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 66600 7957 69741
#Entries with M>=5,seqid<90 49335 6476 52353
#Entries with M>=10,seqid<90 36975 4909 39566
#Entries with M>=20,seqid<90 23920 3213 26049
 
 Single Chain ArchitecturePairs of Chain ArchitecturesTotal
#Clusters with M>=2 22386 4376 26762
#Clusters with M>=2,seqid<90 12630 1781 14411
#Clusters with M>=5,seqid<90 2532 737 3269
#Clusters with M>=10,seqid<90 918 393 1311
#Clusters with M>=20,seqid<90 294 200 494
 
 Single Chain ArchitecturePairs of Chain ArchitecturesTotal
#Groups 12567 29381 41948
#Groups with M>=2 4156 2713 6869
#Groups with M>=2,seqid<90 2531 1228 3759
#Groups with M>=5,seqid<90 1124 567 1691
#Groups with M>=10,seqid<90 529 323 852
#Groups with M>=20,seqid<90 199 175 374
 

Domain-based interface clusters

 Same-PFAMDiff-PFAMTotal
#Entries 113822 41362 116408
#Entries with M>=2 92067 35973 100663
#Entries with M>=2,seqid<90 76684 33033 88181
#Entries with M>=5,seqid<90 60359 29344 72949
#Entries with M>=10,seqid<90 45731 24121 57096
#Entries with M>=20,seqid<90 31497 17564 39741
 
 Same-PFAMDiff-PFAMTotal
#Clusters with M>=2 30453 12468 42921
#Clusters with M>=2,seqid<90 17177 6722 23899
#Clusters with M>=5,seqid<90 4121 2823 6944
#Clusters with M>=10,seqid<90 1409 1298 2707
#Clusters with M>=20,seqid<90 488 557 1045
 
 Same-PFAMDiff-PFAMTotal
#Relations 7094 16776 23870
#Relations with M>=2 3801 5555 9356
#Relations with M>=2,seqid<90 2709 3450 6159
#Relations with M>=5,seqid<90 1319 1814 3133
#Relations with M>=10,seqid<90 667 914 1581
#Relations with M>=20,seqid<90 289 422 711