BCR/JAK2 Fusion Gene

**Semantic type:** Gene or Genome

**Definition:** A fusion gene that results from a chromosomal translocation t(9;22)(p24;q11.2) which fuses the 5' portion of the BCR gene with the 3' part of the JAK2 gene. This rearrangement is associated with myeloproliferative disorder.

**Synonyms:** - BCR-JAK2 Fusion Gene - BCR::JAK2 Fusion Gene