PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 20398757-1 2010 BACKGROUND: Megalin and cubilin bind and internalize the 25(OH)D3-DBP complex in the kidney. 25(oh)d3-dbp 57-69 LDL receptor related protein 2 Homo sapiens 12-19