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CD55 Antigens MeSH Descriptor Data 2025


MeSH Heading
CD55 Antigens
Tree Number(s)
D09.400.430.890.448.130
D12.776.395.550.448.130
D12.776.543.484.500.130
D12.776.543.550.418.130
Unique ID
D018958
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D018958
Scope Note
GPI-linked membrane proteins broadly distributed among hematopoietic and non-hematopoietic cells. CD55 prevents the assembly of C3 CONVERTASE or accelerates the disassembly of preformed convertase, thus blocking the formation of the membrane attack complex.
Entry Term(s)
Antigens, CD55
CD55 Antigen
Complement Decay-Accelerating Factor
Decay-Accelerating Factor
Previous Indexing
Antigens, CD (1990-1995)
Blood Proteins (1985-1986)
Membrane Glycoproteins (1988-1995)
Membrane Proteins (1985-1992)
Public MeSH Note
2018; see ANTIGENS, CD55 1996-2017 and DECAY-ACCELERATING FACTOR 1985-95; DECAY-ACCELERATING FACTOR was indexed under ANTIGENS, CD 1990-95; under MEMBRANE GLYCOPROTEINS 1988-95; under MEMBRANE PROTEINS 1985-92; and under BLOOD PROTEINS 1985-86
History Note
2018 (1985)
Date Established
1996/01/01
Date of Entry
1995/05/26
Revision Date
2023/03/16
CD55 Antigens Preferred
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