ID Q3UBX0; PN Transmembrane protein 109; GN Tmem109; OS 10090; SL Nucleus Position: SL-0178; SL Nucleus Position: SL-0182; SL Nucleus Position: SL-0183; SL Comments: Nucleus outer membrane {ECO:0000250|UniProtKB:O77751}; Multi-pass membrane protein {ECO:0000250|UniProtKB:O77751}. Endoplasmic reticulum membrane {ECO:0000250|UniProtKB:O77751}; Multi-pass membrane protein {ECO:0000250|UniProtKB:O77751}. Sarcoplasmic reticulum membrane {ECO:0000250|UniProtKB:O77751}; Multi-pass membrane protein {ECO:0000250|UniProtKB:O77751}. DR UNIPROT: Q3UBX0; DR UNIPROT: Q8R006; DE Function: May mediate cellular response to DNA damage by protecting against ultraviolet C-induced cell death (PubMed:20060811). Can form voltage-gated calcium and potassium channels in vitro (By similarity). {ECO:0000250|UniProtKB:O77751, ECO:0000250|UniProtKB:Q9BVC6, ECO:0000269|PubMed:20060811}. DE Reference Proteome: Yes; DE Interaction: O00141; IntAct: EBI-2363087; Score: 0.37 DE Interaction: P02511; IntAct: EBI-8508071; Score: 0.51 DE Interaction: P52927; IntAct: EBI-9986179; Score: 0.35 DE Interaction: P04844; IntAct: EBI-11055815; Score: 0.35 DE Interaction: Q9Y3E0; IntAct: EBI-11055815; Score: 0.35 DE Interaction: G5E9A6; IntAct: EBI-11055815; Score: 0.35 DE Interaction: P45880; IntAct: EBI-11055815; Score: 0.35 DE Interaction: Q99623; IntAct: EBI-11055815; Score: 0.35 DE Interaction: P51572; IntAct: EBI-11055815; Score: 0.35 DE Interaction: P35232; IntAct: EBI-11055815; Score: 0.35 DE Interaction: Q9BTV4; IntAct: EBI-11055815; Score: 0.35 DE Interaction: E7EWD6; IntAct: EBI-11055815; Score: 0.35 DE Interaction: Q9HCK4; IntAct: EBI-11055815; Score: 0.35 DE Interaction: Q9NWS8; IntAct: EBI-11055815; Score: 0.35 DE Interaction: Q9UQ84; IntAct: EBI-11055815; Score: 0.35 DE Interaction: P21796; IntAct: EBI-11055815; Score: 0.35 GO GO:0005783; GO GO:0016021; GO GO:0031965; GO GO:0005640; GO GO:0033017; GO GO:0005244; GO GO:0071480; GO GO:0042771; GO GO:0060548; GO GO:0034765; TP Membrane Topology: Transmembrane; Source: UniProt - Sequence Analysis {ECO:0000255}; SQ MAGAHSTPLWSRHLLKAVLMVLVALFLVHSASAQSHREFASPGQQKKETSADILTQIGRSLKEMLDTWLGPETMHVISET SQ LLQVMWAISSAISVACFALSGIAAQLLSALGLDGEQLTQGLKLSPSQVQTLLLWGAAALVIYWLLSLLLGLVLALLGRIL SQ GGLKLVLFVAGFVALVRSVPDPSTRALMLLALLTLFALLSRLTGSRSSGSHLEAKVRGLERQIEELRGRQRRAAKMPRSM SQ EEE //