Complement C2a
The COOH-terminal fragment of COMPLEMENT 2, released by the action of activated COMPLEMENT C1S. It is a SERINE PROTEASE. C2a combines with COMPLEMENT C4B to form C4b2a (CLASSICAL PATHWAY C3 CONVERTASE) and subsequent C4b2a3b (CLASSICAL PATHWAY C5 CONVERTASE).
Year introduced: 2006 (1986)
Date introduced: June 30, 2005
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Subheadings:
Tree Number(s): D12.776.124.486.274.150.500
MeSH Unique ID: D050678
Registry Number: EC 3.4.21.43
Entry Terms:
- C2a, Complement
- C2a Complement
- Complement, C2a
- Complement 2a
- Complement C2 Fragment a
- Complement C2a Fragment
- C2a Fragment, Complement
Pharmacologic Action: