Immunogen sequence: VQCKVYVQLW KRLKAYNRVI YVQNCPETSK KNIFEKSPLT EPNFENKHGH GICHSDTNSS CCTEPEDTGA EIIHV. MARCH8 (c-MIR) is a novel E3 ubiquitin ligase designated as the modulator of immune recognition (MIR) family, whose catalytic domain is a variant RING