2WJN LIPIDIC SPONGE PHASE CRYSTAL STRUCTURE OF PHOTOSYNTHETIC REACTION CENTRE FROM BLASTOCHLORIS VIRIDIS (HIGH DOSE) PHOTOSYNTHESIS, BACTERIOCHLOROPHYLL, LIPIDIC-SPONGE PHASE, REACTION CENTER, ELECTRON TRANSPORT, CELL MEMBRANE, METAL-BINDING, TRANSMEMBRANE, FORMYLATION, CHROMOPHORE, CHLOROPHYLL, LIPOPROTEIN, IRON, HEME, LIPIDS, MEMBRANE, TRANSPORT, MAGNESIUM