EML4/ALK Fusion Gene Variant 5b

**Semantic type:** Gene or Genome

**Definition:** A fusion gene (~2.1 kb) that results from a chromosomal inversion inv(2)(p21p23) which fuses exon 2 of the EML4 gene with approximately 115 nucleotides of intron 19 and exons 20-29 of the ALK gene. This fusion is associated with non-small cell lung cancer.

**Synonyms:** - EML4-ALK Fusion Gene Variant 5b - EML4-ALK Variant 5 Splicing Isoform b Fusion Gene - EML4::ALK Fusion Gene Variant 5b - Transforming Fusion Gene EML4-ALK Variant 5b