The database was updated on June 24, 2022.
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 177744 25852 178063
#Entries with M>=2 119983 17511 125513
#Entries with M>=2,seqid<90 96178 14272 102120
#Entries with M>=5,seqid<90 80237 12280 85707
#Entries with M>=10,seqid<90 63073 9827 67939
#Entries with M>=20,seqid<90 43158 7765 47543
 
 Single Chain ArchitecturePairs of Chain ArchitecturesTotal
#Clusters with M>=2 22632 8362 30994
#Clusters with M>=2,seqid<90 11184 3185 14369
#Clusters with M>=5,seqid<90 4176 1947 6123
#Clusters with M>=10,seqid<90 1662 1271 2933
#Clusters with M>=20,seqid<90 578 804 1382
 
 Single Chain ArchitecturePairs of Chain ArchitecturesTotal
#Groups 15839 55016 70855
#Groups with M>=2 5154 5541 10695
#Groups with M>=2,seqid<90 2953 2295 5248
#Groups with M>=5,seqid<90 1602 1554 3156
#Groups with M>=10,seqid<90 802 1074 1876
#Groups with M>=20,seqid<90 345 723 1068
 

Domain-based interface clusters

 Same-PFAMDiff-PFAMTotal
#Entries 163231 64669 168302
#Entries with M>=2 133129 55937 146591
#Entries with M>=2,seqid<90 121600 53267 137250
#Entries with M>=5,seqid<90 98952 48620 116833
#Entries with M>=10,seqid<90 77496 42396 95143
#Entries with M>=20,seqid<90 57473 34175 72269
 
 Same-PFAMDiff-PFAMTotal
#Clusters with M>=2 31857 15928 47785
#Clusters with M>=2,seqid<90 21764 10362 32126
#Clusters with M>=5,seqid<90 6314 4930 11244
#Clusters with M>=10,seqid<90 2283 2805 5088
#Clusters with M>=20,seqid<90 864 1521 2385
 
 Same-PFAMDiff-PFAMTotal
#Relations 8823 26587 35410
#Relations with M>=2 4516 7448 11964
#Relations with M>=2,seqid<90 3398 5249 8647
#Relations with M>=5,seqid<90 1811 3298 5109
#Relations with M>=10,seqid<90 1045 2112 3157
#Relations with M>=20,seqid<90 513 1259 1772