PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2462136-6 1988 Using the immature rat uterine cytosol estrogen receptor assay, relative binding affinities of 0.08, 1.1, less than 0.01 and 3.9% were obtained for daidzein, equol, formononetin and genistein, respectively when compared to estradiol (100%). daidzein 148-156 estrogen receptor 1 Canis lupus familiaris 39-56