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CATH Superfamily 2.170.130.10

TonB-dependent receptor, plug domain

The name of this superfamily has been modified since the most recent official CATH+ release (v4_3_0). At the point of the last release, this superfamily was named:

"
TonB-dependent receptor, plug domain
".

Functional Families

Overview of the Structural Clusters (SC) and Functional Families within this CATH Superfamily. Clusters with a representative structure are represented by a filled circle.

Browse Functional Families

ID Function Family (FunFam) Name Total Sequences Enzyme? Structure? Structural Representative PDB Sites? Alignment Diversity (0-100)
1
Catecholate siderophore TonB-dependent receptor
331
3D
 4cu4A01 - 91.6
2
Vitamin B12 transporter BtuB
144
3D
 3rgnA01 - 79.9
3
SusC/RagA family TonB-linked outer membrane protein
124 - - 95.0
4
Colicin I TonB-dependent receptor
109
3D
 2hdiA01 - 73.4
5
Ferrienterobactin outer membrane receptor
71
3D
 1fepA01 - 49.8
6
FhuE outer membrane receptor
66 - - 74.8
7
Fe
3+
57
3D
 1po3B01 - 43.7
10
Ferripyoverdine receptor
51
3D
 5odwB02 - 93.6
8
SusC/RagA family TonB-linked outer membrane protein
47 - - 89.1
9
SusC/RagA family TonB-linked outer membrane protein
46 - - 91.4
11
TonB-dependent siderophore receptor
27 - - 72.1
12
TonB-dependent siderophore receptor
21 - - 73.9
13
Carboxypeptidase regulatory-like domain protein
16 - - 9.7
14
SusC/RagA family TonB-linked outer membrane protein
14 - - 4.6
15
Ligand-gated channel protein
13 - - 33.1
16
Outer membrane receptor for ferrienterochelin and colicins
12 - - 26.5
19
Fe
III
12
3D
 1xkwA01 - 18.9
21
SusC/RagA family TonB-linked outer membrane protein
11 - - 13.0
18
TonB-dependent siderophore receptor
11 - - 11.8
20
TonB-dependent receptor
11 - - 14.1
17
TonB-dependent siderophore receptor
11 - - 73.5
24
Outer membrane protein
11 - - 35.4
22
Ligand-gated channel
11 - - 13.6
23
SusC/RagA family TonB-linked outer membrane protein
11 - - 74.8
26
TonB-dependent siderophore receptor
10 - - 15.2
27
Heme receptor HutR
10 - - 4.1
29
Outer membrane cobalamin receptor protein
10 - - 43.4
30
TonB-dependent receptor plug domain protein
10 - - 50.9
25
TonB-dependent siderophore receptor
10 - - 16.8
28
TonB-dependent siderophore receptor
10 - - 1.9
33
Heme transport protein HutA
8 - - 0.0
32
TonB-dependent outer membrane receptor
8 - - 14.9
31
TonB-linked outer membrane protein SusC/RagA family
8 - - 23.5
34
TonB-dependent receptor
8 - - 10.4
35
Vitamin B12 receptor
7 - - 7.7
39
Colicin I receptor
6 - - 4.1
36
Outer membrane protein
6 - - 1.1
38
TonB-dependent heme receptor HasR
6 - - 0.9
37
SusC/RagA family TonB-linked outer membrane protein
6 - - 0.0
41
Hemin receptor
5 - - 0.0
40
Transporter, outer membrane receptor
OMR
5 - - 75.2
42
Transferrin-binding protein 1 Tbp1
5 - - 1.9
44
Hemin receptor
4 - - 18.8
48
Heme receptor HasR
4 - - 0.0
50
M56 family peptidase
4 - - 4.3
52
4 - - 0.0
45
Iron
III
4 - - 0.0
49
SusC/RagA family TonB-linked outer membrane protein
4 - - 0.0
53
4 - - 0.0
46
Colicin I receptor
4 - - 0.0
51
4 - - 7.0
47
SusC/RagA family TonB-linked outer membrane protein
4 - - 4.4
43
TonB-dependent siderophore receptor
4 - - 0.0
63
3 - - 14.3
55
3 - - 0.0
57
3 - - 14.1
61
3 - - 0.9
58
3 - - 9.3
60
3 - - 0.0
56
3 - - 0.0
62
3 - - 0.0
54
3 - - 33.7
59
3 - - 0.0
71
2 - - 0.0
72
2 - - 4.6
74
2 - - 0.0
65
2 - - 2.9
64
2 - - 4.9
66
2 - - 0.0
73
2 - - 9.2
76
2 - - 0.0
67
2 - - 0.0
70
2 - - 10.8
68
2 - - 6.6
75
2 - - 0.0
69
2 - - 0.0
80
1 - - 0.0
84
1 - - 0.0
78
1 - - 0.0
77
1 - - 0.0
81
1 - - 0.0
82
1 - - 0.0
83
1 - - 0.0
79
1 - - 0.0