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Complement C5b MeSH Descriptor Data 2025


MeSH Heading
Complement C5b
Tree Number(s)
D12.776.124.486.274.450.625
Unique ID
D050776
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D050776
Scope Note
The larger fragment generated from the cleavage of C5 by C5 CONVERTASE that yields COMPLEMENT C5A and C5b (beta chain + alpha' chain, the residual alpha chain, bound by disulfide bond). C5b remains bound to the membrane and initiates the spontaneous assembly of the late complement components to form C5b-8-poly-C9, the MEMBRANE ATTACK COMPLEX.
Entry Term(s)
C5b Complement
Complement 5b
Complement Component 5b
Pharm Action
Immunologic Factors
Registry Numbers
80295-55-2
CAS Type 1 Name
Complement C 5b
Public MeSH Note
2006; COMPLEMENT C5B was indexed under COMPLEMENT 5 1982-2005
History Note
2006 (1982)
Date Established
2006/01/01
Date of Entry
2005/06/30
Revision Date
2013/07/09
Complement C5b Preferred
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