PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12015155-2 2002 Like steroid hormones, 1,25(OH)2D3 is efficacious at very low concentrations and serves as a ligand for vitamin D receptors (VDR), associating with VDR very high affinity. Steroids 5-21 vitamin D receptor Homo sapiens 104-123 12015155-2 2002 Like steroid hormones, 1,25(OH)2D3 is efficacious at very low concentrations and serves as a ligand for vitamin D receptors (VDR), associating with VDR very high affinity. Steroids 5-21 vitamin D receptor Homo sapiens 125-128