2019-11-13RELPDBjPDBjPDBj2019-04-022019-11-132019-11-132019-11-13Structure of PSI dimer from AnabaenaKato KNagao RShen JRMiyazaki NAkita FKato KNagao RJiang TYUeno YYokono MChan SKWatanabe MIkeuchi MShen JRAkimoto SMiyazaki NAkita FStructure of a cyanobacterial photosystem I tetramer revealed by cryo-electron microscopy.Nat CommunUK1049294929201931666526doi:10.1038/s41467-019-12942-82041-1723EMD-9807other EM volumeStructure of PSI tetramer from AnabaenaEMD-9877associated EM volumePSI dimerPSI dimer0123456789101112Nostoc sp. PCC 71200.7singleParticleparticle0.0146.520.0MES-NaOH0.04DDMETHANE100277FEI VITROBOT MARK IVFEI TITAN KRIOSFLOOD BEAMBRIGHT FIELDFIELD EMISSION GUN300FEI FALCON III (4k x 4k)40.01Gctf1.06The initial model for the first 3D classification was generated de novo from 2D classification.C14.0FSC 0.143 CUT-OFFRELION3117137MAXIMUM LIKELIHOODRELION3MAXIMUM LIKELIHOODRELION3RELION31JB0FLEXIBLE FITCorrelation coefficientREAL