Complement receptor
A complement receptor is a receptor of the complement system, a part of the mediated innate immune system. Complement receptors are responsible for detecting pathogens by mechanisms not mediated by antibodies.
Complement receptors
| CR # | Name | CD |
| CR1 | - | CD35 |
| CR2 | - | CD21 |
| CR3 | Macrophage-1 antigen or "integrin alphaMbeta2" | CD11b+CD18 |
| CR4 | Integrin alphaXbeta2 or "p150,95" | CD11c+CD18 |
| - | C3a receptor | - |
| - | C5a receptor | CD88 |
See also
External links
Proteins: complement system (C, L, A) | |
|---|---|
| Activators | CLA: C3-convertase - MAC (C6, C7, C8, C9) - L: Mannan-binding lectin - A: Factor P/Properdin |
| Enzymes | C: C1Q/C1R/C1S - C4 - C2 - CLA: C3 - C5 (C5a) - L: MASP1 - MASP2 - A: Factor B - Factor D |
| Inhibitors | CLA: C1-inhibitor - Decay accelerating factor - Factor I - CL: C4BP - A: Factor H |
| Complement receptors | CR1 - CR2 - CR3 - CR4 - CD11b/CD11c/CD18 - Anaphylatoxin (C3a, C5a) |
Transmembrane receptors: immune receptors | |
|---|---|
| Cytokine receptor | Type I: interleukin (IL-2, IL-3) - CSF (Erythropoietin, GM-CSF, G-CSF) - Glycoprotein 130/Oncostatin M - Leukemia inhibitory factor - common subunits (Common gamma chain, CSF2RB) Type II: interleukin (IL22RA2) - interferon (IFNAR, IFNGR) |
| Pattern recognition/Toll-like | TLR 1 - TLR 2 - TLR 3 - TLR 4 - TLR 5 - TLR 6 - TLR 7 - TLR 8 - TLR 9 - TLR 10 |
| Fc receptor | ε (FcεRI, FcεRII) - γ (FcγRI, FcγRII, FcγRIII) - α/μ (FcαRI, Fcα/μR) - Neonatal |
| Lymphocyte homing receptor | CD44 - L-selectin - VLA-4 - LFA-1 |
| other | Antigen receptor (B-cell, T cell) - Complement - Formyl peptide - Immunophilins - Integrin - Killer-cell immunoglobulin-like - Scavenger |
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