PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 26684854-1 2015 BACKGROUND/AIMS: Klotho, a transmembrane protein expressed in chorioid plexus of the brain, kidney, and several other tissues, is required for inhibition of 1,25(OH)2D3 formation by FGF23. 25(oh)2d3 159-168 fibroblast growth factor 23, gene 2 S homeolog Xenopus laevis 182-187