Complement Therapeutic Target-C1 Complex
To date, there primarily exist three pathways in the complement system, which are classical pathway, lectin pathway, and alternative pathway. As the first component in the classical pathway of the complement system, C1 is found to be a calcium-dependent complex with a molecular weight around 800kDa. This complex consists of three modules:
C1q
C1r
C1s
https://www.creative-biolabs.com/complement-therapeutics/complement-therapeutic-target-c1-complex.htm