ID O77751; PN Transmembrane protein 109; GN TMEM109; OS 9986; SL Nucleus Position: SL-0178; SL Nucleus Position: SL-0182; SL Nucleus Position: SL-0183; SL Comments: Nucleus outer membrane {ECO:0000269|PubMed:9720923}; Multi-pass membrane protein {ECO:0000305|PubMed:21381722}. Endoplasmic reticulum membrane {ECO:0000269|PubMed:21381722, ECO:0000269|PubMed:9720923}; Multi-pass membrane protein {ECO:0000305|PubMed:21381722}. Sarcoplasmic reticulum membrane {ECO:0000269|PubMed:21381722, ECO:0000269|PubMed:9720923}; Multi-pass membrane protein {ECO:0000269|PubMed:21381722}. DR UNIPROT: O77751; DE Function: May mediate cellular response to DNA damage by protecting against ultraviolet C-induced cell death (By similarity). Can form voltage-gated calcium and potassium channels in vitro (PubMed:21381722). {ECO:0000250|UniProtKB:Q3UBX0, ECO:0000250|UniProtKB:Q9BVC6, ECO:0000269|PubMed:21381722}. DE Reference Proteome: Yes; GO GO:0005783; GO GO:0016021; GO GO:0031965; GO GO:0005640; GO GO:0033017; GO GO:0005244; GO GO:0071480; GO GO:0060548; GO GO:0034765; TP Membrane Topology: Transmembrane; Source: UniProt - Sequence Analysis {ECO:0000255}; SQ MAGSGSSAPWGKHLLHAVLMVLVALVLLHSALAQSHRDFAPPGQQRREAPVDLLTQIGRSVRETLDTWIGPETMHLISET SQ LSQVMWAISSAISVAFFALSGIAAQLLTALGLDGDHLTQGLKLSPSQVQTFLLWGAGALVVYWLLSLLLGLVLAVLGRIL SQ GGLKLVIFLAGFVALVRSVPDPSTRALLLLALLTLYALLSRLTGSRASGAQLEAKVRGLERQVDELRWRQRRAAKGARSV SQ EEE //