Reaction: DP1 receptor can bind PGD2
- in pathway: Prostanoid ligand receptors 
  DP1 is a G-protein-coupled receptor encoded by the PTGDR gene (Boie Y et al, 1995). Its activity is mainly mediated by the G protein alpha s subunit that stimulates adenylate cyclase resulting in an elevation of intracellular cAMP and Ca2+ (Seiler S et al, 1990).
Reaction - small molecule participants:
  
  PGD2 [extracellular region] 
  
  Reactome.org reaction link: R-HSA-391935
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Reaction input - small molecules:
      
    
    prostaglandin D2 
    
  
  Reaction output - small molecules:
  
Reactome.org link: R-HSA-391935
     
      
    