Endoplasmic ReticulumEndoplasmic Reticulum StressEndoplasmic Reticulum, RoughSarcoplasmic ReticulumEndoplasmic Reticulum, SmoothGolgi ApparatusUnfolded Protein ResponseProtein TransportMembrane ProteinsMolecular ChaperonesMolecular Sequence DataTunicamycinSarcoplasmic Reticulum Calcium-Transporting ATPasesCalciumIntracellular MembranesTranscription Factor CHOPCalnexinCalcium-Transporting ATPasesAmino Acid SequenceCalreticulinCell LineThapsigarginProtein FoldingBrefeldin AMicrosomesMicroscopy, ElectronActivating Transcription Factor 6GlycosylationProtein Processing, Post-TranslationalCell MembraneBiological TransportProteasome Endopeptidase ComplexHeat-Shock ProteinsMutationCaspase 12Protein Sorting SignalsCOP-Coated VesiclesProtein Disulfide-IsomerasesSubcellular FractionsCells, CulturedProtein BindingCytosolStress, PhysiologicalEndoplasmic Reticulum-Associated DegradationCalcium SignalingCalcium-Binding ProteinsKineticsRecombinant Fusion ProteinsSaccharomyces cerevisiaeProtein Structure, TertiaryHeLa CellsCOS CellsCricetinaeSaccharomyces cerevisiae ProteinsModels, BiologicalCytoplasmApoptosisMicroscopy, FluorescenceSignal TransductionCell FractionationCarrier ProteinsTransfectionLiverVesicular Transport ProteinsMitochondriaInositol 1,4,5-Trisphosphate ReceptorsCell CompartmentationBase SequenceCercopithecus aethiopsRabbitsBlotting, WesternUbiquitinMicroscopy, ConfocalActivating Transcription Factor 4CHO CellsGlycoproteinsRNA, MessengerProtein BiosynthesisMembrane GlycoproteinsProteolysisSequence Homology, Amino AcideIF-2 KinaseGreen Fluorescent ProteinsHSP70 Heat-Shock ProteinsTime FactorsCalcium ChannelsSecretory PathwayRecombinant ProteinsProteinsAdenosine TriphosphateMicroscopy, ImmunoelectronCell Line, TumorCysteine EndopeptidasesFluorescent Antibody TechniqueFungal ProteinsRyanodine Receptor Calcium Release ChannelPhosphorylationOrganellesImmunoblottingVacuoles