I have verified the insertion site of P{Mae-UAS.6.11}Diap1UY1835 : it maps to 3L:16041667 in Release 5 coordinates, within an upstream intron of thread (now Diap1). Please find the flanking sequence below GGACCCTTATGTTATTTCATCATNCCCCAAACTCTGNGNGGTCAGCGGAGTGATCTTTTGATGCTGAATATGAAATGAAA ACCGAAGNGCCTCTGGCAGCATCCGCAAATANAANGCTTGNATAGACNCCACNTTTTCGCTTAATTTACAGCANAANACC GCCTGCAAACAGNGTCGACTTGCAACATGTCAAAGNCGTCTANACTTCGCATTTATAGGCAAATTTCTCAAATGCGTCGC GACNTTTTCGGGGTAAATTTAGCAGCGTGTATTTATAAAATTTGAAAAGTTCAACCCGTTTGCTTGCGGACGCCATATAC ACATGTCGCGCACTGTAGCCGGAGNATAAATAGAGGCGCTTCGNCTACGGAGCGANAAANTTCNATTNCANNNNNNNNNN NNNNNNNNNNNNNNNNNNNNNNNN