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データを開く
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基本情報
| 登録情報 | データベース: PDB / ID: 7sf8 | ||||||
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| タイトル | GPR56 (ADGRG1) 7TM domain bound to tethered agonist in complex with G protein heterotrimer | ||||||
要素 |
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キーワード | MEMBRANE PROTEIN / Adhesion GPCR / GPR56 / ADGRG1 / tethered agonist / stalk / stachel / miniG13 / G13 heterotrimer / G protein / cryoEM | ||||||
| 機能・相同性 | 機能・相同性情報cerebral cortex regionalization / cerebral cortex radial glia-guided migration / Rho-activating G protein-coupled receptor signaling pathway / glial limiting end-foot / negative regulation of neuron migration / hematopoietic stem cell homeostasis / regulation of platelet aggregation / layer formation in cerebral cortex / positive regulation of vascular endothelial growth factor signaling pathway / positive regulation of neural precursor cell proliferation ...cerebral cortex regionalization / cerebral cortex radial glia-guided migration / Rho-activating G protein-coupled receptor signaling pathway / glial limiting end-foot / negative regulation of neuron migration / hematopoietic stem cell homeostasis / regulation of platelet aggregation / layer formation in cerebral cortex / positive regulation of vascular endothelial growth factor signaling pathway / positive regulation of neural precursor cell proliferation / extracellular matrix binding / neural precursor cell proliferation / negative regulation of ferroptosis / seminiferous tubule development / positive regulation of Rho protein signal transduction / collagen binding / Rho protein signal transduction / positive regulation of cell adhesion / G protein-coupled receptor activity / brain development / 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 / Activation of G protein gated Potassium channels / Inhibition of voltage gated Ca2+ channels via Gbeta/gamma subunits / G-protein activation / 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 / photoreceptor disc membrane / Sensory perception of sweet, bitter, and umami (glutamate) taste / Glucagon-type ligand receptors / Adrenaline,noradrenaline inhibits insulin secretion / Vasopressin regulates renal water homeostasis via Aquaporins / Glucagon-like Peptide-1 (GLP1) regulates insulin secretion / G alpha (z) signalling events / cellular response to catecholamine stimulus / ADP signalling through P2Y purinoceptor 1 / ADORA2B mediated anti-inflammatory cytokines production / G beta:gamma signalling through PI3Kgamma / adenylate cyclase-activating dopamine receptor signaling pathway / Cooperation of PDCL (PhLP1) and TRiC/CCT in G-protein beta folding / GPER1 signaling / cell migration / Inactivation, recovery and regulation of the phototransduction cascade / cellular response to prostaglandin E stimulus / G-protein beta-subunit binding / heterotrimeric G-protein complex / cell-cell signaling / G alpha (12/13) signalling events / sensory perception of taste / extracellular vesicle / heparin binding / signaling receptor complex adaptor activity / Thrombin signalling through proteinase activated receptors (PARs) / retina development in camera-type eye / GTPase binding / Ca2+ pathway / fibroblast proliferation / High laminar flow shear stress activates signaling by PIEZO1 and PECAM1:CDH5:KDR in endothelial cells / angiogenesis / G alpha (i) signalling events / G alpha (s) signalling events / phospholipase C-activating G protein-coupled receptor signaling pathway / G alpha (q) signalling events / Ras protein signal transduction / Extra-nuclear estrogen signaling / cell surface receptor signaling pathway / cell population proliferation / cell adhesion / G protein-coupled receptor signaling pathway / membrane raft / negative regulation of cell population proliferation / lysosomal membrane / GTPase activity / synapse / protein-containing complex binding / signal transduction / extracellular exosome / membrane / plasma membrane / cytoplasm / cytosol 類似検索 - 分子機能 | ||||||
| 生物種 | Homo sapiens (ヒト) | ||||||
| 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: 2.7 Å | ||||||
データ登録者 | Barros-Alvarez, X. / Panova, O. / Skiniotis, G. | ||||||
| 資金援助 | 1件
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引用 | ジャーナル: Nature / 年: 2022タイトル: The tethered peptide activation mechanism of adhesion GPCRs. 著者: Ximena Barros-Álvarez / Robert M Nwokonko / Alexander Vizurraga / Donna Matzov / Feng He / Makaía M Papasergi-Scott / Michael J Robertson / Ouliana Panova / Eliane Hadas Yardeni / Alpay B ...著者: Ximena Barros-Álvarez / Robert M Nwokonko / Alexander Vizurraga / Donna Matzov / Feng He / Makaía M Papasergi-Scott / Michael J Robertson / Ouliana Panova / Eliane Hadas Yardeni / Alpay B Seven / Frank E Kwarcinski / Hongyu Su / Maria Claudia Peroto / Justin G Meyerowitz / Moran Shalev-Benami / Gregory G Tall / Georgios Skiniotis / ![]() 要旨: Adhesion G-protein-coupled receptors (aGPCRs) are characterized by the presence of auto-proteolysing extracellular regions that are involved in cell-cell and cell-extracellular matrix interactions. ...Adhesion G-protein-coupled receptors (aGPCRs) are characterized by the presence of auto-proteolysing extracellular regions that are involved in cell-cell and cell-extracellular matrix interactions. Self cleavage within the aGPCR auto-proteolysis-inducing (GAIN) domain produces two protomers-N-terminal and C-terminal fragments-that remain non-covalently attached after receptors reach the cell surface. Upon dissociation of the N-terminal fragment, the C-terminus of the GAIN domain acts as a tethered agonist (TA) peptide to activate the seven-transmembrane domain with a mechanism that has been poorly understood. Here we provide cryo-electron microscopy snapshots of two distinct members of the aGPCR family, GPR56 (also known as ADGRG1) and latrophilin 3 (LPHN3 (also known as ADGRL3)). Low-resolution maps of the receptors in their N-terminal fragment-bound state indicate that the GAIN domain projects flexibly towards the extracellular space, keeping the encrypted TA peptide away from the seven-transmembrane domain. High-resolution structures of GPR56 and LPHN3 in their active, G-protein-coupled states, reveal that after dissociation of the extracellular region, the decrypted TA peptides engage the seven-transmembrane domain core with a notable conservation of interactions that also involve extracellular loop 2. TA binding stabilizes breaks in the middle of transmembrane helices 6 and 7 that facilitate aGPCR coupling and activation of heterotrimeric G proteins. Collectively, these results enable us to propose a general model for aGPCR activation. | ||||||
| 履歴 |
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構造の表示
| 構造ビューア | 分子: Molmil Jmol/JSmol |
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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 | 7sf8.cif.gz | 160.5 KB | 表示 | PDBx/mmCIF形式 |
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| PDB形式 | pdb7sf8.ent.gz | 123.5 KB | 表示 | PDB形式 |
| PDBx/mmJSON形式 | 7sf8.json.gz | ツリー表示 | PDBx/mmJSON形式 | |
| その他 | その他のダウンロード |
-検証レポート
| 文書・要旨 | 7sf8_validation.pdf.gz | 673.6 KB | 表示 | wwPDB検証レポート |
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| 文書・詳細版 | 7sf8_full_validation.pdf.gz | 677.1 KB | 表示 | |
| XML形式データ | 7sf8_validation.xml.gz | 33.5 KB | 表示 | |
| CIF形式データ | 7sf8_validation.cif.gz | 51 KB | 表示 | |
| アーカイブディレクトリ | https://data.pdbj.org/pub/pdb/validation_reports/sf/7sf8 ftp://data.pdbj.org/pub/pdb/validation_reports/sf/7sf8 | HTTPS FTP |
-関連構造データ
| 関連構造データ | ![]() 25077MC ![]() 7sf7C 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 F&H 検索 |
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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: 34798.094 Da / 分子数: 1 断片: 7TM domain with activation paptide (UNP residues 383-687) 由来タイプ: 組換発現 / 由来: (組換発現) Homo sapiens (ヒト) / 遺伝子: ADGRG1, GPR56, TM7LN4, TM7XN1, UNQ540/PRO1083発現宿主: ![]() 参照: UniProt: Q9Y653 |
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| #2: タンパク質 | 分子量: 26574.400 Da / 分子数: 1 / 由来タイプ: 組換発現 / 由来: (組換発現) Homo sapiens (ヒト)発現宿主: ![]() |
| #3: タンパク質 | 分子量: 37416.930 Da / 分子数: 1 / 由来タイプ: 組換発現 / 由来: (組換発現) Homo sapiens (ヒト) / 遺伝子: GNB1発現宿主: ![]() 参照: UniProt: P62873 |
| #4: タンパク質 | 分子量: 7861.143 Da / 分子数: 1 / 由来タイプ: 組換発現 / 由来: (組換発現) Homo sapiens (ヒト) / 遺伝子: GNG2発現宿主: ![]() 参照: UniProt: P59768 |
| Has protein modification | Y |
-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: GPR56 (ADGRG1) 7TM domain bound to tethered agonist in complex with mini-G13 protein タイプ: COMPLEX / Entity ID: all / 由来: RECOMBINANT |
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| 分子量 | 実験値: NO |
| 由来(天然) | 生物種: Homo sapiens (ヒト) |
| 由来(組換発現) | 生物種: ![]() |
| 緩衝液 | pH: 7.5 |
| 試料 | 濃度: 7.5 mg/ml / 包埋: NO / シャドウイング: NO / 染色: NO / 凍結: YES |
| 試料支持 | グリッドのタイプ: UltrAuFoil R1.2/1.3 |
| 急速凍結 | 装置: FEI VITROBOT MARK II / 凍結剤: ETHANE |
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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: FEI TITAN KRIOS |
| 電子銃 | 電子線源: FIELD EMISSION GUN / 加速電圧: 300 kV / 照射モード: FLOOD BEAM |
| 電子レンズ | モード: BRIGHT FIELD / 倍率(補正後): 55000 X / Cs: 2.7 mm / C2レンズ絞り径: 70 µm |
| 試料ホルダ | 試料ホルダーモデル: FEI TITAN KRIOS AUTOGRID HOLDER |
| 撮影 | 電子線照射量: 1.07 e/Å2 フィルム・検出器のモデル: GATAN K3 BIOQUANTUM (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 | ||||||||||||||||||||||||
| 対称性 | 点対称性: C1 (非対称) | ||||||||||||||||||||||||
| 3次元再構成 | 解像度: 2.7 Å / 解像度の算出法: FSC 0.143 CUT-OFF / 粒子像の数: 541279 / 対称性のタイプ: POINT |
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万見について




Homo sapiens (ヒト)
引用




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gel filtration

