+データを開く
-基本情報
登録情報 | データベース: EMDB / ID: EMD-38708 | |||||||||
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タイトル | Cryo-EM structure of ETAR bound with Zibotentan | |||||||||
マップデータ | ||||||||||
試料 |
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キーワード | GPCR / COMPLEX / ETA / ZIBOTENTAN / SIGNALING PROTEIN | |||||||||
機能・相同性 | 機能・相同性情報 regulation of protein localization to cell leading edge / endothelin receptor activity / cellular response to human chorionic gonadotropin stimulus / meiotic cell cycle process involved in oocyte maturation / semaphorin-plexin signaling pathway involved in axon guidance / neural crest cell fate commitment / atrial cardiac muscle tissue development / glomerular endothelium development / sympathetic neuron axon guidance / vascular associated smooth muscle cell development ...regulation of protein localization to cell leading edge / endothelin receptor activity / cellular response to human chorionic gonadotropin stimulus / meiotic cell cycle process involved in oocyte maturation / semaphorin-plexin signaling pathway involved in axon guidance / neural crest cell fate commitment / atrial cardiac muscle tissue development / glomerular endothelium development / sympathetic neuron axon guidance / vascular associated smooth muscle cell development / noradrenergic neuron differentiation / cardiac chamber formation / heparin metabolic process / developmental pigmentation / pharyngeal arch artery morphogenesis / regulation of D-glucose transmembrane transport / endothelin receptor signaling pathway involved in heart process / cardiac neural crest cell migration involved in outflow tract morphogenesis / endothelin receptor signaling pathway / response to acetylcholine / sodium ion homeostasis / podocyte differentiation / podocyte apoptotic process / renal sodium ion absorption / embryonic skeletal system development / left ventricular cardiac muscle tissue morphogenesis / artery smooth muscle contraction / mesenchymal cell apoptotic process / glomerular filtration / protein transmembrane transport / enteric nervous system development / axonogenesis involved in innervation / positive regulation of cation channel activity / cellular response to follicle-stimulating hormone stimulus / cranial skeletal system development / cellular response to luteinizing hormone stimulus / renal albumin absorption / respiratory gaseous exchange by respiratory system / sympathetic nervous system development / phosphatidylinositol phospholipase C activity / norepinephrine metabolic process / vasoconstriction / embryonic heart tube development / axon extension / establishment of endothelial barrier / aorta development / middle ear morphogenesis / cellulase / neuromuscular process / beta-glucosidase activity / cellulase activity / neuron remodeling / branching involved in blood vessel morphogenesis / face development / thyroid gland development / smooth muscle contraction / blood vessel remodeling / canonical Wnt signaling pathway / cellulose catabolic process / activation of adenylate cyclase activity / protein kinase A signaling / response to amphetamine / regulation of heart rate / adenylate cyclase-inhibiting G protein-coupled receptor signaling pathway / Peptide ligand-binding receptors / mitochondrion organization / calcium ion transmembrane transport / electron transport chain / regulation of blood pressure / response to wounding / intracellular calcium ion homeostasis / mitotic cell cycle / phospholipase C-activating G protein-coupled receptor signaling pathway / cellular response to oxidative stress / positive regulation of cytosolic calcium ion concentration / gene expression / G alpha (q) signalling events / positive regulation of canonical NF-kappaB signal transduction / in utero embryonic development / cell population proliferation / periplasmic space / electron transfer activity / response to hypoxia / iron ion binding / G protein-coupled receptor signaling pathway / heme binding / cell surface / signal transduction / extracellular region / plasma membrane 類似検索 - 分子機能 | |||||||||
生物種 | Homo sapiens (ヒト) / synthetic construct (人工物) | |||||||||
手法 | 単粒子再構成法 / クライオ電子顕微鏡法 / 解像度: 3.22 Å | |||||||||
データ登録者 | Hou JY / Liu SH / Wu LJ / Liu ZJ / Hua T | |||||||||
資金援助 | 中国, 1件
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引用 | ジャーナル: Cell Discov / 年: 2024 タイトル: Structural basis of antagonist selectivity in endothelin receptors. 著者: Junyi Hou / Shenhui Liu / Xiaodan Zhang / Guowei Tu / Lijie Wu / Yijie Zhang / Hao Yang / Xiangcheng Li / Junlin Liu / Longquan Jiang / Qiwen Tan / Fang Bai / Zhijie Liu / Changhong Miao / Tian Hua / Zhe Luo / 要旨: Endothelins and their receptors, ET and ET, play vital roles in maintaining vascular homeostasis. Therapeutically targeting endothelin receptors, particularly through ET antagonists, has shown ...Endothelins and their receptors, ET and ET, play vital roles in maintaining vascular homeostasis. Therapeutically targeting endothelin receptors, particularly through ET antagonists, has shown efficacy in treating pulmonary arterial hypertension (PAH) and other cardiovascular- and renal-related diseases. Here we present cryo-electron microscopy structures of ET in complex with two PAH drugs, macitentan and ambrisentan, along with zibotentan, a selective ET antagonist, respectively. Notably, a specialized anti-ET antibody facilitated the structural elucidation. These structures, together with the active-state structures of ET-1-bound ET and ET, and the agonist BQ3020-bound ET, in complex with G, unveil the molecular basis of agonist/antagonist binding modes in endothelin receptors. Key residues that confer antagonist selectivity to endothelin receptors were identified along with the activation mechanism of ET. Furthermore, our results suggest that ECL2 in ET can serve as an epitope for antibody-mediated receptor antagonism. Collectively, these insights establish a robust theoretical framework for the rational design of small-molecule drugs and antibodies with selective activity against endothelin receptors. | |||||||||
履歴 |
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-構造の表示
添付画像 |
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-ダウンロードとリンク
-EMDBアーカイブ
マップデータ | emd_38708.map.gz | 146.2 MB | EMDBマップデータ形式 | |
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ヘッダ (付随情報) | emd-38708-v30.xml emd-38708.xml | 18.2 KB 18.2 KB | 表示 表示 | EMDBヘッダ |
FSC (解像度算出) | emd_38708_fsc.xml | 11.6 KB | 表示 | FSCデータファイル |
画像 | emd_38708.png | 62.4 KB | ||
Filedesc metadata | emd-38708.cif.gz | 6.7 KB | ||
その他 | emd_38708_half_map_1.map.gz emd_38708_half_map_2.map.gz | 154.6 MB 154.6 MB | ||
アーカイブディレクトリ | http://ftp.pdbj.org/pub/emdb/structures/EMD-38708 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-38708 | HTTPS FTP |
-検証レポート
文書・要旨 | emd_38708_validation.pdf.gz | 746.7 KB | 表示 | EMDB検証レポート |
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文書・詳細版 | emd_38708_full_validation.pdf.gz | 746.2 KB | 表示 | |
XML形式データ | emd_38708_validation.xml.gz | 19.9 KB | 表示 | |
CIF形式データ | emd_38708_validation.cif.gz | 25.6 KB | 表示 | |
アーカイブディレクトリ | https://ftp.pdbj.org/pub/emdb/validation_reports/EMD-38708 ftp://ftp.pdbj.org/pub/emdb/validation_reports/EMD-38708 | HTTPS FTP |
-関連構造データ
-リンク
EMDBのページ | EMDB (EBI/PDBe) / EMDataResource |
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「今月の分子」の関連する項目 |
-マップ
ファイル | ダウンロード / ファイル: emd_38708.map.gz / 形式: CCP4 / 大きさ: 166.4 MB / タイプ: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
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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: 0.96 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
-試料の構成要素
-全体 : Complex of Endothelin receptor type A with Zibotentan
全体 | 名称: Complex of Endothelin receptor type A with Zibotentan |
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要素 |
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-超分子 #1: Complex of Endothelin receptor type A with Zibotentan
超分子 | 名称: Complex of Endothelin receptor type A with Zibotentan タイプ: complex / ID: 1 / 親要素: 0 / 含まれる分子: #1-#4 |
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由来(天然) | 生物種: Homo sapiens (ヒト) |
-分子 #1: anti-BRIL Fab Heavy chain
分子 | 名称: anti-BRIL Fab Heavy chain / タイプ: protein_or_peptide / ID: 1 / コピー数: 1 / 光学異性体: LEVO |
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由来(天然) | 生物種: Homo sapiens (ヒト) |
分子量 | 理論値: 28.577918 KDa |
組換発現 | 生物種: Mammalian expression vector Flag-MCS-pcDNA3.1 (その他) |
配列 | 文字列: MGWSCIILFL VATATGVHSE ISEVQLVESG GGLVQPGGSL RLSCAASGFN VVDFSLHWVR QAPGKGLEWV AYISSSSGST SYADSVKGR FTISADTSKN TAYLQMNSLR AEDTAVYYCA RWGYWPGEPW WKAFDYWGQG TLVTVSSAST KGPSVFPLAP S SKSTSGGT ...文字列: MGWSCIILFL VATATGVHSE ISEVQLVESG GGLVQPGGSL RLSCAASGFN VVDFSLHWVR QAPGKGLEWV AYISSSSGST SYADSVKGR FTISADTSKN TAYLQMNSLR AEDTAVYYCA RWGYWPGEPW WKAFDYWGQG TLVTVSSAST KGPSVFPLAP S SKSTSGGT AALGCLVKDY FPEPVTVSWN SGALTSGVHT FPAVLQSSGL YSLSSVVTVP SSSLGTQTYI CNVNHKPSNT KV DKKVEPK SCDKTHENLY FQGHHHHHH |
-分子 #2: anti-Fab Nanobody
分子 | 名称: anti-Fab Nanobody / タイプ: protein_or_peptide / ID: 2 / コピー数: 1 / 光学異性体: LEVO |
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由来(天然) | 生物種: synthetic construct (人工物) |
分子量 | 理論値: 15.071431 KDa |
組換発現 | 生物種: Escherichia coli (大腸菌) |
配列 | 文字列: HHHHHHGENL YFQGSQVQLQ ESGGGLVQPG GSLRLSCAAS GRTISRYAMS WFRQAPGKER EFVAVARRSG DGAFYADSVQ GRFTVSRDD AKNTVYLQMN SLKPEDTAVY YCAIDSDTFY SGSYDYWGQG TQVTVSS |
-分子 #3: anti-BRIL Fab Light chain
分子 | 名称: anti-BRIL Fab Light chain / タイプ: protein_or_peptide / ID: 3 / コピー数: 1 / 光学異性体: LEVO |
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由来(天然) | 生物種: Homo sapiens (ヒト) |
分子量 | 理論値: 25.575604 KDa |
組換発現 | 生物種: Mammalian expression vector Flag-MCS-pcDNA3.1 (その他) |
配列 | 文字列: MGWSCIILFL VATATGVHSS DIQMTQSPSS LSASVGDRVT ITCRASQSVS SAVAWYQQKP GKAPKLLIYS ASSLYSGVPS RFSGSRSGT DFTLTISSLQ PEDFATYYCQ QYLYYSLVTF GQGTKVEIKR TVAAPSVFIF PPSDSQLKSG TASVVCLLNN F YPREAKVQ ...文字列: MGWSCIILFL VATATGVHSS DIQMTQSPSS LSASVGDRVT ITCRASQSVS SAVAWYQQKP GKAPKLLIYS ASSLYSGVPS RFSGSRSGT DFTLTISSLQ PEDFATYYCQ QYLYYSLVTF GQGTKVEIKR TVAAPSVFIF PPSDSQLKSG TASVVCLLNN F YPREAKVQ WKVDNALQSG NSQESVTEQD SKDSTYSLSS TLTLSKADYE KHKVYACEVT HQGLSSPVTK SFNRGEC |
-分子 #4: Endoglucanase H,Endothelin-1 receptor,Soluble cytochrome b562
分子 | 名称: Endoglucanase H,Endothelin-1 receptor,Soluble cytochrome b562 タイプ: protein_or_peptide / ID: 4 / コピー数: 1 / 光学異性体: LEVO / EC番号: cellulase |
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由来(天然) | 生物種: Homo sapiens (ヒト) |
分子量 | 理論値: 89.090867 KDa |
組換発現 | 生物種: Spodoptera frugiperda (ツマジロクサヨトウ) |
配列 | 文字列: MKTIIALSYI FCLVFADYKD DDDAHHHHHH HHHHGRAMAS NYNSGLKIGA WVGTQPSESA IKSFQELQGR KLDIVHQFIN WSTDFSWVR PYADAVYNNG SILMITWEPW EYNTVDIKNG KADAYITRMA QDMKAYGKEI WLRPLHAANG DWYPWAIGYS S RVNTNETY ...文字列: MKTIIALSYI FCLVFADYKD DDDAHHHHHH HHHHGRAMAS NYNSGLKIGA WVGTQPSESA IKSFQELQGR KLDIVHQFIN WSTDFSWVR PYADAVYNNG SILMITWEPW EYNTVDIKNG KADAYITRMA QDMKAYGKEI WLRPLHAANG DWYPWAIGYS S RVNTNETY IAAFRHIVDI FRANGATNVK WVFNVNCDNV GNGTSYLGHY PGDNYVDYTS IDGYNWGTTQ SWGSQWQSFD QV FSRAYQA LASINKPIII AEFASAEIGG NKARWITEAY NSIRTSYNKV IAAVWFHENK ETDWRINSSP EALAAYREAI GAE NLYFQG TTHQPTNLVL PSNGSMHNYC PQQTKITSAF KYINTVISCT IFIVGMVGNA TLLRIIYQNK CMRNGPNALI ASLA LGDLI YVVIDLPINV FKLLAGRWPF DHNDFGVFLC KLFPFLQKSS VGITVLNLCA LSVDRYRAVA SWSRVQGIGI PLVTA IEIV SIWILSFILA IPEAIGFVMV PFEYRGEQHK TCMLNATSKF MEFYQDVKDW WLFGFYFCMP LVCTAIFYTL MTCEAR RQL ADLEDNWETL NDNLKVIEKA DNAAQVKDAL TKMRAAALDA QKATPPKLED KSPDSPEMKD FRHGFDILVG QIDDALK LA NEGKVKEAQA AAEQLKTTRN AYIQKYLERA RSTLKQRREV AKTVFCLVVI FALCWFPLHL SRILKKTVYN EMDKNRCE L LSFLLLMDYI GINLATMNSC INPIALYFVS KKFKNCFQSC LCCCCYQSKS LMTSVPMNGT SI UniProtKB: Endoglucanase H, Endothelin-1 receptor, Soluble cytochrome b562, Endothelin-1 receptor |
-分子 #5: ~{N}-(3-methoxy-5-methyl-pyrazin-2-yl)-2-[4-(1,3,4-oxadiazol-2-yl...
分子 | 名称: ~{N}-(3-methoxy-5-methyl-pyrazin-2-yl)-2-[4-(1,3,4-oxadiazol-2-yl)phenyl]pyridine-3-sulfonamide タイプ: ligand / ID: 5 / コピー数: 1 / 式: A1D5L |
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分子量 | 理論値: 424.433 Da |
-実験情報
-構造解析
手法 | クライオ電子顕微鏡法 |
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解析 | 単粒子再構成法 |
試料の集合状態 | particle |
-試料調製
緩衝液 | pH: 7.4 |
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凍結 | 凍結剤: ETHANE |
-電子顕微鏡法
顕微鏡 | FEI TITAN |
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撮影 | フィルム・検出器のモデル: FEI FALCON IV (4k x 4k) 平均電子線量: 60.0 e/Å2 |
電子線 | 加速電圧: 300 kV / 電子線源: FIELD EMISSION GUN |
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): 2.0 µm / 最小 デフォーカス(公称値): 1.0 µm |