Chemical FractionationCell FractionationFractionation, Field FlowSubcellular FractionsMolecular WeightMolecular Sequence DataChromatographyChromatography, GelElectrophoresis, Polyacrylamide GelChemistry Techniques, AnalyticalAmino Acid SequenceChromatography, Ion ExchangeChemical PhenomenaKineticsCell MembranePlant ExtractsModels, ChemicalSulfur IsotopesCentrifugation, IsopycnicAmino AcidsChromatography, High Pressure LiquidCell LineMagnetic Resonance SpectroscopyMass SpectrometryMolecular StructureCell NucleusCell CompartmentationChromatography, DEAE-CelluloseHydrogen-Ion ConcentrationMembrane ProteinsChemistryCytosolCarbon IsotopesLiverChromatography, AffinityAmmonium SulfateCytoplasmProteinsSubstrate SpecificityIsoelectric FocusingBase SequenceMicroscopy, ElectronTemperaturePlant BarkCattleEndoplasmic Reticulum