Mixed Phenotype Acute Leukemia with T(9;22)(q34.1;q11.2), also known as mpal with t(9;22)(q34.1;q11.2); bcr-abl1, is related to mixed phenotype acute leukemia with bcr-abl1 and mixed phenotype acute leukemia with t. An important gene associated with Mixed Phenotype Acute Leukemia with T(9;22)(q34.1;q11.2) is FLT3 (Fms Related Receptor Tyrosine Kinase 3). Affiliated tissues include myeloid.