2025-12-17 REL PDBe INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY EXPERIMENTAL_SUMMARY em_admin _em_admin.last_update DATABASE_REFERENCES citation _citation.journal_volume _citation.page_first _citation.page_last OTHER atom_sites _atom_sites.fract_transf_matrix[1][1] _atom_sites.fract_transf_matrix[2][2] _atom_sites.fract_transf_matrix[3][3] STRUCTURE_SUMMARY chem_comp_atom chem_comp_bond database_2 em_3d_fitting_list em_admin pdbx_entry_details pdbx_initial_refinement_model pdbx_modification_feature _database_2.pdbx_DOI _database_2.pdbx_database_accession _em_3d_fitting_list.accession_code _em_3d_fitting_list.initial_refinement_model_id _em_3d_fitting_list.source_name _em_3d_fitting_list.type _em_admin.last_update DATA_COLLECTION em_admin _em_admin.last_update PDBe PDBe 2018-12-18 2019-08-21 2019-08-21 2025-12-17 European Research Council 701309 Austria Letts JA Sazanov LA complex I, peripheral arm, cellular respiration, mitochondria, ELECTRON TRANSPORT Letts JA Fiedorczuk K Degliesposti G Skehel M Sazanov LA Mol.Cell US 75 1131 1146.e6 2019 31492636 doi:10.1016/j.molcel.2019.07.022 1097-2765 2168 MOCEFL EMD-4479 other EM volume

EMDB entry for the same citation

6q9d FULLOVERLAP EMDB EMD-4479 other EM volume

EMDB entry for the same citation

EMDB EMD-4480 associated EM volume

CI Peripheral Arm focused refinement from Ovine respiratory SC I+III2

PDB 6Q9B unspecified

PDB entry for the same citation

Ovine mitochondrial SC I+III2 Ovine mitochondrial SC I+III2 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

Complex I membrane arm focused refinement from ovine respiratory SC I+III2

Ovis aries Heart Cardiac Mitochondria Mitochondrial inner membrane 1.4 NADH dehydrogenase [ubiquinone] flavoprotein 1, mitochondrial Ovis aries Heart Cardiac 0.048678281000000004 1 LEVO FSGDTTAPKKTSFGSLKDEDRIFTNLYGRHDWRLKGAQSRGDWYKTKEILLKGPDWILGEVKTSGLRGRGGAGFPTGLKW SFMNKPSDGRPKYLVVNADEGEPGTCKDREIIRHDPHKLVEGCLVGGRAMGARAAYIYIRGEFYNEASNLQVAIREAYEA GLIGKNACGSGYDFDVFVVRGAGAYICGEETALIESIEGKQGKPRLKPPFPADVGVFGCPTTVANVETVAVSPTICRRGG AWFASFGRERNSGTKLFNISGHVNNPCTVEEEMSVPLKELIEKHAGGVTGGWDNLLAVIPGGSSTPLIPKSVCETVLMDF DALIQAQTGLGTAAVIVMDRSTDIVKAIARLIEFYKHESCGQCTPCREGVDWMNKVMARFVRGDARPAEIDSLWEISKQI EGHTICALGDGAAWPVQGLIRHFRPELEERMQRFAQQHQARQAAS W5PUX0 1.6.99.3 NADH dehydrogenase [ubiquinone] flavoprotein 2, mitochondrial Ovis aries Heart Cardiac 0.023840428 1 LEVO GAGGALFVHRDTPKNNPETPFDFTPENYKRIEAIVKNYPEGHKAAAVLPVLDLAQRQNGWLPISAMNKVAEILQVPPMRV YEVATFYTMYNRKPVGKYHIQVCTTTPCMLRNSDSILEAIQKKLGIKVGETTPDKLFTLIEVECLGACVNAPMVQINDNY YEDLTPKDIEEIIDELKAGKIPKPGPRSGRFSCEPAGGLTSLTEPPKGPGFGVQAGL W5NRY1 NADH:ubiquinone oxidoreductase core subunit S1 Ovis aries Heart Cardiac 0.077031156 1 LEVO TATAASNLIEVFVDGQSVMVEPGTTVLQACEKVGMQIPRFCYHERLSVAGNCRMCLVEIEKAPKVVAACAMPVMKGWNIL TNSEKTKKAREGVMEFLLANHPLDCPICDQGGECDLQDQSMMFGSDRSRFLEGKRAVEDKNIGPLVKTIMTRCIQCTRCI RFASEIAGVDDLGTTGRGNDMQVGTYIEKMFMSELSGNIIDICPVGALTSKPYAFTARPWETRKTESIDVMDAVGSNIVV STRTGEVMRILPRMHEDINEEWISDKTRFAYDGLKRQRLTEPMVRNEKGLLTHTTWEDALSRVAGMLQSCQGNDVAAIAG GLVDAEALIALKDLLNRVDSDTLCTEEVFPTAGAGTDLRSNYLLNTTIAGVEEADVVLLVGTNPRFEAPLFNARIRKSWL HNDLKVALIGSPVDLTYRYDHLGDSPKILQDIASGSHPFSQVLQEAKKPMVVLGSSALQRNDGAAILAAVSNIAQKIRTS SGVTGDWKVMNILHRIASQVAALDLGYKPGVEAIRKNPPKMLFLLGADGGCVTRQDLPKDCFIVYQGHHGDVGAPIADVI LPGAAYTEKSATYVNTEGRAQQTKVAVMPPGLAREDWKIIRALSEIAGMTLPYDTLDQVRNRLEEVSPNLVRYDDVEGAN YFQQASELSKLVNQQLLADPLVPPQLTIKDFYMTDSISRASQTMAKCVKAVTEGAHAVEEPSIC W5QB34 NADH:ubiquinone oxidoreductase core subunit S2,NADH:ubiquinone oxidoreductase core subunit S2 Ovis aries Heart Cardiac 0.049193272999999996 1 LEVO ARQWQPDVEWAEQYGGAVMYPTKETAHWKPPPWNDVDPPKDTLVSNLTLNFGPQHPAAHGVLRLVMELSGEMVRKCDPHI GLLHRGTEKLIEYKTYLQALPYFDRLDYVSMMCNEQAYSLAVEKLLNIQPPPRAQWIRVLFGEITRLLNHIMAVTTHALD IGAMTPFFWMFEEREKMFEFYERVSGARMHAAYVRPGGVHQDLPLGLMDDIYEFSKNFSLRIDELEEMLTNNRIWRNRTV DIGVVTAEDALNYGFSGVMLRGSGIQWDLRKTQPYDVYDQVEFDVPIGSRGDCYDRYLCRVEEMRQSIRIISQCLNKMPP GEIKVDDAKVSPPKRAEMKTSMESLIHHFKLYTEGYQVPPGATYTAIEAPKGEFGVYLVSDGSSRPYRCKIKAPGFAHLA GLDKMSKGHMLADVVAIIGTQDIVFGEVDR NADH:ubiquinone oxidoreductase core subunit S3 Ovis aries Heart Cardiac 0.026441793 1 LEVO ESASADTRPTVRPRNDVAHKQLSAFGEYVAEILPKYVQQVQVSCFSELEICIHPDGVIPVLTFLRDHSNAQFKSLADLTA VDIPTRQNRFEIVYNLLSLRFNSRIRVKTYTDELTPVESSVSVYKAANWYEREIWDMFGVFFANHPDLRRILTDYGFEGH PFRKDFPLSGYVELRYDDEVKRVVAEPVELAQEFRKFDLNSPWEAFPAYRQPPESLKLEAGDKKPEAK W5PB27 NADH:ubiquinone oxidoreductase core subunit S7 Ovis aries Heart Cardiac 0.020104531 1 LEVO PSSTQPAVSQARAVVPKPAALPSSRGEYVVAKLDDLINWARRSSLWPMTFGLACCAVEMMHMAAPRYDMDRFGVVFRASP RQSDVMIVAGTLTNKMAPALRKVYDQMPEPRYVVSMGSCANGGGYYHYSYSVVRGCDRIVPVDIYVPGCPPTAEALLYGI LQLQKKIKREKRLRIWYRR NADH:ubiquinone oxidoreductase core subunit S8 Ovis aries Heart Cardiac 0.020219947 1 LEVO TYKYVNLREPSMDMKSVTDRAAQTLLWTELIRGLGMTLSYLFREPATINYPFEKGPLSPRFRGEHALRRYPSGEERCIAC KLCEAVCPAQAITIEAEPRADGSRRTTRYDIDMTKCIYCGFCQEACPVDAIVEGPNFEFSTETHEELLYNKEKLLNNGDK WEAEIAANIQADYLYR NADH:ubiquinone oxidoreductase subunit V3 Ovis aries Heart Cardiac 0.008423314 1 LEVO SAESGKNEKGLPPNPKKQSPPKKPASAAPTEPFDNTTYKNLQHHDYSTYTFLDLNLDLSKFRMPQPSSGRESPRH NADH dehydrogenase [ubiquinone] iron-sulfur protein 6, mitochondrial Ovis aries Heart Cardiac 0.010651796 1 LEVO GVRTSPTGEKVTHTGQVYDDEDYRRVRFVGRQKEVNENFAIDLIAEQPVSQVGSRVISCDGGGGALGHPRVYINLDKETK TGTCGYCGLQFRQQHH NADH:ubiquinone oxidoreductase subunit S4 Ovis aries Heart Cardiac 0.015375299999999998 1 LEVO AQDQTRDTQLITVDEKLDITTLTGVPEEHIKTRKARIFVPARNNMQSGVNNTKKWKMEFDTRERWENPLMGWASTADPLS NLVLTFSTKEDAIAFAEKNGWSYDVEERKVPKPKSKSYGANFSWNKRTRVSTK W5PE07 NADH:ubiquinone oxidoreductase subunit A9 Ovis aries Heart Cardiac 0.03866048799999999 1 LEVO LHHAVIPHGKGGRSSVSGIVATVFGATGFLGRYLVNHLGRMGSQVIVPYRCEPYDTMHLRPMGDLGQIIFMDWNGRDKDS IRRAVEHSNVVINLVGREWETKNFDFEDVFVKIPQAIAQVSKEAGVEKFIHISHLNADIKSSSKYLRNKAVGEKEVRETF PEATIIKPADIFGREDRFLNYFANIRWFGGVPLISLGKKTVKQPVYIVDVTKGIINAIKDPDARGKTFAFVGPNRYLLFD LVQYVFAVAHRPFLPYPMPHFAYRWIGRLFEISPFEPWTTRDKVERIHTTDRTLPHLPGLEDLGVQATPLELKAIEVLRR HRTYRWLSSEIEDVQPAK W5PI58 NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 2 Ovis aries Heart Cardiac 0.010966627 1 LEVO AAAAAIRGVRGKLGLREIRIHLCQRSPGSQGVRDFIEKRYVELKKANPDLPILIRECSDVQPKLWARYAFGQEKNVSLNN FSADQVTRALENVLSSKA W5QAH8 NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 5 Ovis aries Heart Cardiac 0.013156310999999999 1 LEVO AGLLKKTTGLVGLAVCETPHERLKILYTKILDVLGHIPKNAAYRKYTEQITNEKLSIVKAEPDVKKLEEQLQGGQIEEVI LQAENELSLARKMIQWKPWEPLVEEPPASQWKWPI W5PNX7 NADH:ubiquinone oxidoreductase subunit A6 Ovis aries Heart Cardiac 0.014923245 1 LEVO AASGLRQAAVAASTSVKPIFSRDMNEAKRRVRELYRAWYREVPNTVHLFQLDISVKQGRDKVREMFKKNAHVTDPRVVDL LVIKGKMELEETINVWKQRTHVMRFFHETEAPRPKDFLSKFYVGHDP W5QC06 NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 7 Ovis aries Heart Cardiac 0.012399200999999999 1 LEVO ASATRLIQGLRNWASGRDLQAKLQLRYQEISKRTQPPPKLPVGPSHRLSNNYYCARDGRREAMPPSIVMSSQKVLVAGKP AESSAVAASEKKAVSPAPPIKRWELSQDEPYL W5P0I2 NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 12 Ovis aries Heart Cardiac 0.017115508 1 LEVO MELLQVLKRGLQQVSGHGGLRGYLRVLFRANDVRVGTLVGEDKYGNKYYEDNKQFFGRHRWVIYTTEMNGKNTFWDVDGS MVPPEWHRWLHCMTDDPPTVKPPTARKFIWTNHKFNLSGTPQQYVPYSTTRKKIQEWVPPSTPYK B9VGZ9 Acyl carrier protein Ovis aries Heart Cardiac 0.010119541 1 LEVO SDAPPLTLEGIKDRVLYVLKLYDKIDPEKLSVNSHFMKDLGLDSLDQVEIIMAMEDEFGFEIPDIDAEKLMCPQEIVDYI ADKKDVYE W5NQT7 NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 13 Ovis aries Heart Cardiac 0.016635263999999997

This is a focused refinement so only the N-terminal part of this subunit is present in the map.

1 LEVO AASKVKQDMPPVGGYGPIDYKRNLPRRGLSGYSMFAVGIGALLFGYWSMMRWNRERRRLQIEDFEARIALMPLLQAEKDR RVLQMLRENLEEEATIMKDVPGWKVGESVFHTTRWVTPMMGELYGLRTGEEILSSTYGFIWYT IRON/SULFUR CLUSTER 0.00035163999999999996 6 SF4 FLAVIN MONONUCLEOTIDE 0.00045634399999999997 1 FMN FE2/S2 (INORGANIC) CLUSTER 0.00017581999999999998 2 FES ZINC ION 6.5409e-05 1 ZN NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE 0.000745421 1 NDP S-[2-({N-[(2S)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] tetradecanethioate 0.000568704 1 ZMP singleParticle particle 2 7.4 0.25 NaCl sodium chloride 0.02 HEPES 0.02 Brij-35

250 mM NaCl, 20 mM HEPES, pH 7.7, 0.02% Brij-35

PROPANE 95 277 FEI VITROBOT MARK IV

blotting for 30 seconds at 4 degrees Celsius, 95% humidity and flash freezing.

FEI TITAN KRIOS OTHER BRIGHT FIELD FIELD EMISSION GUN 300 FEI TITAN KRIOS AUTOGRID HOLDER NITROGEN FEI FALCON II (4k x 4k) 1 1854 2.0 51.0 1 400000 Gctf PHASE FLIPPING AND AMPLITUDE CORRECTION 5LNK 1 C1 FOURIER SPACE 3.8 FSC 0.143 CUT-OFF RELION 2 178121 MAXIMUM LIKELIHOOD RELION 2 MAXIMUM LIKELIHOOD RELION 2 3 RELION 2 1LNK PDB experimental model OTHER REAL 90.0 emd_4480_msk_1.map emd_4480_half_map_2.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 400 400 400 0 0 0 400 400 400 560.0 560.0 560.0 90.0 90.0 90.0 X Y Z -0.023483323 0.18425986 -0.000014696571 0.0037117864 1.4 1.4 1.4 AUTHOR ::::EMDATABANK.org::::EMD-4480:::: Focused refinement around complex I peripheral arm. Half map 2 emd_4480_half_map_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 400 400 400 0 0 0 400 400 400 560.0 560.0 560.0 90.0 90.0 90.0 X Y Z -0.023483323 0.18425986 -0.000014696571 0.0037117864 1.4 1.4 1.4 AUTHOR ::::EMDATABANK.org::::EMD-4480:::: Focused refinement around complex I peripheral arm. Half map 1