RT XFEL structure of Photosystem II 50 microseconds after the second illumination at 2.27 Angstrom resolution

This is a large structure.

Summary for 6W1Q

DescriptorPhotosystem II protein D1 1, Photosystem II CP47 reaction center protein, Photosystem II CP43 reaction center protein, ... (36 entities in total)
Functional Keywordswater oxidation, membrane protein, light harvesting, electron transfer, photosynthesis
Biological sourceThermosynechococcus elongatus (strain BP-1)
Total number of polymer chains40
Total molecular weight756992.61
Primary citation
Ibrahim, M.,Fransson, T.,Chatterjee, R.,Cheah, M.H.,Hussein, R.,Lassalle, L.,Sutherlin, K.D.,Young, I.D.,Fuller, F.D.,Gul, S.,Kim, I.S.,Simon, P.S.,de Lichtenberg, C.,Chernev, P.,Bogacz, I.,Pham, C.C.,Orville, A.M.,Saichek, N.,Northen, T.,Batyuk, A.,Carbajo, S.,Alonso-Mori, R.,Tono, K.,Owada, S.,Bhowmick, A.,Bolotovsky, R.,Mendez, D.,Moriarty, N.W.,Holton, J.M.,Dobbek, H.,Brewster, A.S.,Adams, P.D.,Sauter, N.K.,Bergmann, U.,Zouni, A.,Messinger, J.,Kern, J.,Yachandra, V.K.,Yano, J.
Untangling the sequence of events during the S2→ S3transition in photosystem II and implications for the water oxidation mechanism.
Proc.Natl.Acad.Sci.USA, 2020
PubMed: 32434915 (PDB entries with the same primary citation)
DOI: 10.1073/pnas.2000529117
MImport into Mendeley
Experimental method

Structure validation

RfreeClashscoreRamachandran outliersSidechain outliersRSRZ outliers 0.2496 0.5% 4.9% 3.7%MetricValuePercentile RanksWorseBetterPercentile relative to all X-ray structuresPercentile relative to X-ray structures of similar resolution
Download full validation reportDownload