The database was updated on October 21, 2017.
M = The number of crystal forms (CFs) that contain a common interface
seqid = The minimum pair-wise sequence identity in a cluster

Chain-based interface clusters

 Single Chain ArchitecturePairs of Chain ArchitecturesTotal
#Entries 125643 14837 125643
#Entries with M>=2 85036 9915 87917
#Entries with M>=2,seqid<90 67872 8177 70934
#Entries with M>=5,seqid<90 50415 6566 53413
#Entries with M>=10,seqid<90 37704 4912 40263
#Entries with M>=20,seqid<90 24194 3213 26323
 
 Single Chain ArchitecturePairs of Chain ArchitecturesTotal
#Clusters with M>=2 22386 4376 26762
#Clusters with M>=2,seqid<90 12884 1918 14802
#Clusters with M>=5,seqid<90 2624 784 3408
#Clusters with M>=10,seqid<90 940 408 1348
#Clusters with M>=20,seqid<90 298 203 501
 
 Single Chain ArchitecturePairs of Chain ArchitecturesTotal
#Groups 12567 29381 41948
#Groups with M>=2 4156 2713 6869
#Groups with M>=2,seqid<90 2568 1320 3888
#Groups with M>=5,seqid<90 1143 595 1738
#Groups with M>=10,seqid<90 537 333 870
#Groups with M>=20,seqid<90 201 177 378
 

Domain-based interface clusters

 Same-PFAMDiff-PFAMTotal
#Entries 111453 41265 115032
#Entries with M>=2 89298 35855 98857
#Entries with M>=2,seqid<90 76392 32051 87720
#Entries with M>=5,seqid<90 58984 28475 71416
#Entries with M>=10,seqid<90 43899 23706 55369
#Entries with M>=20,seqid<90 29955 17424 38356
 
 Same-PFAMDiff-PFAMTotal
#Clusters with M>=2 29417 12019 41436
#Clusters with M>=2,seqid<90 19699 7584 27283
#Clusters with M>=5,seqid<90 3891 2696 6587
#Clusters with M>=10,seqid<90 1353 1248 2601
#Clusters with M>=20,seqid<90 473 538 1011
 
 Same-PFAMDiff-PFAMTotal
#Relations 7061 16440 23501
#Relations with M>=2 3766 5385 9151
#Relations with M>=2,seqid<90 2701 3560 6261
#Relations with M>=5,seqid<90 1266 1704 2970
#Relations with M>=10,seqid<90 640 874 1514
#Relations with M>=20,seqid<90 279 411 690