| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| C2 | C3 | ENSBTAP00000042824 | ENSBTAP00000022979 | Complement C2a fragment; Component C2 which is part of the classical pathway of the complement system is cleaved by activated factor C1 into two fragments: C2b and C2a. C2a, a serine protease, then combines with complement factor C4b to generate the C3 or C5 convertase (By similarity). Belongs to the peptidase S1 family. | Complement C3c alpha' chain fragment 1; C3 plays a central role in the activation of the complement system. Its processing by C3 convertase is the central reaction in both classical and alternative complement pathways. After activation C3b can bind covalently, via its reactive thioester, to cell surface carbohydrates or immune aggregates (By similarity). [C3-beta-c]: Acts as a chemoattractant for neutrophils in chronic inflammation. | 0.998 |
| C2 | C3AR1 | ENSBTAP00000042824 | ENSBTAP00000026308 | Complement C2a fragment; Component C2 which is part of the classical pathway of the complement system is cleaved by activated factor C1 into two fragments: C2b and C2a. C2a, a serine protease, then combines with complement factor C4b to generate the C3 or C5 convertase (By similarity). Belongs to the peptidase S1 family. | Complement C3a receptor 1; Belongs to the G-protein coupled receptor 1 family. | 0.421 |
| C2 | C5 | ENSBTAP00000042824 | ENSBTAP00000016204 | Complement C2a fragment; Component C2 which is part of the classical pathway of the complement system is cleaved by activated factor C1 into two fragments: C2b and C2a. C2a, a serine protease, then combines with complement factor C4b to generate the C3 or C5 convertase (By similarity). Belongs to the peptidase S1 family. | Complement C5a anaphylatoxin; Derived from proteolytic degradation of complement C5, C5 anaphylatoxin is a mediator of local inflammatory process. Binding to the receptor C5AR1 induces a variety of responses including intracellular calcium release, contraction of smooth muscle, increased vascular permeability, and histamine release from mast cells and basophilic leukocytes. C5a is also a potent chemokine which stimulates the locomotion of polymorphonuclear leukocytes and directs their migration toward sites of inflammation. | 0.848 |
| C2 | CFB | ENSBTAP00000042824 | ENSBTAP00000009800 | Complement C2a fragment; Component C2 which is part of the classical pathway of the complement system is cleaved by activated factor C1 into two fragments: C2b and C2a. C2a, a serine protease, then combines with complement factor C4b to generate the C3 or C5 convertase (By similarity). Belongs to the peptidase S1 family. | Complement factor B Ba fragment; Factor B which is part of the alternate pathway of the complement system is cleaved by factor D into 2 fragments: Ba and Bb. Bb, a serine protease, then combines with complement factor 3b to generate the C3 or C5 convertase. | 0.677 |
| C2 | CFD | ENSBTAP00000042824 | ENSBTAP00000055802 | Complement C2a fragment; Component C2 which is part of the classical pathway of the complement system is cleaved by activated factor C1 into two fragments: C2b and C2a. C2a, a serine protease, then combines with complement factor C4b to generate the C3 or C5 convertase (By similarity). Belongs to the peptidase S1 family. | Complement factor D; Factor D cleaves factor B when the latter is complexed with factor C3b, activating the C3bbb complex, which then becomes the C3 convertase of the alternate pathway. Its function is homologous to that of C1s in the classical pathway (By similarity). | 0.763 |
| C2 | CFH | ENSBTAP00000042824 | ENSBTAP00000073132 | Complement C2a fragment; Component C2 which is part of the classical pathway of the complement system is cleaved by activated factor C1 into two fragments: C2b and C2a. C2a, a serine protease, then combines with complement factor C4b to generate the C3 or C5 convertase (By similarity). Belongs to the peptidase S1 family. | Complement factor H; Glycoprotein that plays an essential role in maintaining a well-balanced immune response by modulating complement activation. Acts as a soluble inhibitor of complement, where its binding to self markers such as glycan structures prevents complement activation and amplification on cell surfaces. Accelerates the decay of the complement alternative pathway (AP) C3 convertase C3bBb, thus preventing local formation of more C3b, the central player of the complement amplification loop. As a cofactor of the serine protease factor I, CFH also regulates proteolytic degradati [...] | 0.778 |
| C2 | CFI | ENSBTAP00000042824 | ENSBTAP00000070566 | Complement C2a fragment; Component C2 which is part of the classical pathway of the complement system is cleaved by activated factor C1 into two fragments: C2b and C2a. C2a, a serine protease, then combines with complement factor C4b to generate the C3 or C5 convertase (By similarity). Belongs to the peptidase S1 family. | Complement factor I; Belongs to the peptidase S1 family. | 0.760 |
| C2 | CFP | ENSBTAP00000042824 | ENSBTAP00000064331 | Complement C2a fragment; Component C2 which is part of the classical pathway of the complement system is cleaved by activated factor C1 into two fragments: C2b and C2a. C2a, a serine protease, then combines with complement factor C4b to generate the C3 or C5 convertase (By similarity). Belongs to the peptidase S1 family. | Complement factor properdin. | 0.583 |
| C3 | C2 | ENSBTAP00000022979 | ENSBTAP00000042824 | Complement C3c alpha' chain fragment 1; C3 plays a central role in the activation of the complement system. Its processing by C3 convertase is the central reaction in both classical and alternative complement pathways. After activation C3b can bind covalently, via its reactive thioester, to cell surface carbohydrates or immune aggregates (By similarity). [C3-beta-c]: Acts as a chemoattractant for neutrophils in chronic inflammation. | Complement C2a fragment; Component C2 which is part of the classical pathway of the complement system is cleaved by activated factor C1 into two fragments: C2b and C2a. C2a, a serine protease, then combines with complement factor C4b to generate the C3 or C5 convertase (By similarity). Belongs to the peptidase S1 family. | 0.998 |
| C3 | C3AR1 | ENSBTAP00000022979 | ENSBTAP00000026308 | Complement C3c alpha' chain fragment 1; C3 plays a central role in the activation of the complement system. Its processing by C3 convertase is the central reaction in both classical and alternative complement pathways. After activation C3b can bind covalently, via its reactive thioester, to cell surface carbohydrates or immune aggregates (By similarity). [C3-beta-c]: Acts as a chemoattractant for neutrophils in chronic inflammation. | Complement C3a receptor 1; Belongs to the G-protein coupled receptor 1 family. | 0.995 |
| C3 | C5 | ENSBTAP00000022979 | ENSBTAP00000016204 | Complement C3c alpha' chain fragment 1; C3 plays a central role in the activation of the complement system. Its processing by C3 convertase is the central reaction in both classical and alternative complement pathways. After activation C3b can bind covalently, via its reactive thioester, to cell surface carbohydrates or immune aggregates (By similarity). [C3-beta-c]: Acts as a chemoattractant for neutrophils in chronic inflammation. | Complement C5a anaphylatoxin; Derived from proteolytic degradation of complement C5, C5 anaphylatoxin is a mediator of local inflammatory process. Binding to the receptor C5AR1 induces a variety of responses including intracellular calcium release, contraction of smooth muscle, increased vascular permeability, and histamine release from mast cells and basophilic leukocytes. C5a is also a potent chemokine which stimulates the locomotion of polymorphonuclear leukocytes and directs their migration toward sites of inflammation. | 0.982 |
| C3 | CFB | ENSBTAP00000022979 | ENSBTAP00000009800 | Complement C3c alpha' chain fragment 1; C3 plays a central role in the activation of the complement system. Its processing by C3 convertase is the central reaction in both classical and alternative complement pathways. After activation C3b can bind covalently, via its reactive thioester, to cell surface carbohydrates or immune aggregates (By similarity). [C3-beta-c]: Acts as a chemoattractant for neutrophils in chronic inflammation. | Complement factor B Ba fragment; Factor B which is part of the alternate pathway of the complement system is cleaved by factor D into 2 fragments: Ba and Bb. Bb, a serine protease, then combines with complement factor 3b to generate the C3 or C5 convertase. | 0.995 |
| C3 | CFD | ENSBTAP00000022979 | ENSBTAP00000055802 | Complement C3c alpha' chain fragment 1; C3 plays a central role in the activation of the complement system. Its processing by C3 convertase is the central reaction in both classical and alternative complement pathways. After activation C3b can bind covalently, via its reactive thioester, to cell surface carbohydrates or immune aggregates (By similarity). [C3-beta-c]: Acts as a chemoattractant for neutrophils in chronic inflammation. | Complement factor D; Factor D cleaves factor B when the latter is complexed with factor C3b, activating the C3bbb complex, which then becomes the C3 convertase of the alternate pathway. Its function is homologous to that of C1s in the classical pathway (By similarity). | 0.976 |
| C3 | CFH | ENSBTAP00000022979 | ENSBTAP00000073132 | Complement C3c alpha' chain fragment 1; C3 plays a central role in the activation of the complement system. Its processing by C3 convertase is the central reaction in both classical and alternative complement pathways. After activation C3b can bind covalently, via its reactive thioester, to cell surface carbohydrates or immune aggregates (By similarity). [C3-beta-c]: Acts as a chemoattractant for neutrophils in chronic inflammation. | Complement factor H; Glycoprotein that plays an essential role in maintaining a well-balanced immune response by modulating complement activation. Acts as a soluble inhibitor of complement, where its binding to self markers such as glycan structures prevents complement activation and amplification on cell surfaces. Accelerates the decay of the complement alternative pathway (AP) C3 convertase C3bBb, thus preventing local formation of more C3b, the central player of the complement amplification loop. As a cofactor of the serine protease factor I, CFH also regulates proteolytic degradati [...] | 0.964 |
| C3 | CFI | ENSBTAP00000022979 | ENSBTAP00000070566 | Complement C3c alpha' chain fragment 1; C3 plays a central role in the activation of the complement system. Its processing by C3 convertase is the central reaction in both classical and alternative complement pathways. After activation C3b can bind covalently, via its reactive thioester, to cell surface carbohydrates or immune aggregates (By similarity). [C3-beta-c]: Acts as a chemoattractant for neutrophils in chronic inflammation. | Complement factor I; Belongs to the peptidase S1 family. | 0.989 |
| C3 | CFP | ENSBTAP00000022979 | ENSBTAP00000064331 | Complement C3c alpha' chain fragment 1; C3 plays a central role in the activation of the complement system. Its processing by C3 convertase is the central reaction in both classical and alternative complement pathways. After activation C3b can bind covalently, via its reactive thioester, to cell surface carbohydrates or immune aggregates (By similarity). [C3-beta-c]: Acts as a chemoattractant for neutrophils in chronic inflammation. | Complement factor properdin. | 0.963 |
| C3 | CR2 | ENSBTAP00000022979 | ENSBTAP00000054595 | Complement C3c alpha' chain fragment 1; C3 plays a central role in the activation of the complement system. Its processing by C3 convertase is the central reaction in both classical and alternative complement pathways. After activation C3b can bind covalently, via its reactive thioester, to cell surface carbohydrates or immune aggregates (By similarity). [C3-beta-c]: Acts as a chemoattractant for neutrophils in chronic inflammation. | Complement receptor 1 long isoform. | 0.980 |
| C3 | PLG | ENSBTAP00000022979 | ENSBTAP00000001674 | Complement C3c alpha' chain fragment 1; C3 plays a central role in the activation of the complement system. Its processing by C3 convertase is the central reaction in both classical and alternative complement pathways. After activation C3b can bind covalently, via its reactive thioester, to cell surface carbohydrates or immune aggregates (By similarity). [C3-beta-c]: Acts as a chemoattractant for neutrophils in chronic inflammation. | Plasmin heavy chain A, short form; Plasmin dissolves the fibrin of blood clots and acts as a proteolytic factor in a variety of other processes including embryonic development, tissue remodeling, tumor invasion, and inflammation. In ovulation, weakens the walls of the Graafian follicle. It activates the urokinase-type plasminogen activator, collagenases and several complement zymogens, such as C1 and C5. Cleavage of fibronectin and laminin leads to cell detachment and apoptosis. Also cleaves fibrin, thrombospondin and von Willebrand factor. Its role in tissue remodeling and tumor invas [...] | 0.967 |
| C3AR1 | C2 | ENSBTAP00000026308 | ENSBTAP00000042824 | Complement C3a receptor 1; Belongs to the G-protein coupled receptor 1 family. | Complement C2a fragment; Component C2 which is part of the classical pathway of the complement system is cleaved by activated factor C1 into two fragments: C2b and C2a. C2a, a serine protease, then combines with complement factor C4b to generate the C3 or C5 convertase (By similarity). Belongs to the peptidase S1 family. | 0.421 |
| C3AR1 | C3 | ENSBTAP00000026308 | ENSBTAP00000022979 | Complement C3a receptor 1; Belongs to the G-protein coupled receptor 1 family. | Complement C3c alpha' chain fragment 1; C3 plays a central role in the activation of the complement system. Its processing by C3 convertase is the central reaction in both classical and alternative complement pathways. After activation C3b can bind covalently, via its reactive thioester, to cell surface carbohydrates or immune aggregates (By similarity). [C3-beta-c]: Acts as a chemoattractant for neutrophils in chronic inflammation. | 0.995 |
