2026-09-16 REL PDBe INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY PDBe PDBe 2025-12-10 2026-08-12 2026-08-12 2026-09-16 Polish National Science Centre 2019/35/D/NZ1/00295 Poland Cryo-EM Structure of the oligomeric LPOR:Chlide:NADPH Complexes HF-29 Gabruk M Desfosses A Estrozi LF Pintscher S Rawski M photoenzyme, chlorophyllide, oligomer, PHOTOSYNTHESIS Gabruk M Desfosses A Estrozi LF Pintscher S Rawski M Wazny G Garbacz A Zbyradowski M Kruk J Fiedor L Structures of LPOR-Chlide complexes reveal the structural basis of membrane remodeling and photocatalysis. Nat Commun UK 17 2026 42686771 doi:10.1038/s41467-026-76316-7 2041-1723 EMDB EMD-56051 associated EM volume Cryo-EM Structure of the oligomeric LPOR:Chlide:NADPH Complexes HF-29 Cryo-EM Structure of the oligomeric LPOR:Chlide:NADPH Complexes HF-29 0 1 Arabidopsis thaliana Light-dependent protochlorophyllide oxidoreductase, isoform B of Arabidopsis thaliana Arabidopsis thaliana Escherichia coli BL21(DE3) LEVO MGSSHHHHHH SSGLVPRGST AATSSPTVTK SVDGKKTLRK GNVVVTGASS GLGLATAKAL AETGKWNVIM ACRDFLKAER AAKSVGMPKD SYTVMHLDLA SLDSVRQFVD NFRRTETPLD VLVCNAAVYF PTAKEPTYSA EGFELSVATN HLGHFLLARL LLDDLKKSDY PSKRLIIVGS ITGNTNTLAG NVPPKANLGD LRGLAGGLNG LNSSAMIDGG DFDGAKAYKD SKVCNMLTMQ EFHRRFHEET GVTFASLYPG CIASTGLFRE HIPLFRALFP PFQKYITKGY VSETESGKRL AQVVSDPSLT KSGVYWSWNN ASASFENQLS EEASDVEKAR KVWEISEKLV GLA P21218 1.3.1.33 helical helicalArray 7.1 37.0 Na2HPO4 sodium phosphate 225.0 NaCl sodium chloride 150.0 imidazole imidazole 5.0 2-mercaptoethanol 2-mercaptoethanol 25.0 glycerol glycerol ETHANE 100 294 FEI VITROBOT MARK III
28 uM AtPORB, 40 uM Chlorophyllide, 600 uM NADPH, 230 uM lipids (50mol% MGDG, 35mol% DGDG, 15mol% PG)
 TFS KRIOS FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 0.9 2.1 GATAN K3 BIOQUANTUM (6k x 4k) 40.0 1 15.75 -22.240 C1 3.87 FSC 0.143 CUT-OFF cryoSPARC 4.3 176014 PHASE FLIPPING AND AMPLITUDE CORRECTION 7JK9 NOT APPLICABLE emd_56051.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 640 640 640 0 0 0 640 640 640 550.4 550.4 550.4 90.0 90.0 90.0 X Y Z -0.11042068 0.25882617 0.0018410096 0.017458323 0.86 0.86 0.86 0.0816 AUTHOR primary 7JK9 PDB experimental model
initial model
 emd_56051_additional_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 640 640 640 0 0 0 640 640 640 550.4 550.4 550.4 90.0 90.0 90.0 X Y Z -0.15767725 0.36424467 0.0018410097 0.019815918 0.86 0.86 0.86 AUTHOR sharpened emd_56051_half_map_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 640 640 640 0 0 0 640 640 640 550.4 550.4 550.4 90.0 90.0 90.0 X Y Z -0.99461746 1.1201046 0.0006414001 0.12104294 0.86 0.86 0.86 AUTHOR half A emd_56051_half_map_2.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 640 640 640 0 0 0 640 640 640 550.4 550.4 550.4 90.0 90.0 90.0 X Y Z -1.0270581 0.98740715 0.00061353506 0.121079475 0.86 0.86 0.86 AUTHOR half B