PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10379969-2 1999 The effects of retinoids are mediated by nuclear receptors, i.e., the retinoic acid receptors (RARalpha, RARbeta, and RARgamma) and the retinoid X receptors (RXRalpha, RXRbeta, and RXRgamma). Retinoids 15-24 retinoic acid receptor beta Homo sapiens 105-112