November 20, 2023 Jordan, P., P. Fromme, H.T. Witt, O. Klukas, W. Saenger, and N. Krauß, (2001) Three-dimensional structure of cyanobacterial photosystem I at 2.5 Å resolution. Nature, 411(6840): 909-917. Home » Jordan, P., P. Fromme, H.T. Witt, O. Klukas, W. Saenger, and N. Krauß, (2001) Three-dimensional structure of cyanobacterial photosystem I at 2.5 Å resolution. Nature, 411(6840): 909-917.