  
│               └┬─ Escherichia coli (54-92/92) MS 84-1   
│                └─ Escherichia coli (21-71/71) M605   
│ ┌─ Escherichia coli (18-71/71) E22 (1)  
│ │    ┌─ Escherichia coli (33-86/86) O157:H7 str. EC4486 (10)  
│ │   ┌┴─ Escherichia coli (18-71/71) O157:H7 EDL933   
└─┤  ┌┴─ Escherichia coli (33-86/86) E2348/69 (16)  
  │ ┌┴─ Escherichia coli (15-68/68) O111:H- str. 11128   
  │┌┴─ Escherichia coli (38-91/91) E2348/69 (49)  
  ││ ┌─ Escherichia coli (246-299/299) O157:H7 str. EC4076 (86)  
  └┤┌┴─ Escherichia coli (18-71/71) O111:H- str. 11128   
   ││   ┌─ Escherichia coli (15-68/68) E110019 (4)  
   └┤  ┌┴─── Escherichia coli (15-68/68) O103:H2 str. 12009 (2)  
    │ ┌┴─── Escherichia coli (51-104/104) O157:H7 EDL933 (11)  
    │┌┴┬─ Escherichia coli (15-68/68) O111:H- str. 11128 (1)  
    └┤ └─ Escherichia coli (15-68/68) 1044A (50)  
     └┬─ Escherichia coli O157:H7 str. EC4401   
      └┬─ Escherichia coli 1044A   
       └┬─ Escherichia coli O157:H7 str. EC4076 (1)  
        └┬─ Escherichia coli 1044A   
         └──┬─ Escherichia coli O157:H7 str. EC4115   
            └─ Escherichia coli (15-68/68) 1044A (21)  
  

  
Phage lysis protein S
 (10)
  
Lysis protein S
 (8)
  
hypothetical protein
 (7)
  
lysis protein S
 (5)
  
putative holin protein
 (3)
  
Lysis protein S homolog from lambdoid prophage Qin
 (3)
  
conserved domain protein
 (2)
  
Putative lysis protein S of prophage CP-933V
 (2)
  
putative holin protein of prophage CP-933U
 (2)
  
S protein
 (2)
  
holin protein S
 (2)
  
Lysis protein S homolog from lambdoid prophage DLP12
 (1)
  
Phage endolysin
 (1)
  
Lysis S family protein
 (1)
  
 Others 
(3)