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基本情報
登録情報 | ![]() | |||||||||
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タイトル | Cryo-EM structure of PGE2-EP1-Gq complex | |||||||||
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![]() | GPCR / EP1 / PGE2 / Gq / MEMBRANE PROTEIN | |||||||||
機能・相同性 | ![]() prostaglandin E receptor activity / Prostanoid ligand receptors / Fatty Acids bound to GPR40 (FFAR1) regulate insulin secretion / Acetylcholine regulates insulin secretion / phospholipase C-activating G protein-coupled glutamate receptor signaling pathway / phospholipase C-activating serotonin receptor signaling pathway / PLC beta mediated events / entrainment of circadian clock / regulation of platelet activation / regulation of canonical Wnt signaling pathway ...prostaglandin E receptor activity / Prostanoid ligand receptors / Fatty Acids bound to GPR40 (FFAR1) regulate insulin secretion / Acetylcholine regulates insulin secretion / phospholipase C-activating G protein-coupled glutamate receptor signaling pathway / phospholipase C-activating serotonin receptor signaling pathway / PLC beta mediated events / entrainment of circadian clock / regulation of platelet activation / regulation of canonical Wnt signaling pathway / glutamate receptor signaling pathway / phototransduction, visible light / postsynaptic cytosol / PKA activation in glucagon signalling / hair follicle placode formation / photoreceptor outer segment / developmental growth / neuropeptide signaling pathway / D1 dopamine receptor binding / intracellular transport / vascular endothelial cell response to laminar fluid shear stress / renal water homeostasis / Hedgehog 'off' state / positive regulation of protein localization to cell cortex / Adenylate cyclase inhibitory pathway / T cell migration / adenylate cyclase-activating adrenergic receptor signaling pathway / activation of adenylate cyclase activity / D2 dopamine receptor binding / enzyme regulator activity / response to prostaglandin E / G protein-coupled serotonin receptor binding / adenylate cyclase regulator activity / adenylate cyclase-inhibiting serotonin receptor signaling pathway / cellular response to forskolin / regulation of insulin secretion / cellular response to glucagon stimulus / regulation of mitotic spindle organization / GTPase activator activity / adenylate cyclase activator activity / Turbulent (oscillatory, disturbed) flow shear stress activates signaling by PIEZO1 and integrins in endothelial cells / trans-Golgi network membrane / negative regulation of protein kinase activity / Regulation of insulin secretion / negative regulation of inflammatory response to antigenic stimulus / positive regulation of cholesterol biosynthetic process / G protein-coupled receptor binding / adenylate cyclase-inhibiting G protein-coupled receptor signaling pathway / bone development / adenylate cyclase-modulating G protein-coupled receptor signaling pathway / response to peptide hormone / G-protein beta/gamma-subunit complex binding / centriolar satellite / platelet aggregation / cognition / Olfactory Signaling Pathway / Activation of the phototransduction cascade / G beta:gamma signalling through PLC beta / Presynaptic function of Kainate receptors / Thromboxane signalling through TP receptor / G protein-coupled acetylcholine receptor signaling pathway / adenylate cyclase-activating G protein-coupled receptor signaling pathway / G-protein activation / Activation of G protein gated Potassium channels / Inhibition of voltage gated Ca2+ channels via Gbeta/gamma subunits / Prostacyclin signalling through prostacyclin receptor / G beta:gamma signalling through CDC42 / Glucagon signaling in metabolic regulation / G beta:gamma signalling through BTK / Synthesis, secretion, and inactivation of Glucagon-like Peptide-1 (GLP-1) / ADP signalling through P2Y purinoceptor 12 / Sensory perception of sweet, bitter, and umami (glutamate) taste / photoreceptor disc membrane / Glucagon-type ligand receptors / Adrenaline,noradrenaline inhibits insulin secretion / blood coagulation / Vasopressin regulates renal water homeostasis via Aquaporins / GDP binding / G alpha (z) signalling events / Glucagon-like Peptide-1 (GLP1) regulates insulin secretion / cellular response to catecholamine stimulus / ADORA2B mediated anti-inflammatory cytokines production / ADP signalling through P2Y purinoceptor 1 / G beta:gamma signalling through PI3Kgamma / Cooperation of PDCL (PhLP1) and TRiC/CCT in G-protein beta folding / adenylate cyclase-activating dopamine receptor signaling pathway / sensory perception of smell / GPER1 signaling / Inactivation, recovery and regulation of the phototransduction cascade / cellular response to prostaglandin E stimulus / G-protein beta-subunit binding / heterotrimeric G-protein complex / G alpha (12/13) signalling events / sensory perception of taste / extracellular vesicle / signaling receptor complex adaptor activity / Thrombin signalling through proteinase activated receptors (PARs) / positive regulation of cold-induced thermogenesis / G protein activity / positive regulation of cytosolic calcium ion concentration 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: 2.55 Å | |||||||||
![]() | Meng X / Xu Y / Xu HE | |||||||||
資金援助 | ![]()
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![]() | ![]() タイトル: Structural Insights into the Activation of Human Prostaglandin E2 Receptor EP1 Subtype by Prostaglandin E2 著者: Meng X / Xu Y / Xu HE | |||||||||
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 | ![]() | 117.7 MB | ![]() | |
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ヘッダ (付随情報) | ![]() ![]() | 19 KB 19 KB | 表示 表示 | ![]() |
画像 | ![]() | 37.8 KB | ||
Filedesc metadata | ![]() | 6.5 KB | ||
その他 | ![]() ![]() | 116 MB 116 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 | ![]() 9m1hMC M: このマップから作成された原子モデル 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
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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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: 0.824 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: #2
ファイル | emd_63571_half_map_1.map | ||||||||||||
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投影像・断面図 |
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密度ヒストグラム |
-ハーフマップ: #1
ファイル | emd_63571_half_map_2.map | ||||||||||||
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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 : PGE2-EP1-Gq complex
全体 | 名称: PGE2-EP1-Gq complex |
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要素 |
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-超分子 #1: PGE2-EP1-Gq complex
超分子 | 名称: PGE2-EP1-Gq complex / 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: ![]() |
-分子 #1: Prostaglandin E2 receptor EP1 subtype
分子 | 名称: Prostaglandin E2 receptor EP1 subtype / 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: ![]() |
分子量 | 理論値: 41.84723 KDa |
組換発現 | 生物種: ![]() |
配列 | 文字列: MSPCGPLNLS LAGEATTCAA PWVPNTSAVP PSGASPALPI FSMTLGAVSN LLALALLAQA AGRLRRRRSA ATFLLFVASL LATDLAGHV IPGALVLRLY TAGRAPAGGA CHFLGGCMVF FGLCPLLLGC GMAVERCVGV TRPLLHAARV SVARARLALA A VAAVALAV ...文字列: MSPCGPLNLS LAGEATTCAA PWVPNTSAVP PSGASPALPI FSMTLGAVSN LLALALLAQA AGRLRRRRSA ATFLLFVASL LATDLAGHV IPGALVLRLY TAGRAPAGGA CHFLGGCMVF FGLCPLLLGC GMAVERCVGV TRPLLHAARV SVARARLALA A VAAVALAV ALLPLARVGR YELQYPGTWC FIGLGPPGGW RQALLAGLFA SLGLVALLAA LVCNTLSGLA LLRARWRRRS RR PPPASGP DSRRRWGAHG PRSASASSAS SIASASTFFG GSRSSGSARR ARAHDVEMVG QLVGIMVVSC ICWSPMLVLV ALA VGGWSS TSLQRPLFLA VRLASWNQIL DPWVYILLRQ AVLRQLLRLL PPRAGAKGGP AGLGLTPSAW EASSLRSSRH SGLS HF UniProtKB: Prostaglandin E2 receptor EP1 subtype |
-分子 #2: Guanine nucleotide-binding protein G(i) subunit alpha-1,Guanine n...
分子 | 名称: Guanine nucleotide-binding protein G(i) subunit alpha-1,Guanine nucleotide-binding protein G(s) subunit alpha isoforms short,Guanine nucleotide-binding protein G(q) subunit alpha タイプ: protein_or_peptide / ID: 2 / コピー数: 1 / 光学異性体: LEVO EC番号: 加水分解酵素; 酸無水物に作用; GTPに作用・細胞または細胞小器官の運動に関与 |
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由来(天然) | 生物種: ![]() |
分子量 | 理論値: 41.724383 KDa |
組換発現 | 生物種: ![]() |
配列 | 文字列: MGCTLSAEDK AAVERSKMIE KQLQKDKQVY RRTLRLLLLG ADNSGKSTIV KQMRIYHVNG YSEEECKQYK AVVYSNTIQS IIAIIRAMG RLKIDFGDSA RADDARQLFV LAGAAEEGFM TAELAGVIKR LWKDSGVQAC FNRSREYQLN DSAAYYLNDL D RIAQPNYI ...文字列: MGCTLSAEDK AAVERSKMIE KQLQKDKQVY RRTLRLLLLG ADNSGKSTIV KQMRIYHVNG YSEEECKQYK AVVYSNTIQS IIAIIRAMG RLKIDFGDSA RADDARQLFV LAGAAEEGFM TAELAGVIKR LWKDSGVQAC FNRSREYQLN DSAAYYLNDL D RIAQPNYI PTQQDVLRTR VKTSGIFETK FQVDKVNFHM FDVGAQRDER RKWIQCFNDV TAIIFVVDSS DYNRLQEALN DF KSIWNNR WLRTISVILF LNKQDLLAEK VLAGKSKIED YFPEFARYTT PEDATPEPGE DPRVTRAKYF IRKEFVDIST ASG DGRHIC YPHFTCSVDT ENARRIFNDC KDIILQMNLR EYNLV UniProtKB: Guanine nucleotide-binding protein G(i) subunit alpha-1, Guanine nucleotide-binding protein G(s) subunit alpha isoforms short, Guanine nucleotide-binding protein G(i) subunit alpha-1, ...UniProtKB: Guanine nucleotide-binding protein G(i) subunit alpha-1, Guanine nucleotide-binding protein G(s) subunit alpha isoforms short, Guanine nucleotide-binding protein G(i) subunit alpha-1, Guanine nucleotide-binding protein G(s) subunit alpha isoforms short, Guanine nucleotide-binding protein G(s) subunit alpha isoforms short, Guanine nucleotide-binding protein G(q) subunit alpha |
-分子 #3: Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1
分子 | 名称: Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 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: ![]() |
分子量 | 理論値: 37.915496 KDa |
組換発現 | 生物種: ![]() |
配列 | 文字列: MGSLLQSELD QLRQEAEQLK NQIRDARKAC ADATLSQITN NIDPVGRIQM RTRRTLRGHL AKIYAMHWGT DSRLLVSASQ DGKLIIWDS YTTNKVHAIP LRSSWVMTCA YAPSGNYVAC GGLDNICSIY NLKTREGNVR VSRELAGHTG YLSCCRFLDD N QIVTSSGD ...文字列: MGSLLQSELD QLRQEAEQLK NQIRDARKAC ADATLSQITN NIDPVGRIQM RTRRTLRGHL AKIYAMHWGT DSRLLVSASQ DGKLIIWDS YTTNKVHAIP LRSSWVMTCA YAPSGNYVAC GGLDNICSIY NLKTREGNVR VSRELAGHTG YLSCCRFLDD N QIVTSSGD TTCALWDIET GQQTTTFTGH TGDVMSLSLA PDTRLFVSGA CDASAKLWDV REGMCRQTFT GHESDINAIC FF PNGNAFA TGSDDATCRL FDLRADQELM TYSHDNIICG ITSVSFSKSG RLLLAGYDDF NCNVWDALKA DRAGVLAGHD NRV SCLGVT DDGMAVATGS WDSFLKIWN UniProtKB: Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 |
-分子 #4: Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2
分子 | 名称: Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 タイプ: protein_or_peptide / ID: 4 / コピー数: 1 / 光学異性体: LEVO |
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由来(天然) | 生物種: ![]() |
分子量 | 理論値: 7.861143 KDa |
組換発現 | 生物種: ![]() |
配列 | 文字列: MASNNTASIA QARKLVEQLK MEANIDRIKV SKAAADLMAY CEAHAKEDPL LTPVPASENP FREKKFFCAI L UniProtKB: Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 |
-分子 #5: (Z)-7-[(1R,2R,3R)-3-hydroxy-2-[(E,3S)-3-hydroxyoct-1-enyl]-5-oxo-...
分子 | 名称: (Z)-7-[(1R,2R,3R)-3-hydroxy-2-[(E,3S)-3-hydroxyoct-1-enyl]-5-oxo-cyclopentyl]hept-5-enoic acid タイプ: ligand / ID: 5 / コピー数: 1 / 式: P2E |
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分子量 | 理論値: 352.465 Da |
Chemical component information | ![]() ChemComp-P2E: |
-分子 #6: water
分子 | 名称: water / タイプ: ligand / ID: 6 / コピー数: 1 / 式: HOH |
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分子量 | 理論値: 18.015 Da |
Chemical component information | ![]() ChemComp-HOH: |
-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
緩衝液 | pH: 7.5 |
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凍結 | 凍結剤: ETHANE |
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電子顕微鏡法
顕微鏡 | TFS KRIOS |
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撮影 | フィルム・検出器のモデル: GATAN K3 (6k x 4k) / 平均電子線量: 30.0 e/Å2 |
電子線 | 加速電圧: 300 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): 5.0 µm / 最小 デフォーカス(公称値): 1.2 µm |
実験機器 | ![]() モデル: Titan Krios / 画像提供: FEI Company |
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画像解析
初期モデル | モデルのタイプ: NONE |
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最終 再構成 | 解像度のタイプ: BY AUTHOR / 解像度: 2.55 Å / 解像度の算出法: FSC 0.143 CUT-OFF / 使用した粒子像数: 543885 |
初期 角度割当 | タイプ: ANGULAR RECONSTITUTION |
最終 角度割当 | タイプ: ANGULAR RECONSTITUTION |