ID Q9Z2F6; PN B-cell lymphoma 3 protein homolog; GN Bcl3; OS 10090; SL Nucleus Position: SL-0198; SL Comments: Nucleus {ECO:0000269|PubMed:16713561}. Cytoplasm {ECO:0000269|PubMed:16713561}. Cytoplasm, perinuclear region {ECO:0000269|PubMed:16713561}. Note=Ubiquitination via 'Lys-63'-linked ubiquitin chains is required for nuclear accumulation. DR UNIPROT: Q9Z2F6; DR Pfam: PF00023; DR Pfam: PF12796; DR PROSITE: PS50297; DR PROSITE: PS50088; DE Function: Contributes to the regulation of transcriptional activation of NF-kappa-B target genes. In the cytoplasm, inhibits the nuclear translocation of the NF-kappa-B p50 subunit (By similarity). In the nucleus, acts as transcriptional activator that promotes transcription of NF-kappa-B target genes. Contributes to the regulation of cell proliferation. {ECO:0000250, ECO:0000269|PubMed:16713561}. DE Reference Proteome: Yes; DE Interaction: Q80TQ2; IntAct: EBI-943890; Score: 0.67 GO GO:0032996; GO GO:0033257; GO GO:0005737; GO GO:0005829; GO GO:0043231; GO GO:0030496; GO GO:0005654; GO GO:0005634; GO GO:0048471; GO GO:0005886; GO GO:0032991; GO GO:0140297; GO GO:0042826; GO GO:0030674; GO GO:0003713; GO GO:0003714; GO GO:0019730; GO GO:0006974; GO GO:0042742; GO GO:0042832; GO GO:0030330; GO GO:0030198; GO GO:0002268; GO GO:0002467; GO GO:0002455; GO GO:0007249; GO GO:0042771; GO GO:0002315; GO GO:0043066; GO GO:0045892; GO GO:0032717; GO GO:0032088; GO GO:0046426; GO GO:0070233; GO GO:0032720; GO GO:0045893; GO GO:0032729; GO GO:0032733; GO GO:0045944; GO GO:0045727; GO GO:0006606; GO GO:0042981; GO GO:0051101; GO GO:1901222; GO GO:0010225; GO GO:0009615; GO GO:0048536; GO GO:0070231; GO GO:0042088; GO GO:0045064; TP Membrane Topology: Unknown; Source: UniProt - Sequence Analysis; SQ MPRCPAGAMDEGPVDLRTRPKGTPGAALPLRKRPLRPASPEPATTRSPAGPLDALRSGCDVPVVPGPPHCVARPEALYYQ SQ GPLMPIYSTPTMAPHFPLLNLPTHPYSMICPMEHPLSADIAMATRVDEDGDTPLHIAVVQNNIAAVYRILSLFKLGSREV SQ DVHNNLRQTPLHLAVITTLPDMVRLLVTAGASPMALDRHGQTAIHLACEHRSPSCLQALLDSATSGSVDLEVRNYEGLTA SQ LHVAVNTGCQEAVLLLLERGADIDAVDIKSGRSPLIHAVENNSLNMVQLLLLHGANVNAQMYSGSSALHSASGRGLLPLV SQ RTLVRSGADSGLKNCHNDTPLMVARSRRVIDILRGKASRAASGSQPEPSPDQSATNSPESSSRLSSNGLQSSPSSSPSLS SQ PPKDAPGFPATPQNFFLPTTSTPAFLPFPGVLRGPGRPVPPSPAPGSS //