title: Purification and properties of a photosynthetic reaction center isolated from various chromatophore fractions of Rhodopseudomonas spheroides Y.
mesh_terms: D000645:Ammonium Sulfate; D020130:Bacterial Chromatophores; D002338:Carotenoids / Q000032:analysis; D002458:Cell Fractionation; D011232:Chemical Precipitation; D002734:Chlorophyll / Q000032:analysis; D002850:Chromatography, Gel; D006418:Heme / Q000032:analysis; D007259:Infrared Rays; D007501:Iron / Q000032:analysis / Q000494:pharmacology; D008970:Molecular Weight; D010788:Photosynthesis; D011166:Porphyrins / Q000032:analysis; D000644:Quaternary Ammonium Compounds / Q000494:pharmacology; D012242:Rhodobacter sphaeroides / Q000166:cytology / Q000187:drug effects / Q000254:growth & development; D012241:Rhodopseudomonas / Q000166:cytology*; D013053:Spectrophotometry; D013347:Subcellular Fractions / Q000032:analysis; D014451:Ubiquinone / Q000032:analysis; D014461:Ultracentrifugation
chemical_list: D011166:Porphyrins; D000644:Quaternary Ammonium Compounds; D014451:Ubiquinone; D002734:Chlorophyll; D002338:Carotenoids; D006418:Heme; D007501:Iron; D000645:Ammonium Sulfate