PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34117603-8 2021 In summary, AP-2beta is a new luminal mammary epithelial differentiation marker, which is expressed in the GATA3-positive subpopulation of luminal epithelial cells. Phenobarbital 30-37 GATA binding protein 3 Homo sapiens 107-112