登録情報 データベース : EMDB / ID : EMD-9230 構造の表示 ダウンロードとリンクタイトル Phosphorylated, ATP-bound human cystic fibrosis transmembrane conductance regulator (CFTR) マップデータ3.2A frealign refined map with -50A2 b-factor sharpening 詳細 試料複合体 : human cystic fibrosis transmembrane conductance regulator (CFTR)タンパク質・ペプチド : Cystic fibrosis transmembrane conductance regulatorタンパク質・ペプチド : Piece of Molecule-1リガンド : MAGNESIUM IONリガンド : ADENOSINE-5'-TRIPHOSPHATEリガンド : (2S)-3-(hexadecanoyloxy)-2-[(9Z)-octadec-9-enoyloxy]propyl 2-(trimethylammonio)ethyl phosphateリガンド : CHOLESTEROL 詳細 キーワード ABC transporter / anion channel / cystic fibrosis / membrane protein / HYDROLASE機能・相同性 機能・相同性情報分子機能 ドメイン・相同性 構成要素
positive regulation of voltage-gated chloride channel activity / positive regulation of cyclic nucleotide-gated ion channel activity / Sec61 translocon complex binding / channel-conductance-controlling ATPase / intracellularly ATP-gated chloride channel activity / positive regulation of enamel mineralization / transepithelial water transport / RHO GTPases regulate CFTR trafficking / intracellular pH elevation / amelogenesis ... positive regulation of voltage-gated chloride channel activity / positive regulation of cyclic nucleotide-gated ion channel activity / Sec61 translocon complex binding / channel-conductance-controlling ATPase / intracellularly ATP-gated chloride channel activity / positive regulation of enamel mineralization / transepithelial water transport / RHO GTPases regulate CFTR trafficking / intracellular pH elevation / amelogenesis / chloride channel inhibitor activity / ATPase-coupled inorganic anion transmembrane transporter activity / Golgi-associated vesicle membrane / multicellular organismal-level water homeostasis / cholesterol transport / bicarbonate transport / bicarbonate transmembrane transporter activity / membrane hyperpolarization / vesicle docking involved in exocytosis / chloride channel regulator activity / chloride transmembrane transporter activity / sperm capacitation / cholesterol biosynthetic process / chloride channel activity / RHOQ GTPase cycle / positive regulation of exocytosis / positive regulation of insulin secretion involved in cellular response to glucose stimulus / ATPase-coupled transmembrane transporter activity / chloride channel complex / ABC-type transporter activity / cellular response to cAMP / 14-3-3 protein binding / cellular response to forskolin / chloride transmembrane transport / response to endoplasmic reticulum stress / PDZ domain binding / isomerase activity / establishment of localization in cell / Defective CFTR causes cystic fibrosis / clathrin-coated endocytic vesicle membrane / Late endosomal microautophagy / recycling endosome / ABC-family proteins mediated transport / transmembrane transport / recycling endosome membrane / Chaperone Mediated Autophagy / Aggrephagy / Cargo recognition for clathrin-mediated endocytosis / Clathrin-mediated endocytosis / protein-folding chaperone binding / early endosome membrane / early endosome / endosome membrane / Ub-specific processing proteases / apical plasma membrane / lysosomal membrane / endoplasmic reticulum membrane / enzyme binding / cell surface / protein-containing complex / ATP hydrolysis activity / ATP binding / nucleus / membrane / plasma membrane / cytosol / cytoplasm 類似検索 - 分子機能 : / CFTR regulator domain / Cystic fibrosis TM conductance regulator (CFTR), regulator domain / Cystic fibrosis transmembrane conductance regulator / : / ABC transporter transmembrane region / ABC transporter type 1, transmembrane domain / ABC transporter integral membrane type-1 fused domain profile. / ABC transporter type 1, transmembrane domain superfamily / ABC transporter-like, conserved site ... : / CFTR regulator domain / Cystic fibrosis TM conductance regulator (CFTR), regulator domain / Cystic fibrosis transmembrane conductance regulator / : / ABC transporter transmembrane region / ABC transporter type 1, transmembrane domain / ABC transporter integral membrane type-1 fused domain profile. / ABC transporter type 1, transmembrane domain superfamily / ABC transporter-like, conserved site / ABC transporters family signature. / ABC transporter / ABC transporter-like, ATP-binding domain / ATP-binding cassette, ABC transporter-type domain profile. / ATPases associated with a variety of cellular activities / AAA+ ATPase domain / P-loop containing nucleoside triphosphate hydrolase 類似検索 - ドメイン・相同性 Cystic fibrosis transmembrane conductance regulator 類似検索 - 構成要素生物種 Homo sapiens (ヒト)手法 単粒子再構成法 / クライオ電子顕微鏡法 / 解像度 : 3.2 Å 詳細 データ登録者Zhang Z / Liu F 引用ジャーナル : Proc Natl Acad Sci U S A / 年 : 2018タイトル : Molecular structure of the ATP-bound, phosphorylated human CFTR.著者 : Zhe Zhang / Fangyu Liu / Jue Chen / 要旨 : The cystic fibrosis transmembrane conductance regulator (CFTR) is an anion channel important in maintaining proper functions of the lung, pancreas, and intestine. The activity of CFTR is regulated by ... The cystic fibrosis transmembrane conductance regulator (CFTR) is an anion channel important in maintaining proper functions of the lung, pancreas, and intestine. The activity of CFTR is regulated by ATP and protein kinase A-dependent phosphorylation. To understand the conformational changes elicited by phosphorylation and ATP binding, we present here the structure of phosphorylated, ATP-bound human CFTR, determined by cryoelectron microscopy to 3.2-Å resolution. This structure reveals the position of the R domain after phosphorylation. By comparing the structures of human CFTR and zebrafish CFTR determined under the same condition, we identified common features essential to channel gating. The differences in their structures indicate plasticity permitted in evolution to achieve the same function. Finally, the structure of CFTR provides a better understanding of why the G178R, R352Q, L927P, and G970R/D mutations would impede conformational changes of CFTR and lead to cystic fibrosis. 履歴 登録 2018年10月16日 - ヘッダ(付随情報) 公開 2018年11月21日 - マップ公開 2018年11月21日 - 更新 2024年3月13日 - 現状 2024年3月13日 処理サイト : RCSB / 状態 : 公開
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