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基本情報
登録情報 | データベース: PDB / ID: 9mf5 | ||||||||||||||||||||||||
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タイトル | CryoEM structure of the Protein Phosphatase 2A (Abeta-B56gamma-Calpha) holoenzyme complex | ||||||||||||||||||||||||
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![]() | SIGNALING PROTEIN / HYDROLASE / Phosphatase / Complex / Holoenzyme / Heterotrimer | ||||||||||||||||||||||||
機能・相同性 | ![]() Integration of energy metabolism / PP2A-mediated dephosphorylation of key metabolic factors / apoptotic process involved in morphogenesis / MASTL Facilitates Mitotic Progression / protein phosphatase type 2A complex / protein serine/threonine phosphatase complex / peptidyl-threonine dephosphorylation / meiotic sister chromatid cohesion, centromeric / peptidyl-serine dephosphorylation / FAR/SIN/STRIPAK complex ...Integration of energy metabolism / PP2A-mediated dephosphorylation of key metabolic factors / apoptotic process involved in morphogenesis / MASTL Facilitates Mitotic Progression / protein phosphatase type 2A complex / protein serine/threonine phosphatase complex / peptidyl-threonine dephosphorylation / meiotic sister chromatid cohesion, centromeric / peptidyl-serine dephosphorylation / FAR/SIN/STRIPAK complex / : / Regulation of glycolysis by fructose 2,6-bisphosphate metabolism / Inhibition of replication initiation of damaged DNA by RB1/E2F1 / meiotic sister chromatid cohesion / protein phosphatase regulator activity / GABA receptor binding / APC truncation mutants have impaired AXIN binding / AXIN missense mutants destabilize the destruction complex / Truncations of AMER1 destabilize the destruction complex / ERKs are inactivated / Initiation of Nuclear Envelope (NE) Reformation / positive regulation of extrinsic apoptotic signaling pathway in absence of ligand / Beta-catenin phosphorylation cascade / Signaling by GSK3beta mutants / CTNNB1 S33 mutants aren't phosphorylated / CTNNB1 S37 mutants aren't phosphorylated / CTNNB1 S45 mutants aren't phosphorylated / CTNNB1 T41 mutants aren't phosphorylated / Co-stimulation by CD28 / regulation of growth / Disassembly of the destruction complex and recruitment of AXIN to the membrane / negative regulation of epithelial to mesenchymal transition / histone H2AXS139 phosphatase activity / RNA polymerase II CTD heptapeptide repeat Y1 phosphatase activity / RNA polymerase II CTD heptapeptide repeat T4 phosphatase activity / RNA polymerase II CTD heptapeptide repeat S2 phosphatase activity / RNA polymerase II CTD heptapeptide repeat S5 phosphatase activity / RNA polymerase II CTD heptapeptide repeat S7 phosphatase activity / MAP kinase serine/threonine phosphatase activity / calmodulin-dependent protein phosphatase activity / Co-inhibition by CTLA4 / myosin phosphatase activity / Platelet sensitization by LDL / protein serine/threonine phosphatase activity / protein-serine/threonine phosphatase / negative regulation of glycolytic process through fructose-6-phosphate / positive regulation of NLRP3 inflammasome complex assembly / ERK/MAPK targets / T cell homeostasis / mesoderm development / vascular endothelial cell response to oscillatory fluid shear stress / regulation of cell differentiation / regulation of G1/S transition of mitotic cell cycle / phosphoprotein phosphatase activity / protein phosphatase activator activity / chromosome, centromeric region / DARPP-32 events / intrinsic apoptotic signaling pathway in response to DNA damage by p53 class mediator / positive regulation of protein serine/threonine kinase activity / negative regulation of hippo signaling / Nonsense Mediated Decay (NMD) enhanced by the Exon Junction Complex (EJC) / Cyclin A/B1/B2 associated events during G2/M transition / spindle assembly / protein dephosphorylation / Amplification of signal from unattached kinetochores via a MAD2 inhibitory signal / Mitotic Prometaphase / EML4 and NUDC in mitotic spindle formation / protein tyrosine phosphatase activity / negative regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction / Resolution of Sister Chromatid Cohesion / DNA damage response, signal transduction by p53 class mediator / Turbulent (oscillatory, disturbed) flow shear stress activates signaling by PIEZO1 and integrins in endothelial cells / meiotic cell cycle / RAF activation / RHO GTPases Activate Formins / response to lead ion / Spry regulation of FGF signaling / Degradation of beta-catenin by the destruction complex / PKR-mediated signaling / tau protein binding / spindle pole / Negative regulation of MAPK pathway / Cyclin D associated events in G1 / Separation of Sister Chromatids / Regulation of TP53 Degradation / mitotic cell cycle / microtubule cytoskeleton / PI5P, PP2A and IER3 Regulate PI3K/AKT Signaling / proteasome-mediated ubiquitin-dependent protein catabolic process / intracellular signal transduction / membrane raft / protein heterodimerization activity / negative regulation of cell population proliferation / synapse / Golgi apparatus / signal transduction / mitochondrion / extracellular exosome / nucleoplasm / metal ion binding 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: 3.2 Å | ||||||||||||||||||||||||
![]() | Day, A. / Taylor, D. | ||||||||||||||||||||||||
資金援助 | ![]()
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![]() | ![]() タイトル: Regulatory mechanisms of PP2A complex assembly driven by physiochemical differences in A-subunit isoforms 著者: Day, A. / Huang, W. / Leonard, D. / O'Connor, C.M. / Narla, G. / Ogris, E. / Taylor, D.J. | ||||||||||||||||||||||||
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 | ![]() | 257.2 KB | 表示 | ![]() |
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PDB形式 | ![]() | 202.3 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 | ![]() | 1.2 MB | 表示 | ![]() |
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文書・詳細版 | ![]() | 1.2 MB | 表示 | |
XML形式データ | ![]() | 45.2 KB | 表示 | |
CIF形式データ | ![]() | 69.8 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 | ![]() 48224MC ![]() 9mipC 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: 66277.227 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: 61144.645 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: 35636.152 Da / 分子数: 1 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() 発現宿主: ![]() ![]() 参照: UniProt: P67775, protein-serine/threonine phosphatase | ||||
#4: 化合物 | 研究の焦点であるリガンドがあるか | N | 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: Heterotrimer complex of the PP2A Abeta-B56gamma-Calpha holoenzyme タイプ: COMPLEX / Entity ID: #1-#3 / 由来: MULTIPLE SOURCES | ||||||||||||||||||||
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分子量 | 値: .156 MDa / 実験値: NO | ||||||||||||||||||||
由来(天然) | 生物種: ![]() | ||||||||||||||||||||
緩衝液 | pH: 7.4 | ||||||||||||||||||||
緩衝液成分 |
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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: 278 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: TFS KRIOS |
電子銃 | 電子線源: ![]() |
電子レンズ | モード: BRIGHT FIELD / 最大 デフォーカス(公称値): 3000 nm / 最小 デフォーカス(公称値): 1000 nm / アライメント法: ZEMLIN TABLEAU |
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 | 電子線照射量: 40.32 e/Å2 / 検出モード: SUPER-RESOLUTION / フィルム・検出器のモデル: GATAN K3 (6k 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 | ||||||||||||||||||||
3次元再構成 | 解像度: 3.2 Å / 解像度の算出法: FSC 0.143 CUT-OFF / 粒子像の数: 248454 / 対称性のタイプ: POINT |