Medical Subject Headings

Last uploaded: March 22, 2026
Id http://purl.bioontology.org/ontology/MESH/D003185
http://purl.bioontology.org/ontology/MESH/D003185
Preferred Name

Complement C8

Definitions
A 150-kDa serum glycoprotein composed of three subunits with each encoded by a different gene (C8A; C8B; and C8G). This heterotrimer contains a disulfide-linked C8alpha-C8gamma heterodimer and a noncovalently associated C8beta chain. C8 is the next component to bind the C5-7 complex forming C5b-8 that binds COMPLEMENT C9 and acts as a catalyst in the polymerization of C9.
Synonyms
Complement Component C8 alpha
Complement Component C8 gamma Chain
Complement Component C8 gamma
Complement, C8
Complement Component C8 alpha Chain
Complement Component C8 beta
Component 8, Complement
C8, Complement
Complement 8
Complement Component 8
C8 Complement
Complement Component C8 beta Chain
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Type http://www.w3.org/2002/07/owl#Class
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