PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6893597-1 1980 The approximate association constants of the plasma vitamin D binding globulin (Gc-globulin) for 25-hydroxycholecalciferol (25(OH)D3) and the plasma 25(OH)D3 binding capacities were measured in samples from 123 patients with a variety of disorders. Vitamin D 52-61 GC vitamin D binding protein Homo sapiens 80-91