passages.id: split_4_validation_624_passage
passages.type: progene_text
passages.text: A region of the 5' - flanking DNA of the gene from nucleotides - 155 to - 131 ( - 155 / - 131 ) is shown to activate transcription in steroidogenic human placental JEG-3 (1) and adrenal NCI-H295 cells .