passages.id: split_4_test_1996_passage
passages.type: progene_text
passages.text: Transcriptional analysis and disruption of five open reading frames ( ORFs ) , ydiO , ydiP , ydiR , ydiS , and ydjA , in the prophage 3 region of the chromosome of Bacillus subtilis Marburg revealed that they are component genes of the intrinsic BsuM restriction and modification system of this organism .