EWSR1-ATF1 Fusion Protein Expression

**Semantic type:** Cell or Molecular Dysfunction

**Definition:** A molecular abnormality characterized by the expression of a fusion protein that results from chromosomal recombination involving the human genes EWSR1 and ATF1. This abnormal protein is associated with hyalinizing clear cell carcinoma, malignant clear cell sarcoma of soft tissue and angiomatoid fibrous histiocytoma.

**Synonyms:** - EWS-ATF1 Fusion Protein Expression - EWS/ATF1 Fusion Protein Expression - EWSR1/ATF1 Fusion Protein Expression