genome OSC_r1.01 trackDb OSC_r1.01/trackDb.txt groups groups.txt description OSC_r1.01 as published in Handler_et.al_2025 twoBitPath OSC_r1.01/OSC_r1.01.2bit organism Dmel defaultPos X_RagTag:3277000-3370719 orderKey 4700 blat blat.brenneckelab.imba.oeaw.ac.at 8101