passages.id: split_4_test_3203_passage
passages.type: progene_text
passages.text: The chromosome 15 breakpoint is positioned in intron 1 of the RAR - related orphan receptor A isoform 1 ( RORa1 ) and the chromosome 4 breakpoint is positioned 133 kb telomeric to the transcriptional start of the unc-5 homolog B ( UNC5C ) and 154 kb centromeric of the transcriptional start of the pyruvate dehydrogenase ( lipoamide ) alpha 2 ( PDHA2 ) .