P06681 (CO2_HUMAN) Homo sapiens (Human)

Complement C2 UniProtKBInterProSTRINGInteractive Modelling

752 aa; Sequence (Fasta) ; (Isoform 2; Isoform 3; ) Identical sequences: Homo sapiens: Q5JP69

Sequence Features

 507Charge relay system.
 561Charge relay system.
 679Charge relay system.
 262Divalent metal cation.
 264Divalent metal cation.
 337Divalent metal cation.
 131C -> Y (in C2D; dbSNP:rs760744400). VAR_008544 dbSNP
 209S -> F (in C2D; dbSNP:rs28934590). VAR_008545 dbSNP
 318E -> D (in dbSNP:rs9332739). VAR_019158 dbSNP
 464G -> R (in C2D; dbSNP:rs151340617). VAR_008546 dbSNP
 533F -> L (in dbSNP:rs1042664). VAR_011772 dbSNP
 734R -> C (in dbSNP:rs4151648). VAR_019159 dbSNP
 24-64
 51-84
 89-131
 117-144
 151-191
 177-204
 492-508
 675-705
 89-144Sushi/SCR/CCP domain
IPR000436PF00084
 151-204Sushi/SCR/CCP domain
IPR000436PF00084
 254-450von Willebrand factor, type A
IPR002035PF00092
 473-703Serine proteases, trypsin domain
IPR001254PF00089

Sequence Alignments

Experimental structures

DescriptionOligo-stateLigandsStructureRangeDownloadAssess
Complement component C2amonomer FUL;BMA;NAG;2i6s243-752
Complement component C2a, the catalytic fragment of C3- and C5-convertase of human complementmonomer NAG;2odq244-750
'The Crystal Structure of C2b, a Fragment of Complement Component C2 produced during C3-convertas...monomer 3erb23-217

Homology models

Oligo-stateLigandsQMEANTemplateRangeSeq id (%)ReportDownloadAssess
monomer 2xrd.1.A23-274
25.00
monomer 2xwj.2.C22-750
42.42
monomer 2ok5.1.A21-750
42.28
monomer 1qub.1.A21-305
23.23

Homology models built on isoform sequence

Isoform #Oligo-stateLigandsQMEANTemplateRangeSeq id (%)ReportDownloadAssess
2monomer2xwj.2.C7-536
40.16
2monomer2ok5.1.A7-536
40.16
2monomer2i6q.1.A115-538
100.00
3monomer2xwb.1.C16-618
41.27
3monomer2ok5.1.A16-618
41.10
3monomerMN;2i6q.1.A112-620
100.00
2monomer6fjt.1.B256-527
33.77