登録情報 データベース : EMDB / ID : EMD-16965 ダウンロードとリンクタイトル Mitochondrial complex I from Mus musculus in the active state マップデータCryo-EM map of mouse complex I sharpened with PHENIX auto-sharpen used for final model refinements 詳細 試料複合体 : Mitochondrial respiratory complex Iタンパク質・ペプチド : x 3種リガンド : x 15種 詳細 キーワード Mitochondrial complex I / Respiratory complex I / NADH:ubiquinone oxidoreductase / OXIDOREDUCTASE機能・相同性 機能・相同性情報分子機能 ドメイン・相同性 構成要素
Mitochondrial protein import / response to injury involved in regulation of muscle adaptation / Protein lipoylation / Mitochondrial Fatty Acid Beta-Oxidation / Complex I biogenesis / RHOG GTPase cycle / Mitochondrial ribosome-associated quality control / Mitochondrial translation termination / Respiratory electron transport / protein insertion into mitochondrial inner membrane ... Mitochondrial protein import / response to injury involved in regulation of muscle adaptation / Protein lipoylation / Mitochondrial Fatty Acid Beta-Oxidation / Complex I biogenesis / RHOG GTPase cycle / Mitochondrial ribosome-associated quality control / Mitochondrial translation termination / Respiratory electron transport / protein insertion into mitochondrial inner membrane / blastocyst hatching / respiratory system process / psychomotor behavior / Mitochondrial protein degradation / response to light intensity / protein lipoylation / mesenchymal stem cell proliferation / cellular response to oxygen levels / iron-sulfur cluster assembly complex / reproductive system development / ubiquinone biosynthetic process / mitochondrial large ribosomal subunit binding / mitochondrial [2Fe-2S] assembly complex / respiratory chain complex / gliogenesis / mesenchymal stem cell differentiation / circulatory system development / negative regulation of non-canonical NF-kappaB signal transduction / cellular respiration / response to hydroperoxide / adult walking behavior / cardiac muscle tissue development / neural precursor cell proliferation / oxygen sensor activity / [2Fe-2S] cluster assembly / positive regulation of mitochondrial membrane potential / cellular response to glucocorticoid stimulus / stem cell division / iron-sulfur cluster assembly / NADH:ubiquinone reductase (H+-translocating) / dopamine metabolic process / ubiquinone binding / adult behavior / mitochondrial ATP synthesis coupled electron transport / positive regulation of ATP biosynthetic process / proton motive force-driven mitochondrial ATP synthesis / electron transport coupled proton transport / mitochondrial electron transport, NADH to ubiquinone / acyl binding / mitochondrial respiratory chain complex I assembly / oxidoreductase activity, acting on NAD(P)H / NADH dehydrogenase activity / respiratory chain complex I / positive regulation of execution phase of apoptosis / NADH dehydrogenase (ubiquinone) activity / acyl carrier activity / response to cAMP / neuron development / quinone binding / ATP synthesis coupled electron transport / cellular response to interferon-beta / tricarboxylic acid cycle / negative regulation of reactive oxygen species biosynthetic process / extrinsic apoptotic signaling pathway / cellular response to retinoic acid / Neutrophil degranulation / response to hormone / visual perception / reactive oxygen species metabolic process / neurogenesis / ionotropic glutamate receptor binding / muscle contraction / cerebellum development / aerobic respiration / regulation of mitochondrial membrane potential / respiratory electron transport chain / response to nicotine / synaptic membrane / response to cocaine / response to hydrogen peroxide / DNA damage response, signal transduction by p53 class mediator / kidney development / monooxygenase activity / mitochondrion organization / sensory perception of sound / electron transport chain / circadian rhythm / fatty acid metabolic process / brain development / mitochondrial intermembrane space / 2 iron, 2 sulfur cluster binding / multicellular organism growth / cognition / mitochondrial membrane / NAD binding / cellular senescence / positive regulation of protein catabolic process / FMN binding / nervous system development / myelin sheath 類似検索 - 分子機能 NmrA-like domain / NmrA-like family / Complex1_LYR-like / NADH-ubiquinone oxidoreductase 1 subunit C1 / NADH dehydrogenase [ubiquinone] 1 subunit C1, mitochondrial / NADH:ubiquinone oxidoreductase, ESSS subunit / ESSS subunit of NADH:ubiquinone oxidoreductase (complex I) / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 1, NDUB1 / MNLL subunit / NADH-ubiquinone oxidoreductase flavoprotein 3 ... NmrA-like domain / NmrA-like family / Complex1_LYR-like / NADH-ubiquinone oxidoreductase 1 subunit C1 / NADH dehydrogenase [ubiquinone] 1 subunit C1, mitochondrial / NADH:ubiquinone oxidoreductase, ESSS subunit / ESSS subunit of NADH:ubiquinone oxidoreductase (complex I) / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 1, NDUB1 / MNLL subunit / NADH-ubiquinone oxidoreductase flavoprotein 3 / NADH dehydrogenase [ubiquinone] flavoprotein 3, mitochondrial / Tim17/Tim22/Tim23/Pmp24 family / NADH-ubiquinone oxidoreductase, subunit 10 / NADH-ubiquinone oxidoreductase subunit 10 / NADH dehydrogenase [ubiquinone] iron-sulfur protein 6, mitochondrial / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 10 / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 8, metazoa / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 2, animal type / NADH dehydrogenase 1 beta subcomplex subunit 2 / NADH dehydrogenase [ubiquinone] 1 subunit C2, NDUC2 / NADH:ubiquinone oxidoreductase, subunit NDUFB4 / NADH-ubiquinone oxidoreductase subunit b14.5b (NDUFC2) / NADH-ubiquinone oxidoreductase B15 subunit (NDUFB4) / : / NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 10, mitochondrial / NADH dehydrogenase 1, beta subcomplex, subunit 6 / NADH:ubiquinone oxidoreductase, NDUFB6/B17 subunit / NADH:ubiquinone oxidoreductase chain 4, N-terminal / NADH:ubiquinone oxidoreductase, chain 2 / NADH dehydrogenase subunit 2, C-terminal / NADH:ubiquinone oxidoreductase, NDUFB5/SGDH subunit / : / : / NADH-ubiquinone oxidoreductase chain 4, amino terminus / NADH dehydrogenase subunit 2 C-terminus / NADH:ubiquinone oxidoreductase, NDUFB5/SGDH subunit / NADH-ubiquinone oxidoreductase MWFE subunit / NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 7 / NADH dehydrogenase [ubiquinone] (complex I), alpha subcomplex subunit 1 / NADH:ubiquinone oxidoreductase subunit B14.5a (Complex I-B14.5a) / NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 3 / : / NADH dehydrogenase 1 alpha subcomplex subunit 3 / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 8 / NADH-ubiquinone oxidoreductase ASHI subunit (CI-ASHI or NDUFB8) / NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 11 / NADH-ubiquinone oxidoreductase NDSU1/NuoG-like, 4Fe-4S domain / Zinc finger, CHCC-type / Zinc-finger domain / NADH dehydrogenase subunit 5, C-terminal / NADH dehydrogenase subunit 5 C-terminus / NADH:ubiquinone oxidoreductase, NDUFS5-15kDa / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 3 / NADH-ubiquinone oxidoreductase B12 subunit family / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 7, NDUB7 / NADH-ubiquinone oxidoreductase B18 subunit (NDUFB7) / NADH:ubiquinone oxidoreductase, iron-sulphur subunit 5 / GRIM-19 / GRIM-19 protein / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 9 / NDUFB9, LYR domain / Deoxynucleoside kinase domain / Deoxynucleoside kinase / NDUFA6, LYR domain / NADH dehydrogenase [ubiquinone] (complex I), alpha subcomplex, subunit 2 / NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 5 / ETC complex I subunit conserved region / NADH dehydrogenase [ubiquinone] (complex I), alpha subcomplex, subunit 6 / NADH dehydrogenase ubiquinone Fe-S protein 4-like superfamily / NADH dehydrogenase ubiquinone Fe-S protein 4 / NADH dehydrogenase ubiquinone Fe-S protein 4, mitochondrial / NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 12 / NADH ubiquinone oxidoreductase subunit NDUFA12 / NADH dehydrogenase [ubiquinone] (complex I), alpha subcomplex, subunit 8 / : / NADH-quinone oxidoreductase, chain G, C-terminal / NADH-ubiquinone oxidoreductase subunit G, C-terminal / : / NADH-quinone oxidoreductase subunit 3, ferredoxin-like domain / : / SLBB domain / Respiratory-chain NADH dehydrogenase 20 Kd subunit signature. / NADH-ubiquinone oxidoreductase, 20 Kd subunit / NADH-ubiquinone/plastoquinone oxidoreductase chain 6, subunit NuoJ / NADH-quinone oxidoreductase, chain I / NADH-plastoquinone oxidoreductase, chain 5 subgroup / NADH-ubiquinone oxidoreductase chain 4L/K / NADH-quinone oxidoreductase, chain M/4 / NADH:ubiquinone/plastoquinone oxidoreductase, chain 6 / NADH-ubiquinone/plastoquinone oxidoreductase chain 6 / NADH-ubiquinone oxidoreductase chain 4L/Mnh complex subunit C1-like / NADH-ubiquinone/plastoquinone oxidoreductase chain 4L / NAD(P)H-quinone oxidoreductase subunit D/H / NADH:ubiquinone oxidoreductase, 49kDa subunit, conserved site / Respiratory chain NADH dehydrogenase 49 Kd subunit signature. / NADH:ubiquinone oxidoreductase, subunit G / Respiratory-chain NADH dehydrogenase 75 Kd subunit signature 3. / NADH-Ubiquinone oxidoreductase (complex I), chain 5 N-terminal / NADH ubiquinone oxidoreductase, F subunit / NADH-Ubiquinone oxidoreductase (complex I), chain 5 N-terminus 類似検索 - ドメイン・相同性 NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 11 / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 11, mitochondrial / NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 1 / NADH-ubiquinone oxidoreductase chain 1 / NADH-ubiquinone oxidoreductase chain 2 / NADH-ubiquinone oxidoreductase chain 3 / NADH-ubiquinone oxidoreductase chain 4L / NADH-ubiquinone oxidoreductase chain 4 / NADH-ubiquinone oxidoreductase chain 5 / NADH-ubiquinone oxidoreductase chain 6 ... NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 11 / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 11, mitochondrial / NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 1 / NADH-ubiquinone oxidoreductase chain 1 / NADH-ubiquinone oxidoreductase chain 2 / NADH-ubiquinone oxidoreductase chain 3 / NADH-ubiquinone oxidoreductase chain 4L / NADH-ubiquinone oxidoreductase chain 4 / NADH-ubiquinone oxidoreductase chain 5 / NADH-ubiquinone oxidoreductase chain 6 / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 1 / NADH dehydrogenase [ubiquinone] iron-sulfur protein 6, mitochondrial / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 6 / NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 12 / NADH dehydrogenase [ubiquinone] flavoprotein 3, mitochondrial / NADH dehydrogenase [ubiquinone] iron-sulfur protein 8, mitochondrial / NADH-ubiquinone oxidoreductase 75 kDa subunit, mitochondrial / NADH dehydrogenase [ubiquinone] iron-sulfur protein 2, mitochondrial / NADH dehydrogenase [ubiquinone] flavoprotein 1, mitochondrial / NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 10, mitochondrial / NADH dehydrogenase [ubiquinone] iron-sulfur protein 5 / NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 5 / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 2, mitochondrial / NADH dehydrogenase [ubiquinone] 1 subunit C2 / NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 2 / NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 3 / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 4 / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 5, mitochondrial / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 9 / NADH dehydrogenase [ubiquinone] 1 subunit C1, mitochondrial / NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 6 / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 3 / Acyl carrier protein, mitochondrial / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 7 / NADH dehydrogenase [ubiquinone] iron-sulfur protein 4, mitochondrial / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 8, mitochondrial / NADH dehydrogenase [ubiquinone] flavoprotein 2, mitochondrial / NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 9, mitochondrial / NADH dehydrogenase [ubiquinone] iron-sulfur protein 7, mitochondrial / NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 8 / NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 10 / NADH dehydrogenase [ubiquinone] iron-sulfur protein 3, mitochondrial / NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 13 / NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 7 類似検索 - 構成要素生物種 Mus musculus (ハツカネズミ)手法 単粒子再構成法 / クライオ電子顕微鏡法 / 解像度 : 2.39 Å 詳細 データ登録者Grba DN / Chung I / Bridges HR / Agip ANA / Hirst J 資金援助 英国, 2件 詳細 詳細を隠すOrganization Grant number 国 Medical Research Council (MRC, United Kingdom) MC_UU_00015/2 英国 Medical Research Council (MRC, United Kingdom) MC_UU_00028/1 英国
引用ジャーナル : Sci Adv / 年 : 2023タイトル : Investigation of hydrated channels and proton pathways in a high-resolution cryo-EM structure of mammalian complex I.著者 : Daniel N Grba / Injae Chung / Hannah R Bridges / Ahmed-Noor A Agip / Judy Hirst / 要旨 : Respiratory complex I, a key enzyme in mammalian metabolism, captures the energy released by reduction of ubiquinone by NADH to drive protons across the inner mitochondrial membrane, generating the ... Respiratory complex I, a key enzyme in mammalian metabolism, captures the energy released by reduction of ubiquinone by NADH to drive protons across the inner mitochondrial membrane, generating the proton-motive force for ATP synthesis. Despite remarkable advances in structural knowledge of this complicated membrane-bound enzyme, its mechanism of catalysis remains controversial. In particular, how ubiquinone reduction is coupled to proton pumping and the pathways and mechanisms of proton translocation are contested. We present a 2.4-Å resolution cryo-EM structure of complex I from mouse heart mitochondria in the closed, active (ready-to-go) resting state, with 2945 water molecules modeled. By analyzing the networks of charged and polar residues and water molecules present, we evaluate candidate pathways for proton transfer through the enzyme, for the chemical protons for ubiquinone reduction, and for the protons transported across the membrane. Last, we compare our data to the predictions of extant mechanistic models, and identify key questions to answer in future work to test them. 履歴 登録 2023年3月31日 - ヘッダ(付随情報) 公開 2023年8月9日 - マップ公開 2023年8月9日 - 更新 2023年8月16日 - 現状 2023年8月16日 処理サイト : PDBe / 状態 : 公開
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