title: Preparation of cytochrome c2 from Rhodospirillum rubrum.
mesh_terms: D002852:Chromatography, Ion Exchange; D003574:Cytochrome c Group / Q000302:isolation & purification*; D004591:Electrophoresis, Polyacrylamide Gel; D007525:Isoelectric Focusing; D012247:Rhodospirillum rubrum / Q000201:enzymology*
chemical_list: D003574:Cytochrome c Group