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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: 8uq7 | |||||||||||||||
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タイトル | Alzheimer's disease PHF complexed with PET ligand MK-6240 | |||||||||||||||
![]() | Microtubule-associated protein tau | |||||||||||||||
![]() | PROTEIN FIBRIL / MK-6240 PET Ligand / AD PHF | |||||||||||||||
機能・相同性 | ![]() plus-end-directed organelle transport along microtubule / histone-dependent DNA binding / negative regulation of establishment of protein localization to mitochondrion / neurofibrillary tangle / microtubule lateral binding / main axon / axonal transport / tubulin complex / positive regulation of protein localization to synapse / phosphatidylinositol bisphosphate binding ...plus-end-directed organelle transport along microtubule / histone-dependent DNA binding / negative regulation of establishment of protein localization to mitochondrion / neurofibrillary tangle / microtubule lateral binding / main axon / axonal transport / tubulin complex / positive regulation of protein localization to synapse / phosphatidylinositol bisphosphate binding / negative regulation of tubulin deacetylation / generation of neurons / regulation of chromosome organization / rRNA metabolic process / axonal transport of mitochondrion / regulation of mitochondrial fission / axon development / regulation of long-term synaptic depression / central nervous system neuron development / intracellular distribution of mitochondria / regulation of microtubule polymerization / microtubule polymerization / lipoprotein particle binding / minor groove of adenine-thymine-rich DNA binding / negative regulation of mitochondrial membrane potential / dynactin binding / apolipoprotein binding / axolemma / protein polymerization / glial cell projection / negative regulation of mitochondrial fission / Caspase-mediated cleavage of cytoskeletal proteins / regulation of microtubule polymerization or depolymerization / positive regulation of axon extension / neurofibrillary tangle assembly / Activation of AMPK downstream of NMDARs / regulation of cellular response to heat / supramolecular fiber organization / synapse assembly / positive regulation of protein localization / cellular response to brain-derived neurotrophic factor stimulus / somatodendritic compartment / regulation of calcium-mediated signaling / cytoplasmic microtubule organization / positive regulation of microtubule polymerization / axon cytoplasm / stress granule assembly / phosphatidylinositol binding / regulation of microtubule cytoskeleton organization / nuclear periphery / protein phosphatase 2A binding / positive regulation of superoxide anion generation / cellular response to reactive oxygen species / astrocyte activation / Hsp90 protein binding / microglial cell activation / response to lead ion / cellular response to nerve growth factor stimulus / synapse organization / PKR-mediated signaling / protein homooligomerization / regulation of synaptic plasticity / SH3 domain binding / memory / microtubule cytoskeleton organization / cytoplasmic ribonucleoprotein granule / neuron projection development / cell-cell signaling / single-stranded DNA binding / protein-folding chaperone binding / actin binding / cellular response to heat / microtubule cytoskeleton / cell body / growth cone / double-stranded DNA binding / protein-macromolecule adaptor activity / microtubule binding / dendritic spine / sequence-specific DNA binding / amyloid fibril formation / microtubule / learning or memory / neuron projection / regulation of autophagy / membrane raft / axon / negative regulation of gene expression / neuronal cell body / dendrite / DNA damage response / protein kinase binding / enzyme binding / mitochondrion / DNA binding / RNA binding / extracellular region / identical protein binding / nucleus / plasma membrane 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: 2.31 Å | |||||||||||||||
![]() | Kunach, P. / Shahmoradian, S.H. / Diamond, M.I. / Rosa-Neto, P. | |||||||||||||||
資金援助 | ![]() ![]()
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![]() | ![]() タイトル: Cryo-EM structure of Alzheimer's disease tau filaments with PET ligand MK-6240. 著者: Peter Kunach / Jaime Vaquer-Alicea / Matthew S Smith / Jim Monistrol / Robert Hopewell / Luc Moquin / Joseph Therriault / Cecile Tissot / Nesrine Rahmouni / Gassan Massarweh / Jean-Paul Soucy ...著者: Peter Kunach / Jaime Vaquer-Alicea / Matthew S Smith / Jim Monistrol / Robert Hopewell / Luc Moquin / Joseph Therriault / Cecile Tissot / Nesrine Rahmouni / Gassan Massarweh / Jean-Paul Soucy / Marie-Christine Guiot / Brian K Shoichet / Pedro Rosa-Neto / Marc I Diamond / Sarah H Shahmoradian / ![]() 要旨: Positron Emission Tomography (PET) ligands have advanced Alzheimer's disease (AD) diagnosis and treatment. Using autoradiography and cryo-EM, we identify AD brain tissue with elevated tau burden, ...Positron Emission Tomography (PET) ligands have advanced Alzheimer's disease (AD) diagnosis and treatment. Using autoradiography and cryo-EM, we identify AD brain tissue with elevated tau burden, purify filaments, and determine the structure of second-generation high avidity PET ligand MK-6240 at 2.31 Å resolution, which bound at a 1:1 ratio within the cleft of tau paired-helical filament (PHF), engaging with glutamine 351, lysine 353, and isoleucine 360. This information elucidates the basis of MK-6240 PET in quantifying PHF deposits in AD and may facilitate the structure-based design of superior ligands against tau amyloids. #1: ![]() タイトル: Alzheimer's disease PHF complexed with PET ligand MK-6240 著者: Kunach, P. / Shahmoradian, S.H. / Diamond, M.I. / Rosa-Neto, P. | |||||||||||||||
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 | ![]() | 153.6 KB | 表示 | ![]() |
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PDB形式 | ![]() | 124.3 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 | ![]() | 1.6 MB | 表示 | ![]() |
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文書・詳細版 | ![]() | 1.6 MB | 表示 | |
XML形式データ | ![]() | 31.5 KB | 表示 | |
CIF形式データ | ![]() | 45.1 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 | ![]() 42463MC 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: 8184.412 Da / 分子数: 6 / 由来タイプ: 天然 / 由来: (天然) ![]() #2: 化合物 | ChemComp-X6R / 分子量: 278.284 Da / 分子数: 6 / 由来タイプ: 合成 / 式: C16H11FN4 / タイプ: SUBJECT OF INVESTIGATION 研究の焦点であるリガンドがあるか | Y | Has protein modification | N | |
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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: Microtubule-associated protein tau / タイプ: TISSUE / Entity ID: #1 / 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 |
試料支持 | グリッドの材料: COPPER / グリッドのサイズ: 300 divisions/in. / グリッドのタイプ: UltrAuFoil R1.2/1.3 |
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: 19 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(補正後): 105000 X / 最大 デフォーカス(公称値): 2200 nm / 最小 デフォーカス(公称値): 800 nm / C2レンズ絞り径: 70 µm / アライメント法: COMA FREE |
試料ホルダ | 凍結剤: NITROGEN 試料ホルダーモデル: FEI TITAN KRIOS AUTOGRID HOLDER |
撮影 | 平均露光時間: 5.4 sec. / 電子線照射量: 1 e/Å2 / フィルム・検出器のモデル: GATAN K3 (6k x 4k) / 撮影したグリッド数: 1 / 実像数: 8037 |
電子光学装置 | エネルギーフィルター名称: GIF Bioquantum / エネルギーフィルタースリット幅: 20 eV |
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解析
EMソフトウェア |
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CTF補正 | タイプ: NONE | ||||||||||||||||||||||||
らせん対称 | 回転角度/サブユニット: 179.46 ° / 軸方向距離/サブユニット: 2.38 Å / らせん対称軸の対称性: C1 | ||||||||||||||||||||||||
粒子像の選択 | 選択した粒子像数: 1533788 | ||||||||||||||||||||||||
3次元再構成 | 解像度: 2.31 Å / 解像度の算出法: FSC 0.143 CUT-OFF / 粒子像の数: 32986 / 対称性のタイプ: HELICAL |