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基本情報
登録情報 | ![]() | |||||||||
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タイトル | Structure of Cx43/GJA1 gap junction intercellular channel in complex with diC8-PIP2 | |||||||||
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![]() | Cx43 gap junction channel / PIP2 / Cytoplasmic loop / Opening / MEMBRANE PROTEIN | |||||||||
機能・相同性 | ![]() gap junction channel activity involved in cardiac conduction electrical coupling / negative regulation of gonadotropin secretion / positive regulation of striated muscle tissue development / milk ejection reflex / positive regulation of morphogenesis of an epithelium / positive regulation of mesodermal cell differentiation / atrial ventricular junction remodeling / cell communication by chemical coupling / cell communication by electrical coupling / neuroblast migration ...gap junction channel activity involved in cardiac conduction electrical coupling / negative regulation of gonadotropin secretion / positive regulation of striated muscle tissue development / milk ejection reflex / positive regulation of morphogenesis of an epithelium / positive regulation of mesodermal cell differentiation / atrial ventricular junction remodeling / cell communication by chemical coupling / cell communication by electrical coupling / neuroblast migration / columnar/cuboidal epithelial cell maturation / negative regulation of trophoblast cell migration / microtubule-based transport / gap junction hemi-channel activity / monoatomic ion transmembrane transporter activity / regulation of bone remodeling / SARS-CoV-2 targets PDZ proteins in cell-cell junction / gap junction channel activity involved in cell communication by electrical coupling / regulation of ventricular cardiac muscle cell membrane depolarization / contractile muscle fiber / Oligomerization of connexins into connexons / Transport of connexins along the secretory pathway / glutathione transmembrane transporter activity / Microtubule-dependent trafficking of connexons from Golgi to the plasma membrane / gap junction assembly / atrial cardiac muscle cell action potential / Regulation of gap junction activity / cardiac conduction system development / regulation of atrial cardiac muscle cell membrane depolarization / cellular response to pH / connexin complex / fascia adherens / gap junction / cell-cell contact zone / Formation of annular gap junctions / Golgi-associated vesicle membrane / cell communication by electrical coupling involved in cardiac conduction / Gap junction degradation / bone remodeling / skeletal muscle tissue regeneration / gap junction channel activity / Gap junction assembly / regulation of bone mineralization / export across plasma membrane / adult heart development / regulation of ventricular cardiac muscle cell membrane repolarization / tight junction / glutamate secretion / blood vessel morphogenesis / lens development in camera-type eye / intermediate filament / xenobiotic transport / Mechanical load activates signaling by PIEZO1 and integrins in osteocytes / embryonic digit morphogenesis / maintenance of blood-brain barrier / positive regulation of stem cell proliferation / beta-tubulin binding / RHOJ GTPase cycle / RHOQ GTPase cycle / heart looping / establishment of mitotic spindle orientation / efflux transmembrane transporter activity / intercalated disc / alpha-tubulin binding / lateral plasma membrane / T cell proliferation / positive regulation of vascular associated smooth muscle cell proliferation / tubulin binding / protein tyrosine kinase binding / negative regulation of cell growth / beta-catenin binding / bone development / cellular response to amyloid-beta / male gonad development / neuron migration / osteoblast differentiation / cell junction / intracellular protein localization / cell-cell signaling / positive regulation of cold-induced thermogenesis / heart development / scaffold protein binding / monoatomic ion transmembrane transport / spermatogenesis / in utero embryonic development / positive regulation of canonical NF-kappaB signal transduction / apical plasma membrane / membrane raft / Golgi membrane / signaling receptor binding / negative regulation of gene expression / focal adhesion / intracellular membrane-bounded organelle / positive regulation of gene expression / endoplasmic reticulum membrane / Golgi apparatus / signal transduction / mitochondrion / nucleoplasm / nucleus 類似検索 - 分子機能 | |||||||||
生物種 | ![]() | |||||||||
手法 | 単粒子再構成法 / クライオ電子顕微鏡法 / 解像度: 3.0 Å | |||||||||
![]() | Lee HJ / Cha HJ / Woo JS | |||||||||
資金援助 | ![]()
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![]() | ![]() タイトル: PIP2-dependent conformational changes and stabilization of cytoplasmic loop in Cx43/GJA1 gap junction channel 著者: Lee HJ / Cha HJ / Woo JS | |||||||||
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構造の表示
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マップデータ | ![]() | 210.9 MB | ![]() | |
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ヘッダ (付随情報) | ![]() ![]() | 16.9 KB 16.9 KB | 表示 表示 | ![]() |
FSC (解像度算出) | ![]() | 15.7 KB | 表示 | ![]() |
画像 | ![]() | 29.7 KB | ||
Filedesc metadata | ![]() | 6 KB | ||
その他 | ![]() ![]() | 390.3 MB 390.3 MB | ||
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 | ![]() 8xbmMC C: 同じ文献を引用 ( M: このマップから作成された原子モデル |
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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
EMDBのページ | ![]() ![]() |
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「今月の分子」の関連する項目 |
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マップ
ファイル | ![]() | ||||||||||||||||||||||||||||||||||||
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注釈 | Full map | ||||||||||||||||||||||||||||||||||||
投影像・断面図 | 画像のコントロール
画像は Spider により作成 | ||||||||||||||||||||||||||||||||||||
ボクセルのサイズ | X=Y=Z: 0.8943 Å | ||||||||||||||||||||||||||||||||||||
密度 |
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対称性 | 空間群: 1 | ||||||||||||||||||||||||||||||||||||
詳細 | EMDB XML:
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-添付データ
-ハーフマップ: Half map A
ファイル | emd_38223_half_map_1.map | ||||||||||||
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注釈 | Half map A | ||||||||||||
投影像・断面図 |
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密度ヒストグラム |
-ハーフマップ: Half map B
ファイル | emd_38223_half_map_2.map | ||||||||||||
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注釈 | Half map B | ||||||||||||
投影像・断面図 |
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密度ヒストグラム |
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試料の構成要素
-全体 : Dodecameric complex of human Cx43-M257 in lipid nanodiscs (POPE) ...
全体 | 名称: Dodecameric complex of human Cx43-M257 in lipid nanodiscs (POPE) in the presence of diC8-PIP2 (16-fold molar excess) |
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要素 |
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-超分子 #1: Dodecameric complex of human Cx43-M257 in lipid nanodiscs (POPE) ...
超分子 | 名称: Dodecameric complex of human Cx43-M257 in lipid nanodiscs (POPE) in the presence of diC8-PIP2 (16-fold molar excess) タイプ: organelle_or_cellular_component / ID: 1 / 親要素: 0 / 含まれる分子: #1 詳細: Human Cx43-M257 gap junction channel in complex with diC8-PIP2 (16-fold molar excess) with pore-lining NTH (PLN) conformation |
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由来(天然) | 生物種: ![]() |
-分子 #1: Gap junction alpha-1 protein
分子 | 名称: Gap junction alpha-1 protein / タイプ: protein_or_peptide / ID: 1 / コピー数: 12 / 光学異性体: LEVO |
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由来(天然) | 生物種: ![]() |
分子量 | 理論値: 29.291387 KDa |
組換発現 | 生物種: ![]() |
配列 | 文字列: (ACE)GDWSALGKL LDKVQAYSTA GGKVWLSVLF IFRILLLGTA VESAWGDEQS AFRCNTQQPG CENVCYDKSF PISHVR FWV LQIIFVSVPT LLYLAHVFYV MRKEEKLNKK EEELKVAQTD GVNVDMHLKQ IEIKKFKYGI EEHGKVKMRG GLLRTYI IS ...文字列: (ACE)GDWSALGKL LDKVQAYSTA GGKVWLSVLF IFRILLLGTA VESAWGDEQS AFRCNTQQPG CENVCYDKSF PISHVR FWV LQIIFVSVPT LLYLAHVFYV MRKEEKLNKK EEELKVAQTD GVNVDMHLKQ IEIKKFKYGI EEHGKVKMRG GLLRTYI IS ILFKSIFEVA FLLIQWYIYG FSLSAVYTCK RDPCPHQVDC FLSRPTEKTI FIIFMLVVSL VSLALNIIEL FYVFFKGV K DRVKGKSDPY HATSGALSPA UniProtKB: Gap junction alpha-1 protein |
-分子 #2: [(2R)-2-octanoyloxy-3-[oxidanyl-[(1R,2R,3S,4R,5R,6S)-2,3,6-tris(o...
分子 | 名称: [(2R)-2-octanoyloxy-3-[oxidanyl-[(1R,2R,3S,4R,5R,6S)-2,3,6-tris(oxidanyl)-4,5-diphosphonooxy-cyclohexyl]oxy-phosphoryl]oxy-propyl] octanoate タイプ: ligand / ID: 2 / コピー数: 12 / 式: PIO |
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分子量 | 理論値: 746.566 Da |
Chemical component information | ![]() ChemComp-PIO: |
-実験情報
-構造解析
手法 | クライオ電子顕微鏡法 |
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![]() | 単粒子再構成法 |
試料の集合状態 | particle |
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試料調製
濃度 | 3.9 mg/mL |
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緩衝液 | pH: 8 |
グリッド | モデル: Quantifoil / 材質: COPPER / メッシュ: 200 / 支持フィルム - 材質: CARBON / 支持フィルム - トポロジー: HOLEY |
凍結 | 凍結剤: ETHANE / チャンバー内湿度: 95 % / チャンバー内温度: 277.15 K |
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電子顕微鏡法
顕微鏡 | TFS GLACIOS |
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撮影 | フィルム・検出器のモデル: FEI FALCON III (4k x 4k) 検出モード: COUNTING / 平均電子線量: 40.0 e/Å2 |
電子線 | 加速電圧: 200 kV / 電子線源: ![]() |
電子光学系 | 照射モード: FLOOD BEAM / 撮影モード: BRIGHT FIELD 最大 デフォーカス(公称値): 2.8000000000000003 µm 最小 デフォーカス(公称値): 1.2 µm |
試料ステージ | ホルダー冷却材: NITROGEN |