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データを開く
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基本情報
登録情報 | データベース: PDB / ID: 8p0a | ||||||||||||||||||||||||
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タイトル | Human Cohesin ATPase module | ||||||||||||||||||||||||
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![]() | DNA BINDING PROTEIN / 3D genome organization / Chromatin / Cohesin / ATPase activity / ATPase cycle / Cell cycle / DNA binding | ||||||||||||||||||||||||
機能・相同性 | ![]() response to DNA damage checkpoint signaling / negative regulation of mitotic metaphase/anaphase transition / Cohesin Loading onto Chromatin / meiotic cohesin complex / Establishment of Sister Chromatid Cohesion / establishment of meiotic sister chromatid cohesion / cohesin complex / positive regulation of sister chromatid cohesion / mitotic cohesin complex / negative regulation of G2/M transition of mitotic cell cycle ...response to DNA damage checkpoint signaling / negative regulation of mitotic metaphase/anaphase transition / Cohesin Loading onto Chromatin / meiotic cohesin complex / Establishment of Sister Chromatid Cohesion / establishment of meiotic sister chromatid cohesion / cohesin complex / positive regulation of sister chromatid cohesion / mitotic cohesin complex / negative regulation of G2/M transition of mitotic cell cycle / negative regulation of glial cell apoptotic process / lateral element / replication-born double-strand break repair via sister chromatid exchange / mediator complex binding / establishment of mitotic sister chromatid cohesion / chromatin looping / reciprocal meiotic recombination / microtubule motor activity / sister chromatid cohesion / negative regulation of interleukin-1 beta production / mitotic sister chromatid cohesion / stem cell population maintenance / lncRNA binding / mitotic spindle pole / dynein complex binding / beta-tubulin binding / regulation of DNA replication / mitotic sister chromatid segregation / positive regulation of interleukin-10 production / somatic stem cell population maintenance / negative regulation of tumor necrosis factor production / chromosome, centromeric region / mitotic spindle assembly / SUMOylation of DNA damage response and repair proteins / cis-regulatory region sequence-specific DNA binding / protein localization to chromatin / Meiotic synapsis / Resolution of Sister Chromatid Cohesion / condensed nuclear chromosome / meiotic cell cycle / chromosome segregation / response to radiation / kinetochore / nuclear matrix / spindle pole / Separation of Sister Chromatids / double-strand break repair / mitotic cell cycle / chromosome / midbody / double-stranded DNA binding / DNA-binding transcription factor binding / DNA recombination / Estrogen-dependent gene expression / negative regulation of neuron apoptotic process / response to hypoxia / protein heterodimerization activity / cell division / DNA repair / apoptotic process / chromatin binding / regulation of transcription by RNA polymerase II / chromatin / ATP hydrolysis activity / DNA binding / RNA binding / nucleoplasm / ATP binding / nucleus / membrane / cytosol 類似検索 - 分子機能 | ||||||||||||||||||||||||
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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: 3.67 Å | ||||||||||||||||||||||||
![]() | Landwerlin, P. / Durand, A. / Diebold-Durand, M.-L. / Romier, C. | ||||||||||||||||||||||||
資金援助 | ![]()
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![]() | ![]() タイトル: The cohesin ATPase cycle is mediated by specific conformational dynamics and interface plasticity of SMC1A and SMC3 ATPase domains. 著者: Marina Vitoria Gomes / Pauline Landwerlin / Marie-Laure Diebold-Durand / Tajith B Shaik / Alexandre Durand / Edouard Troesch / Chantal Weber / Karl Brillet / Marianne Victoria Lemée / ...著者: Marina Vitoria Gomes / Pauline Landwerlin / Marie-Laure Diebold-Durand / Tajith B Shaik / Alexandre Durand / Edouard Troesch / Chantal Weber / Karl Brillet / Marianne Victoria Lemée / Christophe Decroos / Ludivine Dulac / Pierre Antony / Erwan Watrin / Eric Ennifar / Christelle Golzio / Christophe Romier / ![]() 要旨: Cohesin is key to eukaryotic genome organization and acts throughout the cell cycle in an ATP-dependent manner. The mechanisms underlying cohesin ATPase activity are poorly understood. Here, we ...Cohesin is key to eukaryotic genome organization and acts throughout the cell cycle in an ATP-dependent manner. The mechanisms underlying cohesin ATPase activity are poorly understood. Here, we characterize distinct steps of the human cohesin ATPase cycle and show that the SMC1A and SMC3 ATPase domains undergo specific but concerted structural rearrangements along this cycle. Specifically, whereas the proximal coiled coil of the SMC1A ATPase domain remains conformationally stable, that of the SMC3 displays an intrinsic flexibility. The ATP-dependent formation of the heterodimeric SMC1A/SMC3 ATPase module (engaged state) favors this flexibility, which is counteracted by NIPBL and DNA binding (clamped state). Opening of the SMC3/RAD21 interface (open-engaged state) stiffens the SMC3 proximal coiled coil, thus constricting together with that of SMC1A the ATPase module DNA-binding chamber. The plasticity of the ATP-dependent interface between the SMC1A and SMC3 ATPase domains enables these structural rearrangements while keeping the ATP gate shut. VIDEO ABSTRACT. | ||||||||||||||||||||||||
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構造の表示
構造ビューア | 分子: ![]() ![]() |
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PDBx/mmCIF形式 | ![]() | 153.1 KB | 表示 | ![]() |
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PDB形式 | ![]() | 109.3 KB | 表示 | ![]() |
PDBx/mmJSON形式 | ![]() | ツリー表示 | ![]() | |
その他 | ![]() |
-検証レポート
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 | ![]() 17331MC ![]() 8pq5C ![]() 8ro6C ![]() 8ro7C ![]() 8ro8C ![]() 8ro9C ![]() 8roaC ![]() 8robC ![]() 8rocC ![]() 8rodC ![]() 8roeC ![]() 8rofC ![]() 8rogC ![]() 8rohC ![]() 8roiC ![]() 8rojC ![]() 8rokC ![]() 8rolC M: このデータのモデリングに利用したマップデータ C: 同じ文献を引用 ( |
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類似構造データ | 類似検索 - 機能・相同性 ![]() |
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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
#1: タンパク質 | 分子量: 51443.246 Da / 分子数: 1 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() ![]() | ||||||
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#2: タンパク質 | 分子量: 52391.367 Da / 分子数: 1 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() ![]() | ||||||
#3: タンパク質 | 分子量: 9203.648 Da / 分子数: 1 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() ![]() | ||||||
#4: 化合物 | #5: 化合物 | 研究の焦点であるリガンドがあるか | Y | Has protein modification | N | |
-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: Human Cohesin ATP-engaged ATPase module / タイプ: COMPLEX / Entity ID: #1-#3 / 由来: RECOMBINANT | ||||||||||||||||||||||||
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由来(天然) | 生物種: ![]() | ||||||||||||||||||||||||
由来(組換発現) | 生物種: ![]() ![]() | ||||||||||||||||||||||||
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電子顕微鏡撮影
EM imaging | 加速電圧: 200 kV / アライメント法: COMA FREE / C2レンズ絞り径: 30 µm / 凍結剤: NITROGEN / 電子線源:
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解析
ソフトウェア |
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EMソフトウェア |
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画像処理 | 詳細: All three data sets processed together. | |||||||||||||||||||||||||||
CTF補正 | タイプ: PHASE FLIPPING AND AMPLITUDE CORRECTION | |||||||||||||||||||||||||||
粒子像の選択 | 選択した粒子像数: 7098916 | |||||||||||||||||||||||||||
対称性 | 点対称性: C1 (非対称) | |||||||||||||||||||||||||||
3次元再構成 | 解像度: 3.67 Å / 解像度の算出法: FSC 0.143 CUT-OFF / 粒子像の数: 174054 / アルゴリズム: BACK PROJECTION / 対称性のタイプ: POINT | |||||||||||||||||||||||||||
原子モデル構築 | プロトコル: RIGID BODY FIT / 空間: REAL | |||||||||||||||||||||||||||
原子モデル構築 |
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精密化 | 交差検証法: NONE 立体化学のターゲット値: GeoStd + Monomer Library + CDL v1.2 | |||||||||||||||||||||||||||
原子変位パラメータ | Biso mean: 99.52 Å2 | |||||||||||||||||||||||||||
拘束条件 |
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