title: MED21
text: # MED21
  
  Mediator of RNA polymerase II transcription subunit 21 is an enzyme that in humans is encoded by the MED21 gene.
  
  ## Interactions
  
  MED21 has been shown to interact with:
  
  * BRCA1,
  * CDK8,
  * GTF2F1,
  * GTF2H4,
  * MED6, and
  * POLR2A.
  