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基本情報
登録情報 | データベース: PDB / ID: 5are | ||||||
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タイトル | Bovine mitochondrial ATP synthase state 1b | ||||||
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![]() | HYDROLASE / ATP SYNTHASE / ROTARY ATPASE | ||||||
機能・相同性 | ![]() Mitochondrial protein import / Formation of ATP by chemiosmotic coupling / Cristae formation / mitochondrial proton-transporting ATP synthase complex assembly / mitochondrial envelope / proton channel activity / Mitochondrial protein degradation / proton-transporting ATP synthase complex / proton transmembrane transporter activity / proton motive force-driven ATP synthesis ...Mitochondrial protein import / Formation of ATP by chemiosmotic coupling / Cristae formation / mitochondrial proton-transporting ATP synthase complex assembly / mitochondrial envelope / proton channel activity / Mitochondrial protein degradation / proton-transporting ATP synthase complex / proton transmembrane transporter activity / proton motive force-driven ATP synthesis / : / proton motive force-driven mitochondrial ATP synthesis / : / H+-transporting two-sector ATPase / proton-transporting ATPase activity, rotational mechanism / proton-transporting ATP synthase activity, rotational mechanism / proton transmembrane transport / aerobic respiration / mitochondrial membrane / ADP binding / mitochondrial inner membrane / lipid binding / structural molecule activity / ATP hydrolysis activity / mitochondrion / ATP binding / plasma membrane 類似検索 - 分子機能 | ||||||
生物種 | ![]() ![]() | ||||||
手法 | 電子顕微鏡法 / 単粒子再構成法 / クライオ電子顕微鏡法 / 解像度: 6.7 Å | ||||||
![]() | Zhou, A. / Rohou, A. / Schep, D.G. / Bason, J.V. / Montgomery, M.G. / Walker, J.E. / Grigorieff, N. / Rubinstein, J.L. | ||||||
![]() | ![]() タイトル: Structure and conformational states of the bovine mitochondrial ATP synthase by cryo-EM. 著者: Anna Zhou / Alexis Rohou / Daniel G Schep / John V Bason / Martin G Montgomery / John E Walker / Nikolaus Grigorieff / John L Rubinstein / ![]() ![]() ![]() 要旨: Adenosine triphosphate (ATP), the chemical energy currency of biology, is synthesized in eukaryotic cells primarily by the mitochondrial ATP synthase. ATP synthases operate by a rotary catalytic ...Adenosine triphosphate (ATP), the chemical energy currency of biology, is synthesized in eukaryotic cells primarily by the mitochondrial ATP synthase. ATP synthases operate by a rotary catalytic mechanism where proton translocation through the membrane-inserted FO region is coupled to ATP synthesis in the catalytic F1 region via rotation of a central rotor subcomplex. We report here single particle electron cryomicroscopy (cryo-EM) analysis of the bovine mitochondrial ATP synthase. Combining cryo-EM data with bioinformatic analysis allowed us to determine the fold of the a subunit, suggesting a proton translocation path through the FO region that involves both the a and b subunits. 3D classification of images revealed seven distinct states of the enzyme that show different modes of bending and twisting in the intact ATP synthase. Rotational fluctuations of the c8-ring within the FO region support a Brownian ratchet mechanism for proton-translocation-driven rotation in ATP synthases. | ||||||
履歴 |
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Remark 700 | SHEET DETERMINATION METHOD: DSSP THE SHEETS PRESENTED AS "AA" IN EACH CHAIN ON SHEET RECORDS BELOW ... SHEET DETERMINATION METHOD: DSSP THE SHEETS PRESENTED AS "AA" IN EACH CHAIN ON SHEET RECORDS BELOW IS ACTUALLY AN 6-STRANDED BARREL THIS IS REPRESENTED BY A 7-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS ARE IDENTICAL. SHEET DETERMINATION METHOD: DSSP THE SHEETS PRESENTED AS "BA" IN EACH CHAIN ON SHEET RECORDS BELOW IS ACTUALLY AN **-STRANDED BARREL THIS IS REPRESENTED BY A **-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS ARE IDENTICAL. SHEET DETERMINATION METHOD: DSSP THE SHEETS PRESENTED AS "DA" IN EACH CHAIN ON SHEET RECORDS BELOW IS ACTUALLY AN 0-STRANDED BARREL THIS IS REPRESENTED BY A 1-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS ARE IDENTICAL. SHEET DETERMINATION METHOD: DSSP THE SHEETS PRESENTED AS "EA" IN EACH CHAIN ON SHEET RECORDS BELOW IS ACTUALLY AN 0-STRANDED BARREL THIS IS REPRESENTED BY A 1-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS ARE IDENTICAL. SHEET THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN ORDER TO REPRESENT THIS FEATURE IN THE SHEET RECORDS BELOW, TWO SHEETS ARE DEFINED. |
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構造の表示
ムービー |
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構造ビューア | 分子: ![]() ![]() |
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PDBx/mmCIF形式 | ![]() | 565.1 KB | 表示 | ![]() |
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その他 | ![]() |
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アーカイブディレクトリ | ![]() ![]() | HTTPS FTP |
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-関連構造データ
関連構造データ | ![]() 3165MC ![]() 3164C ![]() 3166C ![]() 3167C ![]() 3168C ![]() 3169C ![]() 3170C ![]() 3181C ![]() 5araC ![]() 5arhC ![]() 5ariC ![]() 5fijC ![]() 5fikC ![]() 5filC C: 同じ文献を引用 ( M: このデータのモデリングに利用したマップデータ |
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類似構造データ |
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リンク
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集合体
登録構造単位 | ![]()
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要素
-ATP SYNTHASE SUBUNIT ... , 8種, 12分子 ABCDEFGHISUW
#1: タンパク質 | 分子量: 55301.207 Da / 分子数: 3 / 断片: UNP RESIDUES 44-553 / 由来タイプ: 天然 / 由来: (天然) ![]() ![]() #2: タンパク質 | 分子量: 51757.836 Da / 分子数: 3 / 断片: UNP RESIDUES 47-528 / 由来タイプ: 天然 / 由来: (天然) ![]() ![]() #3: タンパク質 | | 分子量: 30300.760 Da / 分子数: 1 / 断片: UNP RESIDUES 26-298 / 由来タイプ: 天然 / 由来: (天然) ![]() ![]() #4: タンパク質 | | 分子量: 15074.813 Da / 分子数: 1 / 断片: UNP RESIDUES 23-168 / 由来タイプ: 天然 / 由来: (天然) ![]() ![]() #5: タンパク質・ペプチド | | 分子量: 5662.693 Da / 分子数: 1 / 断片: UNP RESIDUES 2-51 / 由来タイプ: 天然 / 由来: (天然) ![]() ![]() #7: タンパク質 | | 分子量: 20989.803 Da / 分子数: 1 / 断片: UNP RESIDUES 24-213 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() ![]() ![]() #9: タンパク質 | | 分子量: 14167.169 Da / 分子数: 1 / 断片: UNP RESIDUES 2-125 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() ![]() ![]() #11: タンパク質 | | 分子量: 23717.578 Da / 分子数: 1 / 断片: UNP RESIDUES 10-226 / 由来タイプ: 天然 / 由来: (天然) ![]() ![]() |
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-ATP SYNTHASE F(0) COMPLEX SUBUNIT ... , 2種, 9分子 JKLMNOPQT
#6: タンパク質 | 分子量: 7293.593 Da / 分子数: 8 / 断片: UNP RESIDUES 63-134 / 由来タイプ: 天然 / 由来: (天然) ![]() ![]() #8: タンパク質 | | 分子量: 20335.625 Da / 分子数: 1 / 断片: UNP RESIDUES 76-249 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() ![]() ![]() |
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-タンパク質 , 1種, 1分子 V
#10: タンパク質 | 分子量: 9118.253 Da / 分子数: 1 / 断片: UNP RESIDUES 32-108 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() ![]() ![]() |
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-実験情報
-実験
実験 | 手法: 電子顕微鏡法 |
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EM実験 | 試料の集合状態: PARTICLE / 3次元再構成法: 単粒子再構成法 |
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試料調製
構成要素 | 名称: BOVINE MITOCHONDRIAL ATP SYNTHASE / タイプ: COMPLEX |
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緩衝液 | 名称: 20 MM TRIS-HCL, 100 MM NACL, 10% (V/V) DODECYLMALTOSIDE, 2 MM ATP, 0.02% (WT/V) NAN3 pH: 7.2 詳細: 20 MM TRIS-HCL, 100 MM NACL, 10% (V/V) DODECYLMALTOSIDE, 2 MM ATP, 0.02% (WT/V) NAN3 |
試料 | 濃度: 8 mg/ml / 包埋: NO / シャドウイング: NO / 染色: NO / 凍結: YES |
試料支持 | 詳細: HOLEY CARBON |
急速凍結 | 装置: FEI VITROBOT MARK III / 凍結剤: ETHANE-PROPANE 詳細: VITRIFICATION 1 -- CRYOGEN- ETHANE-PROPANE MIXTURE, HUMIDITY- 100, INSTRUMENT- FEI VITROBOT MARK III, METHOD- BLOT FOR 27 SECONDS BEFORE PLUNGING, |
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電子顕微鏡撮影
実験機器 | ![]() モデル: Titan Krios / 画像提供: FEI Company |
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顕微鏡 | モデル: FEI TITAN KRIOS / 日付: 2015年3月15日 詳細: K2 SUMMIT DIRECT DETECTOR DEVICE (GATAN INC.) OPERATED IN SUPER- RESOLUTION MODE WITH A 1.64 ANGSTROM PHYSICAL PIXEL AND 0. 82 ANGSTROM SUPER- RESOLUTION PIXEL. WITH NO SPECIMEN PRESENT, THE ...詳細: K2 SUMMIT DIRECT DETECTOR DEVICE (GATAN INC.) OPERATED IN SUPER- RESOLUTION MODE WITH A 1.64 ANGSTROM PHYSICAL PIXEL AND 0. 82 ANGSTROM SUPER- RESOLUTION PIXEL. WITH NO SPECIMEN PRESENT, THE RATE OF EXPOSURE OF THE DETECTOR WAS 8 ELECTRONS PER PIXEL PER SECOND. EXPOSURE- FRACTIONATED MOVIES OF 20.1 S WERE RECORDED AS STACKS OF 67 FRAMES, SO THAT SELECTED SPECIMEN AREAS WERE EXPOSED WITH A TOTAL OF 60.3 ELECTRONS PER SQUARE ANGSTROM. |
電子銃 | 電子線源: ![]() |
電子レンズ | モード: BRIGHT FIELD / 倍率(公称値): 18000 X / 倍率(補正後): 30487 X / 最大 デフォーカス(公称値): 4100 nm / 最小 デフォーカス(公称値): 1200 nm / Cs: 2.7 mm |
試料ホルダ | 温度: 80 K |
撮影 | 電子線照射量: 60.3 e/Å2 / フィルム・検出器のモデル: GATAN K2 (4k x 4k) |
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解析
EMソフトウェア |
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CTF補正 | 詳細: EACH PARTICLE | ||||||||||||||||||||||||||||
対称性 | 点対称性: C1 (非対称) | ||||||||||||||||||||||||||||
3次元再構成 | 手法: PROJECTION MATCHING AND MAXIMUM LIKELIHOOD CLASSIFICATION 解像度: 6.7 Å / 粒子像の数: 22935 詳細: THE A SUBUNIT WAS MODELED USING EVOLUTIONARY COVARIANCE. THE N-TERMINAL TRANSMEMBRANE HELICES OF THE B SUBUNIT WERE MODELED BASED ON TRANSMEMBRANE HELIX PREDICTIONS. SUBMISSION BASED ON ...詳細: THE A SUBUNIT WAS MODELED USING EVOLUTIONARY COVARIANCE. THE N-TERMINAL TRANSMEMBRANE HELICES OF THE B SUBUNIT WERE MODELED BASED ON TRANSMEMBRANE HELIX PREDICTIONS. SUBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD-3165. (DEPOSITION ID: 13793). 対称性のタイプ: POINT | ||||||||||||||||||||||||||||
原子モデル構築 | プロトコル: FLEXIBLE FIT / 詳細: METHOD--FLEXIBLE FITTING | ||||||||||||||||||||||||||||
原子モデル構築 |
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精密化 | 最高解像度: 6.7 Å | ||||||||||||||||||||||||||||
精密化ステップ | サイクル: LAST / 最高解像度: 7.4 Å
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