PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 14670999-5 2004 A 5" deletion series of the Dlx3 promoter revealed that a 13-nucleotide CCAAT box-containing element was required for basal expression in choriocarcinoma cell lines. 13-nucleotide 58-71 distal-less homeobox 3 Homo sapiens 28-32