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complement C3b
formed via cleavage of C3 by C1s4b2a2b
Interactions
molecular events
Related
complement-3b [C3b] receptor
General
complement-3 (C3)
multisubunit protein
opsonin
Properties
SIZE: MW = 185 kD
COMPARTMENT: plasma
MOTIF: glycosylation site
SUBUNITS: complement C3-alpha chain
:STATE active state
:SIZE molecular weight (MW)
:VALUE 110
:UNITS KD
:MOTIF disulfide bridge
binding site
:FOR_BINDING_OF antigen
binding site
:FOR_BINDING_OF complement factor H
complement C3-beta chain
:MOTIF disulfide bridge
Component-of
complement complex C3bBbP
Components
complement C3-alpha chain
complement C3-beta chain