ID Q5U520; PN Protein unc-50 homolog B; GN unc50; OS 8355; SL Nucleus Position: SL-0178; SL Nucleus Position: SL-0179; SL Nucleus Position: SL-0182; SL Comments: Nucleus inner membrane {ECO:0000250|UniProtKB:O55227}; Multi-pass membrane protein {ECO:0000250|UniProtKB:O55227}. Golgi apparatus membrane {ECO:0000250|UniProtKB:Q53HI1}; Multi-pass membrane protein {ECO:0000250|UniProtKB:Q53HI1}. DR UNIPROT: Q5U520; DR Pfam: PF05216; DE Function: Involved in the cell surface expression of neuronal nicotinic receptors (By similarity). Binds RNA (By similarity). {ECO:0000250|UniProtKB:O55227}. DE Reference Proteome: Yes; GO GO:0000139; GO GO:0016021; GO GO:0005637; GO GO:0003723; GO GO:0034394; TP Membrane Topology: Transmembrane; Source: UniProt - Sequence Analysis {ECO:0000255}; SQ MLPTTSVSPRSPDNGILSPRDATRHTAGAKRYKYLRRLFHFKQMDFEFALWQMLYLFTSPQKVYRNFHYRKQTKDQWARD SQ DPAFLVLLGIWLCVSTVGFGFVLDMSFFETFTLLLWVVFIDCVGVGLLIATSMWFVSNKYMVNRQGKDYDVEWGYTFDVH SQ LNAFYPLLVILHFIQLFFINHVILTGWFIGCFVGNTLWLIAIGYYIYITFLGYSALPFLKNTVVLLYPFAALALLYILSL SQ ALGWNFTAKLCLFYKYRVR //