Lys-PEG1-Dasa is a PROTAC degrader targeting BCR-ABL, with a DC50 of 0.98 nM in K562 cells. It exhibits antiproliferative activity against K562 cells, showing an IC50 of 0.4569 nM. Lys-PEG1-Dasa is applicable for research related to chronic myeloid leukemia.