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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: 8q96 | |||||||||
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タイトル | P301S Tau Filaments from the Brains of Tg2541 Transgenic Mouse Line | |||||||||
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![]() | PROTEIN FIBRIL / P301S tau / Frontotemporal dementia and parkinsonism linked to chromosome 17 / Transgenic mice / Electron cryo-microscopy | |||||||||
機能・相同性 | ![]() Caspase-mediated cleavage of cytoskeletal proteins / negative regulation of intracellular transport / positive regulation of long-term synaptic depression / regulation of microtubule-based movement / PKR-mediated signaling / axon extension / axo-dendritic transport / adult walking behavior / mitochondrion transport along microtubule / intrinsic apoptotic signaling pathway in response to oxidative stress ...Caspase-mediated cleavage of cytoskeletal proteins / negative regulation of intracellular transport / positive regulation of long-term synaptic depression / regulation of microtubule-based movement / PKR-mediated signaling / axon extension / axo-dendritic transport / adult walking behavior / mitochondrion transport along microtubule / intrinsic apoptotic signaling pathway in response to oxidative stress / tubulin complex / main axon / negative regulation of tubulin deacetylation / axoneme / glial cell projection / : / intracellular transport / mRNA transport / positive regulation of axon extension / axonal growth cone / response to nutrient / regulation of cellular response to heat / positive regulation of microtubule polymerization / heat shock protein binding / axonogenesis / protein phosphatase 2A binding / regulation of autophagy / response to lead ion / neuron migration / Hsp90 protein binding / cytoplasmic side of plasma membrane / positive regulation of neuron projection development / microtubule cytoskeleton organization / microtubule cytoskeleton / neuron projection development / protein-folding chaperone binding / cell body / growth cone / microtubule binding / microtubule / postsynaptic density / neuron projection / membrane raft / axon / neuronal cell body / DNA damage response / dendrite / protein-containing complex binding / protein kinase binding / enzyme binding / DNA binding / extracellular region / nucleus / plasma membrane / cytoplasm / cytosol 類似検索 - 分子機能 | |||||||||
生物種 | ![]() ![]() | |||||||||
手法 | 電子顕微鏡法 / らせん対称体再構成法 / クライオ電子顕微鏡法 / 解像度: 3.09 Å | |||||||||
![]() | Schweighauser, M. / Murzin, A.G. / Macdonald, J. / Lavenir, I. / Crowther, R.A. / Scheres, S.H.W. / Goedert, M. | |||||||||
資金援助 | ![]()
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![]() | ![]() タイトル: Cryo-EM structures of tau filaments from the brains of mice transgenic for human mutant P301S Tau. 著者: Manuel Schweighauser / Alexey G Murzin / Jennifer Macdonald / Isabelle Lavenir / R Anthony Crowther / Sjors H W Scheres / Michel Goedert / ![]() 要旨: Mice transgenic for human mutant P301S tau are widely used as models for human tauopathies. They develop neurodegeneration and abundant filamentous inclusions made of human mutant four-repeat tau. ...Mice transgenic for human mutant P301S tau are widely used as models for human tauopathies. They develop neurodegeneration and abundant filamentous inclusions made of human mutant four-repeat tau. Here we used electron cryo-microscopy (cryo-EM) to determine the structures of tau filaments from the brains of Tg2541 and PS19 mice. Both lines express human P301S tau (0N4R for Tg2541 and 1N4R for PS19) on mixed genetic backgrounds and downstream of different promoters (murine Thy1 for Tg2541 and murine Prnp for PS19). The structures of tau filaments from Tg2541 and PS19 mice differ from each other and those of wild-type tau filaments from human brains. The structures of tau filaments from the brains of humans with mutations P301L, P301S or P301T in MAPT are not known. Filaments from the brains of Tg2541 and PS19 mice share a substructure at the junction of repeats 2 and 3, which comprises residues I297-V312 of tau and includes the P301S mutation. The filament core from the brainstem of Tg2541 mice consists of residues K274-H329 of tau and two disconnected protein densities. Two non-proteinaceous densities are also in evidence. The filament core from the cerebral cortex of line PS19 extends from residues G271-P364 of tau. One strong non-proteinaceous density is also present. Unlike the tau filaments from human brains, the sequences following repeat 4 are missing from the cores of tau filaments from the brains of Tg2541 and PS19 mice. | |||||||||
履歴 |
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構造の表示
構造ビューア | 分子: ![]() ![]() |
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ダウンロードとリンク
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ダウンロード
PDBx/mmCIF形式 | ![]() | 61.9 KB | 表示 | ![]() |
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PDB形式 | ![]() | 45.6 KB | 表示 | ![]() |
PDBx/mmJSON形式 | ![]() | ツリー表示 | ![]() | |
その他 | ![]() |
-検証レポート
文書・要旨 | ![]() | 1.2 MB | 表示 | ![]() |
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文書・詳細版 | ![]() | 1.2 MB | 表示 | |
XML形式データ | ![]() | 20.8 KB | 表示 | |
CIF形式データ | ![]() | 30.9 KB | 表示 | |
アーカイブディレクトリ | ![]() ![]() | HTTPS FTP |
-関連構造データ
関連構造データ | ![]() 18269MC ![]() 8q92C 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: 5961.934 Da / 分子数: 4 / 由来タイプ: 天然 / 由来: (天然) ![]() ![]() #2: タンパク質・ペプチド | 分子量: 1039.273 Da / 分子数: 4 / 由来タイプ: 天然 / 由来: (天然) ![]() ![]() #3: タンパク質・ペプチド | 分子量: 869.063 Da / 分子数: 4 / 由来タイプ: 天然 / 由来: (天然) ![]() ![]() |
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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: FILAMENT / 3次元再構成法: らせん対称体再構成法 |
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試料調製
構成要素 | 名称: P301S Tau Protein Filament (Tg2541) / タイプ: TISSUE 詳細: Human P301S tau filaments extracted from the brains of transgenic mouse line Tg2541 Entity ID: all / 由来: NATURAL |
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由来(天然) | 生物種: ![]() ![]() |
緩衝液 | pH: 7.4 |
試料 | 包埋: NO / シャドウイング: NO / 染色: NO / 凍結: YES |
急速凍結 | 装置: FEI VITROBOT MARK IV / 凍結剤: ETHANE / 湿度: 100 % / 凍結前の試料温度: 277 K |
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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 |
電子銃 | 電子線源: ![]() |
電子レンズ | モード: BRIGHT FIELD / 倍率(公称値): 105000 X / 最大 デフォーカス(公称値): 2400 nm / 最小 デフォーカス(公称値): 1800 nm / アライメント法: COMA FREE |
試料ホルダ | 凍結剤: NITROGEN |
撮影 | 電子線照射量: 34.2 e/Å2 / 検出モード: COUNTING フィルム・検出器のモデル: GATAN K2 SUMMIT (4k x 4k) |
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解析
EMソフトウェア |
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CTF補正 | タイプ: PHASE FLIPPING AND AMPLITUDE CORRECTION | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
らせん対称 | 回転角度/サブユニット: -0.83 ° / 軸方向距離/サブユニット: 4.75 Å / らせん対称軸の対称性: C1 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
3次元再構成 | 解像度: 3.09 Å / 解像度の算出法: FSC 0.143 CUT-OFF / 粒子像の数: 22760 / 対称性のタイプ: HELICAL | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
精密化 | 解像度: 3.09→94.3 Å / Cor.coef. Fo:Fc: 0.873 / SU B: 15.854 / SU ML: 0.269 / ESU R: 0.163 立体化学のターゲット値: MAXIMUM LIKELIHOOD WITH PHASES 詳細: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
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溶媒の処理 | 溶媒モデル: PARAMETERS FOR MASK CACLULATION | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
原子変位パラメータ | Biso mean: 44.677 Å2 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
精密化ステップ | サイクル: 1 / 合計: 525 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
拘束条件 |
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