| Name | MHC class II regulatory factor RFX1 |
| Description | Regulatory factor essential for MHC class II genes expression. Binds to the X boxes of MHC class II genes. Also binds to an inverted repeat (ENH1) required for hepatitis B virus genes expression and to the most upstream element (alpha) of the RPL30 promoter. |
| UniProt ID | P22670 |
| Gene | RFX1 |
