2026-09-02 REL PDBe INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY EXPERIMENTAL_SUMMARY database_2 em_admin _database_2.pdbx_DOI _database_2.pdbx_database_accession _em_admin.last_update EXPERIMENTAL_SUMMARY em_admin em_software _em_admin.last_update _em_software.name EXPERIMENTAL_SUMMARY em_admin _em_admin.last_update STRUCTURE_SUMMARY chem_comp chem_comp_atom chem_comp_bond database_2 em_admin pdbx_entry_details pdbx_modification_feature pdbx_validate_chiral _chem_comp.formula _database_2.pdbx_DOI _database_2.pdbx_database_accession _em_admin.last_update _pdbx_entry_details.has_protein_modification STRUCTURE_SUMMARY em_admin em_software pdbx_modification_feature _em_admin.last_update _em_software.name STRUCTURE_SUMMARY em_admin pdbx_modification_feature pdbx_validate_close_contact struct_conn _em_admin.last_update REMEDIATION REPOSITORY Metalloprotein remediation STRUCTURE_SUMMARY chem_comp chem_comp_atom chem_comp_bond em_admin entity pdbx_modification_feature pdbx_nonpoly_atom_coordination pdbx_nonpoly_atom_coordination_sphere pdbx_nonpoly_atom_coordination_sphere_order pdbx_validate_chiral pdbx_validate_close_contact struct_conn _chem_comp.formula _chem_comp.formula_weight _em_admin.last_update _entity.formula_weight STRUCTURE_SUMMARY em_admin entity _em_admin.last_update _entity.formula_weight PDBe PDBe 2019-05-15 2019-07-24 2019-11-13 2026-09-02 Biotechnology and Biological Sciences Research Council BB/M000265/1 United Kingdom Biotechnology and Biological Sciences Research Council BB/P002005/1 United Kingdom Leverhulme Trust RPG-2016-161 United Kingdom Malone LA Qian P Plastoquinol-plastocyanin oxido-reductase Cytochrome b6f Photosynthesis Electron transport, PHOTOSYNTHESIS Malone LA Qian P Mayneord GE Hitchcock A Farmer DA Thompson RF Swainsbury DJK Ranson NA Hunter CN Johnson MP Nature UK 575 535 539 2019 31723268 doi:10.1038/s41586-019-1746-6 1476-4687 0006 NATUAS 6rqf FULLOVERLAP EMDB EMD-4981 associated EM volume

3.6 Angstrom cryo-EM structure of the dimeric cytochrome b6f complex from Spinacia oleracea with natively bound thylakoid lipids and plastoquinone molecules

Spinach Cytochrome b6f complex with native bound plastoquinone and thylakoid lipids Spinach Cytochrome b6f complex with native bound plastoquinone and thylakoid lipids 0 1 2 3 4 5 6 7 8 Spinacia oleracea Cytochrome b6 Spinacia oleracea 0.024186504 2 LEVO MSKVYDWFEERLEIQAIADDITSKYVPPHVNIFYCLGGITLTCFLVQVATGFAMTFYYRPTVTDAFASVQYIMTEVNFGW LIRSVHRWSASMMVLMMILHVFRVYLTGGFKKPRELTWVTGVVLGVLTASFGVTGYSLPWDQIGYWAVKIVTGVPDAIPV IGSPLVELLRGSASVGQSTLTRFYSLHTFVLPLLTAVFMLMHFLMIRKQGISGPL P00165 Cytochrome b6-f complex subunit 4 Spinacia oleracea 0.017456661999999998 2 LEVO MGVTKKPDLNDPVLRAKLAKGMGHNYYGEPAWPNDLLYIFPVVILGTIACNVGLAVLEPSMIGEPADPFATPLEILPEWY FFPVFQILRTVPNKLLGVLLMASVPAGLLTVPFLENVNKFQNPFRRPVATTVFLVGTVVALWLGIGATLPIDKSLTLGLF P00166 Cytochrome f Spinacia oleracea 0.03135702 2 LEVO YPIFAQQGYENPREATGRIVCANCHLANKPVDIEVPQAVLPDTVFEAVVRIPYDMQLKQVLANGKKGGLNVGAVLILPEG FELAPPDRISPEMKEKMGNLSFQSYRPNKQNILVIGPVPGQKYSEITFPILAPDPATKKDVHFLKYPIYVGGNRGRGQIY PDGSKSNNTVYNSTATGIVKKIVRKEKGGYEINIADASDGREVVDIIPRGPELLVSEGESIKLDQPLTSNPNVGGFGQGD AEVVLQDPLRIQGLLFFFASVILAQIFLVLKKKQFEKVQLSEMNF P16013 Cytochrome b6-f complex iron-sulfur subunit, chloroplastic Spinacia oleracea 0.018956479999999998 2 LEVO ATSIPADNVPDMQKRETLNLLLLGALSLPTGYMLLPYASFFVPPGGGAGTGGTIAKDALGNDVIAAEWLKTHAPGDRTLT QGLKGDPTYLVVESDKTLATFGINAVCTHLGCVVPFNAAENKFICPCHGSQYNNQGRVVRGPAPLSLALAHCDVDDGKVV FVPWTETDFRTGEAPWWSA P08980 7.1.1.6 Cytochrome b6-f complex subunit 6 Spinacia oleracea 0.0034521999999999995 2 LEVO MFTLTSYFGFLLAALTITSALFIGLNKIRLI Q9M3L0 Cytochrome b6-f complex subunit 7 Spinacia oleracea 0.003774431 2 LEVO NAAAEIFRIAAVMNGLTLVGVAIGFVLLRIEATVEE P80883 Cytochrome b6-f complex subunit 5 Spinacia oleracea 0.004171985 2 LEVO MIEVFLFGIVLGLIPITLAGLFVTAYLQYRRGDQLDL P69461 Cytochrome b6-f complex subunit 8 Spinacia oleracea 0.003170809 2 LEVO MDIVSLAWAALMVVFTFSLSLVVWGRSGL P61045 PROTOPORPHYRIN IX CONTAINING FE 0.000616487 4 HEM HEME C 0.0006205189999999999 4 HEC CHLOROPHYLL A 0.000893489 2 CLA BETA-CAROTENE 0.000536873 2 BCR 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE 0.000749201 3 PL9 (4S,7R)-4-HYDROXY-N,N,N-TRIMETHYL-9-OXO-7-[(PALMITOYLOXY)METHYL]-3,5,8-TRIOXA-4-PHOSPHAHEXACOSAN-1-AMINIUM 4-OXIDE 0.0007631 3 6PL 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE 0.0007871579999999999 2 LMG (1R)-2-{[{[(2S)-2,3-DIHYDROXYPROPYL]OXY}(HYDROXY)PHOSPHORYL]OXY}-1-[(PALMITOYLOXY)METHYL]ETHYL (11E)-OCTADEC-11-ENOATE 0.0007490069999999999 4 PGV FE2/S2 (INORGANIC) CLUSTER 0.00017581999999999998 2 FES 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL 0.0007951159999999999 3 SQD singleParticle particle 8.0 Quantifoil R1.2/1.3 COPPER 400 ETHANE 90 281 LEICA EM GP FEI TITAN KRIOS FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 70.0 2.7 1.5 2.5 130000.0 FEI TITAN KRIOS AUTOGRID HOLDER NITROGEN GIF Bioquantum 20 GATAN K2 SUMMIT (4k x 4k) COUNTING 1.15 1 422660 RELION 2.1 PHASE FLIPPING AND AMPLITUDE CORRECTION C1 3.58 FSC 0.143 CUT-OFF RELION 2.1 108560 MAXIMUM LIKELIHOOD RELION 2.1 MAXIMUM LIKELIHOOD RELION 2.1 emd_4981_msk_1.map emd_4981_half_map_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 310 310 310 0 0 0 310 310 310 330.15002 330.15002 330.15002 90.0 90.0 90.0 X Y Z -0.019474067 0.064812645 0.00012631313 0.0021058416 1.065 1.065 1.065 AUTHOR ::::EMDATABANK.org::::EMD-4981:::: emd_4981_half_map_2.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 310 310 310 0 0 0 310 310 310 330.15002 330.15002 330.15002 90.0 90.0 90.0 X Y Z -0.01732634 0.06290252 0.00014546233 0.00209918 1.065 1.065 1.065 AUTHOR ::::EMDATABANK.org::::EMD-4981::::