The name of this superfamily has been modified since the most recent official CATH+ release (v4_2_0). At the point of the last release, this superfamily was named:

"
C2 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)
15515
3668
EC
3D
1djgA03 - 84.8
15384
2698
EC
3D
2k45A00 - 80.4
15294
2628
3D
2q3xA00 - 92.9
15522
2077 - - 84.7
15615
1967
EC
3D
3pycA00 - 81.1
15298
Predicted
1752 - - 80.7
15577
1587
EC
3D
4f91B06 - 86.4
15501
Predicted
1583 - - 93.9
15595
1492
EC
3D
4npjA01 - 84.0
15270
1367
EC
- - 95.0
15465
Predicted
1307 - - 90.9
15265
1250
EC
- - 93.7
15557
1180
3D
3kwtA00 - 92.1
15044
1090
3D
1v27A00 - 61.0
15126
1087
3D
2cjsA01 - 63.7
15463
1014 - - 86.6
15108
999
EC
3D
2lhaA00 - 89.9
15485
985
EC
- - 96.4
15224
948 - - 91.3
15480
899
EC
3D
2dmgA00 - 83.7
15443
Predicted
891 - - 89.4
15254
864
EC
3D
4dnlA00 - 81.9
15482
776
EC
- - 91.3
15604
756
EC
- - 92.2
15478
729
EC
3D
1gmiA00 - 87.7
15469
686
3D
4npjA02 - 91.9
15251
630
EC
- - 59.7
15701
615 - - 95.5
15035
611
3D
1dqvA02 - 73.5
15219
563 - - 83.5
15464
563
EC
- - 96.5
15367
561
3D
2cm5A00 - 95.5
15221
559
EC
3D
3ohmB04 - 89.5
15347
543 - - 89.0
15495
506
EC
3D
2q0zX03 - 88.7
15373
504 - - 86.9
15589
502 - - 99.7
15660
436 - - 77.6
15132
SH3 domain protein
431
3D
3jzyA00 - 83.3
15724
417
EC
3D
1yrkA00 - 91.3
15356
416
EC
- - 82.1
15063
404 - - 86.4
15563
393 - - 73.8
15439
391
3D
4ihbA00 - 86.6
15230
388
3D
2k3hA00 - 73.1
15025
379 - - 81.7
15183
362
EC
- - 75.8
15244
330
3D
1w15A00 - 87.0
15674
317 - - 98.3
15365
311
3D
2yrbA01 - 91.4
15103
291
EC
- - 69.0
15597
285
EC
3D
2enqA00 - 87.7
15692
284
EC
- - 86.7
1529
280 - - 55.5
15562
275
EC
- - 89.7
5876
273 - - 63.7
7853
271 - - 75.7
15131
267
EC
3D
3b7yA00 - 79.4
15479
249
EC
- - 91.8
15008
243
3D
3n5aA00 - 63.2
14991
242 - - 78.6
5344
238 - - 78.9
15259
238
EC
- - 82.9
15240
234
EC
- - 88.6
15210
231
EC
3D
1e8yA02 - 77.0
15525
AFU_orthologue AFUA_2G01790
230 - - 85.0
222
229 - - 75.0
14997
228 - - 45.7
15398
225
3D
4qamB00 - 92.5
3528
220 - - 90.2
15328
220
EC
- - 89.1
15168
218
EC
- - 79.4
15312
207 - - 87.9
15389
207
EC
- - 92.3
15243
202
EC
- - 85.3
15624
201 - - 95.6
8153
196 - - 0.0
7325
189 - - 71.2
15725
186
3D
3l9bA00 - 81.7
15199
185
EC
3D
1bciA00 - 80.5
5311
176 - - 50.5
14995
Aczonin
170
3D
1rh8A00 - 52.6
3540
161 - - 78.0
15489
160 - - 92.9
15467
158 - - 83.2
15015
157
EC
3D
2wxfA03 - 79.1
1301
156
3D
2enpA00 - 40.8
15084
Predicted
154 - - 67.5
15160
153 - - 56.3
6746
149
3D
2ep6A01 - 58.0
15102
146 - - 71.0
14097
146 - - 74.3
15053
145
3D
4icwA00 - 68.3
15031
144
EC
3D
2b3rA00 - 67.2
15407
143 - - 78.1
15633
141
EC
- - 96.3
9933
139
EC
- - 37.0
15286
131 - - 63.5
8048
130 - - 73.7
9270
130 - - 36.4
15584
128
EC
- - 89.9
15154
127
EC
3D
2fjuB04 - 73.1
15151
127
EC
- - 79.7
15124
124
EC
- - 50.6
15095
124 - - 68.4
15348
122
EC
- - 93.6
15433
117
EC
- - 89.4
15147
116 - - 69.2
6641
115
3D
2z0uA00 - 82.5
14974
107
EC
3D
2y3aA02 - 64.5
7857
107 - - 62.0
2523
106 - - 83.6
15021
102
EC
- - 68.0
118
101
EC
- - 0.0
15165
99 - - 74.9
3304
97 - - 31.8
15076
95
EC
- - 62.5
9426
94 - - 62.1
15162
93
EC
- - 69.6
15336
84 - - 67.0
5705
83 - - 57.1
622
82 - - 38.6
5439
82
3D
4ts6A00 - 20.4
12298
82
3D
3l4cA00 - 20.0
15203
81 - - 63.2
15020
80 - - 53.9
4745
80
EC
3D
2fk9A00 - 52.9
15218
77
EC
- - 70.3
5708
77 - - 52.6
15184
76 - - 67.3
4224
75
3D
3fdwA00 - 50.6
3401
72 - - 38.1
15157
72 - - 75.8
15187
70
EC
- - 59.0
15509
68 - - 81.3
5309
Predicted
66 - - 38.8
5963
66 - - 12.3
11652
65
EC
- - 42.3
598
65 - - 44.3
15234
Pore forming protein
64
3D
3nsjA02 - 68.3
15121
64
3D
1wfmA00 - 61.5
15065
63 - - 64.5
14992
61 - - 54.4
15050
61 - - 61.3
14958
59 - - 29.9
2297
58
EC
- - 22.5
3431
56 - - 71.2
2284
54 - - 47.1
1807
54 - - 30.3
5547
53 - - 45.4
2607
52 - - 18.7
15733
51
EC
- - 71.5
15130
51 - - 73.6
14981
51 - - 51.9
1798
48 - - 25.6
15678
48 - - 57.7
4491
47 - - 38.5
1680
45 - - 21.8
15282
45 - - 59.9
6116
44 - - 58.0
5952
43 - - 6.2
15702
43 - - 75.8
15145
41
EC
- - 67.6
1136
41
EC
- - 39.2
15148
40 - - 68.3
15448
39 - - 15.2
15061
38 - - 40.9
13087
38 - - 28.6
14660
36 - - 62.1
10390
36
EC
- - 1.1
15248
36 - - 41.7
4340
35
EC
- - 15.5
15037
35
3D
3fbkA00 - 47.0
15051
35 - - 46.8
15717
35 - - 76.0
5985
35 - - 22.8
15182
34
EC
- - 50.5
14993
33 - - 30.3
6002
32 - - 32.0
2481
28 - - 2.7
15211
28
EC
- - 46.8
4220
26 - - 20.5
15631
26 - - 74.4
15013
25 - - 15.6
11102
25 - - 16.8
13574
25 - - 19.5
15583
24
EC
- - 64.4
434
22 - - 44.9
829
21 - - 14.2
13239
20 - - 50.0
7998
20
EC
- - 29.7
15450
20
EC
- - 62.0
1228
20 - - 8.5
12731
19 - - 20.1
15146
19 - - 57.3
1175
19
EC
- - 16.1
3963
18 - - 14.1
9693
18 - - 12.4
4800
18 - - 12.1
10124
18 - - 23.0
956
18 - - 29.8
1290
18 - - 16.9
15738
18 - - 69.7
7520
dx
17
EC
- - 20.7
14982
17 - - 15.0
2931
16 - - 34.0
14749
16 - - 33.5
3449
16 - - 11.8
5643
16 - - 10.6
8882
15 - - 31.4
10186
15 - - 3.5
5046
15 - - 12.2
15166
14
EC
- - 37.8
3509
13 - - 6.1
7387
13
EC
- - 6.3
9818
12 - - 42.7
13862
12 - - 24.8
875
12 - - 11.8
11420
12 - - 24.0
5953
12 - - 49.3
9880
12 - - 10.9
3271
12 - - 2.2
11022
12 - - 7.8
7779
12
EC
- - 14.8
5294
11 - - 29.9
1365
11
EC
- - 0.0
7381
11 - - 23.5
4493
11 - - 0.7
15058
11 - - 17.7
3156
10 - - 0.9
3720
10 - - 23.2
79
10 - - 16.5
6657
9 - - 0.8
4823
9 - - 13.7
15441
BUD2/CLA2 AFU_orthologue AFUA_6G12340
9 - - 40.3
11092
9 - - 21.4
2133
8 - - 5.6
4397
8 - - 19.6
15185
8 - - 8.1
7985
7 - - 12.0
3570
7 - - 14.7
366
7
EC
- - 27.5
15673
7 - - 69.2
15571
6 - - 43.4
3881
6 - - 24.3
11320
6 - - 10.3
7531
5 - - 13.1
11034
5 - - 7.9
10905
5 - - 16.4
5266
5 - - 7.3
15587
5
EC
- - 54.3
11217
4 - - 6.1
784
4 - - 4.9
14261
4 - - 0.0
6648
4 - - 23.9
15212
3 - - 31.0
13994
3 - - 24.7
881
3 - - 8.7
14632
3 - - 0.0
6096
3 - - 3.1
9847
3 - - 0.0
3985
3 - - 3.9
10384
3
EC
- - 0.0
5777
3 - - 3.8
15540
3
EC
- - 43.1
15684
3 - - 65.7
4338
2 - - 2.7
12252
2 - - 2.7
5408
AFU_orthologue AFUA_3G13970
2
EC
- - 0.0
15579
2 - - 44.3
3555
2
EC
- - 0.0
13363
2 - - 0.0
1341
2
EC
- - 2.3
15410
2 - - 32.6
11044
2
EC
- - 4.6
14956
2 - - 0.0
13856
2 - - 0.0
6145
2 - - 0.0
11039
2 - - 7.6
2305
2 - - 0.0
4203
2 - - 0.0
7140
2 - - 5.2
5583
2 - - 1.6
15561
1
EC
- - 0.0
2942
1
EC
- - 0.0
6605
1 - - 0.0
13228
1 - - 0.0
795
1 - - 0.0
11712
1 - - 0.0
8878
1 - - 0.0
10433
1 - - 0.0
12704
1 - - 0.0
8505
1 - - 0.0
10391
1 - - 0.0
1436
1 - - 0.0
12554
1 - - 0.0
10393
1 - -
15693
1 - - 0.0
5108
1 - - 0.0
13807
1 - - 0.0
9809
1
EC
- - 0.0