acetylcholine receptor binding  
apolipoprotein receptor binding  +  
aryl hydrocarbon receptor binding  
benzodiazepine receptor binding  
CD154 receptor binding
CD4 receptor binding  
CD70 receptor binding
CD8 receptor binding  
cytokine activity  +  
cytokine receptor binding  +  
ephrin receptor binding  
ErbB-2 class receptor binding  
ErbB-3 class receptor binding  
G-protein coupled receptor binding  +  
GABA receptor binding  +  
glutamate receptor binding  +  
growth factor activity  
high molecular weight kininogen receptor binding
hormone activity  +  
hormone receptor binding  +  
host cell surface receptor binding  
immunoglobulin receptor binding  +  
insulin receptor binding  
insulin-like growth factor receptor binding  
integrin binding  
intercellular adhesion molecule-3 receptor binding
ligand-dependent nuclear receptor binding  
lipoprotein particle receptor binding  +  
MDA-5 binding
MHC protein binding  +  
natural killer cell lectin-like receptor binding  
Notch binding  
opioid peptide activity  
patched binding  
peroxisome proliferator activated receptor binding  
pheromone activity  +  
RAGE receptor binding  
receptor agonist activity  +  
receptor antagonist activity  +  
receptor serine/threonine kinase binding  +  
receptor tyrosine kinase binding  +  
receptor tyrosine kinase-like orphan receptor binding  
RIG-I binding
Roundabout binding  
scavenger receptor binding  
semaphorin receptor binding  
sevenless binding  
smoothened binding  
sulfonylurea receptor binding  
T cell receptor binding  
Toll binding  
Toll-like receptor binding  +  
torso binding
toxin receptor binding  
wishful thinking binding