EWSR1, EWS, RNA-binding protein EWS, EWS oncogene, Ewing sarcoma breakpoint region 1 protein
Might normally function as a repressor. EWS-fusion-proteins (EFPS) may play a role in the tumorigenic process. They may disturb gene expression by mimicking, or interfering with the normal function of CTD-POLII within the transcription initiation complex.