Immunogen sequence: NILREHPNYV DCYLRLGAMA RDKGNFYEAS DWFKEALQIN QDHPDAWSLI GNLHLAKQEW GPGQKKFERI LKQPSTQSDT YSMLALGNVW LQT. MED18 is a component of the Mediator complex, which is a coactivator for DNA-binding factors that activate transcription via RNA p