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基本情報
登録情報 | ![]() | |||||||||
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タイトル | Cryo-EM structure of human GPR156-Gi3 complex | |||||||||
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![]() | GPCR / class C / GPR156 / cryo-EM / homodimer / active state / MEMBRANE PROTEIN | |||||||||
機能・相同性 | ![]() stereocilium bundle organization / G protein-coupled GABA receptor activity / G protein-coupled receptor heterodimeric complex / negative regulation of adenylate cyclase activity / G-protein activation / Activation of the phototransduction cascade / Glucagon-type ligand receptors / Thromboxane signalling through TP receptor / Sensory perception of sweet, bitter, and umami (glutamate) taste / G beta:gamma signalling through PI3Kgamma ...stereocilium bundle organization / G protein-coupled GABA receptor activity / G protein-coupled receptor heterodimeric complex / negative regulation of adenylate cyclase activity / G-protein activation / Activation of the phototransduction cascade / Glucagon-type ligand receptors / Thromboxane signalling through TP receptor / Sensory perception of sweet, bitter, and umami (glutamate) taste / G beta:gamma signalling through PI3Kgamma / G beta:gamma signalling through CDC42 / Cooperation of PDCL (PhLP1) and TRiC/CCT in G-protein beta folding / Activation of G protein gated Potassium channels / Inhibition of voltage gated Ca2+ channels via Gbeta/gamma subunits / Ca2+ pathway / G alpha (z) signalling events / High laminar flow shear stress activates signaling by PIEZO1 and PECAM1:CDH5:KDR in endothelial cells / Glucagon-like Peptide-1 (GLP1) regulates insulin secretion / Vasopressin regulates renal water homeostasis via Aquaporins / Adrenaline,noradrenaline inhibits insulin secretion / ADP signalling through P2Y purinoceptor 12 / G alpha (q) signalling events / GTP metabolic process / G alpha (i) signalling events / Activation of G protein gated Potassium channels / G-protein activation / G beta:gamma signalling through PI3Kgamma / Prostacyclin signalling through prostacyclin receptor / G beta:gamma signalling through PLC beta / ADP signalling through P2Y purinoceptor 1 / Thromboxane signalling through TP receptor / Presynaptic function of Kainate receptors / G beta:gamma signalling through CDC42 / Inhibition of voltage gated Ca2+ channels via Gbeta/gamma subunits / Thrombin signalling through proteinase activated receptors (PARs) / G alpha (12/13) signalling events / Glucagon-type ligand receptors / G beta:gamma signalling through BTK / ADP signalling through P2Y purinoceptor 12 / Adrenaline,noradrenaline inhibits insulin secretion / Cooperation of PDCL (PhLP1) and TRiC/CCT in G-protein beta folding / Ca2+ pathway / Thrombin signalling through proteinase activated receptors (PARs) / G alpha (z) signalling events / Extra-nuclear estrogen signaling / G alpha (s) signalling events / photoreceptor outer segment membrane / G alpha (q) signalling events / gamma-aminobutyric acid signaling pathway / G alpha (i) signalling events / spectrin binding / Glucagon-like Peptide-1 (GLP1) regulates insulin secretion / High laminar flow shear stress activates signaling by PIEZO1 and PECAM1:CDH5:KDR in endothelial cells / Vasopressin regulates renal water homeostasis via Aquaporins / alkylglycerophosphoethanolamine phosphodiesterase activity / positive regulation of macroautophagy / photoreceptor outer segment / Adenylate cyclase inhibitory pathway / photoreceptor inner segment / cardiac muscle cell apoptotic process / G protein-coupled receptor binding / adenylate cyclase-inhibiting G protein-coupled receptor signaling pathway / adenylate cyclase-modulating G protein-coupled receptor signaling pathway / G-protein beta/gamma-subunit complex binding / centriolar satellite / ADP signalling through P2Y purinoceptor 12 / GDP binding / G alpha (z) signalling events / cellular response to catecholamine stimulus / ADORA2B mediated anti-inflammatory cytokines production / adenylate cyclase-activating dopamine receptor signaling pathway / GPER1 signaling / cellular response to prostaglandin E stimulus / G-protein beta-subunit binding / heterotrimeric G-protein complex / sensory perception of taste / signaling receptor complex adaptor activity / positive regulation of cytosolic calcium ion concentration / cell body / GTPase binding / retina development in camera-type eye / midbody / G alpha (i) signalling events / G alpha (s) signalling events / phospholipase C-activating G protein-coupled receptor signaling pathway / cellular response to hypoxia / Extra-nuclear estrogen signaling / cell population proliferation / ciliary basal body / G protein-coupled receptor signaling pathway / lysosomal membrane / cell division / GTPase activity / synapse / dendrite / centrosome / protein-containing complex binding / GTP binding / nucleolus / Golgi apparatus 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: 2.4 Å | |||||||||
![]() | Ma XY / Chen LN / Liao MH / Zhang LY / Xi K / Guo JM | |||||||||
資金援助 | 1件
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![]() | ![]() タイトル: Molecular insights into the activation mechanism of GPR156 in maintaining auditory function. 著者: Xiangyu Ma / Li-Nan Chen / Menghui Liao / Liyan Zhang / Kun Xi / Jiamin Guo / Cangsong Shen / Dan-Dan Shen / Pengjun Cai / Qingya Shen / Jieyu Qi / Huibing Zhang / Shao-Kun Zang / Ying-Jun ...著者: Xiangyu Ma / Li-Nan Chen / Menghui Liao / Liyan Zhang / Kun Xi / Jiamin Guo / Cangsong Shen / Dan-Dan Shen / Pengjun Cai / Qingya Shen / Jieyu Qi / Huibing Zhang / Shao-Kun Zang / Ying-Jun Dong / Luwei Miao / Jiao Qin / Su-Yu Ji / Yue Li / Jianfeng Liu / Chunyou Mao / Yan Zhang / Renjie Chai / ![]() 要旨: The class C orphan G-protein-coupled receptor (GPCR) GPR156, which lacks the large extracellular region, plays a pivotal role in auditory function through G. Here, we firstly demonstrate that GPR156 ...The class C orphan G-protein-coupled receptor (GPCR) GPR156, which lacks the large extracellular region, plays a pivotal role in auditory function through G. Here, we firstly demonstrate that GPR156 with high constitutive activity is essential for maintaining auditory function, and further reveal the structural basis of the sustained role of GPR156. We present the cryo-EM structures of human apo GPR156 and the GPR156-G complex, unveiling a small extracellular region formed by extracellular loop 2 (ECL2) and the N-terminus. The GPR156 dimer in both apo state and G protein-coupled state adopt a transmembrane (TM)5/6-TM5/6 interface, indicating the high constitutive activity of GPR156 in the apo state. Furthermore, C-terminus in G-bound subunit of GPR156 plays a dual role in promoting G protein binding within G-bound subunit while preventing the G-free subunit from binding to additional G protein. Together, these results explain how GPR156 constitutive activity is maintained through dimerization and provide a mechanistic insight into the sustained role of GPR156 in maintaining auditory function. | |||||||||
履歴 |
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構造の表示
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-EMDBアーカイブ
マップデータ | ![]() | 31.9 MB | ![]() | |
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ヘッダ (付随情報) | ![]() ![]() | 23 KB 23 KB | 表示 表示 | ![]() |
画像 | ![]() | 96.4 KB | ||
Filedesc metadata | ![]() | 7 KB | ||
その他 | ![]() ![]() | 59.4 MB 59.4 MB | ||
アーカイブディレクトリ | ![]() ![]() | HTTPS FTP |
-検証レポート
文書・要旨 | ![]() | 804.8 KB | 表示 | ![]() |
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文書・詳細版 | ![]() | 804.3 KB | 表示 | |
XML形式データ | ![]() | 12.3 KB | 表示 | |
CIF形式データ | ![]() | 14.5 KB | 表示 | |
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 | ![]() 8yk0MC ![]() 8yjpC 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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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: 0.93 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: #1
ファイル | emd_39356_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: #2
ファイル | emd_39356_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 : GPR156-Gi3 complex
全体 | 名称: GPR156-Gi3 complex |
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要素 |
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-超分子 #1: GPR156-Gi3 complex
超分子 | 名称: GPR156-Gi3 complex / タイプ: organelle_or_cellular_component / 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: Probable G-protein coupled receptor 156
分子 | 名称: Probable G-protein coupled receptor 156 / 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: 32.797066 KDa |
組換発現 | 生物種: ![]() ![]() |
配列 | 文字列: RPLHDLCKTT ITSSHHSSKT ISSLSPVLLG IVWTFLSCGL LLILFFLAFT IHCRKNRIVK MSSPNLNIVT LLGSCLTYSS AYLFGIQDV LVGSSMETLI QTRLSMLCIG TSLVFGPILG KSWRLYKVFT QRVPDKRVII KDLQLLGLVA ALLMADVILL M TWVLTDPI ...文字列: RPLHDLCKTT ITSSHHSSKT ISSLSPVLLG IVWTFLSCGL LLILFFLAFT IHCRKNRIVK MSSPNLNIVT LLGSCLTYSS AYLFGIQDV LVGSSMETLI QTRLSMLCIG TSLVFGPILG KSWRLYKVFT QRVPDKRVII KDLQLLGLVA ALLMADVILL M TWVLTDPI QCLQILSVSM TVTGKDVSCT STSTHFCASR YSDVWIALIW GCKGLLLLYG AYLAGLTGHV SSPPVNQSLT IM VGVNLLV LAAGLLFVVT RYLHSWPNLV FGLTSGGIFV CTTTINCFIF IPQLKQWKAF E UniProtKB: Probable G-protein coupled receptor 156 |
-分子 #2: 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: 2 / 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: 37.198656 KDa |
組換発現 | 生物種: ![]() ![]() |
配列 | 文字列: ELDQLRQEAE QLKNQIRDAR KACADATLSQ ITNNIDPVGR IQMRTRRTLR GHLAKIYAMH WGTDSRLLVS ASQDGKLIIW DSYTTNKVH AIPLRSSWVM TCAYAPSGNY VACGGLDNIC SIYNLKTREG NVRVSRELAG HTGYLSCCRF LDDNQIVTSS G DTTCALWD ...文字列: ELDQLRQEAE QLKNQIRDAR KACADATLSQ ITNNIDPVGR IQMRTRRTLR GHLAKIYAMH WGTDSRLLVS ASQDGKLIIW DSYTTNKVH AIPLRSSWVM TCAYAPSGNY VACGGLDNIC SIYNLKTREG NVRVSRELAG HTGYLSCCRF LDDNQIVTSS G DTTCALWD IETGQQTTTF TGHTGDVMSL SLAPDTRLFV SGACDASAKL WDVREGMCRQ TFTGHESDIN AICFFPNGNA FA TGSDDAT CRLFDLRADQ ELMTYSHDNI ICGITSVSFS KSGRLLLAGY DDFNCNVWDA LKADRAGVLA GHDNRVSCLG VTD DGMAVA TGSWDSFLKI WN UniProtKB: Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 |
-分子 #3: 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: 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: 6.28924 KDa |
組換発現 | 生物種: ![]() ![]() |
配列 | 文字列: ASIAQARKLV EQLKMEANID RIKVSKAAAD LMAYCEAHAK EDPLLTPVPA SENPFRE UniProtKB: Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 |
-分子 #4: Guanine nucleotide-binding protein G(i) subunit alpha-3
分子 | 名称: Guanine nucleotide-binding protein G(i) subunit alpha-3 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: 40.078512 KDa |
組換発現 | 生物種: ![]() ![]() |
配列 | 文字列: SAEDKAAVER SKMIDRNLRE DGEKAAKEVK LLLLGAGESG KNTIVKQMKI IHEDGYSEDE CKQYKVVVYS NTIQSIIAII RAMGRLKID FGEAARADDA RQLFVLAGSA EEGVMTPELA GVIKRLWRDG GVQACFSRSR EYQLNDSASY YLNDLDRISQ S NYIPTQQD ...文字列: SAEDKAAVER SKMIDRNLRE DGEKAAKEVK LLLLGAGESG KNTIVKQMKI IHEDGYSEDE CKQYKVVVYS NTIQSIIAII RAMGRLKID FGEAARADDA RQLFVLAGSA EEGVMTPELA GVIKRLWRDG GVQACFSRSR EYQLNDSASY YLNDLDRISQ S NYIPTQQD VLRTRVKTTG IVETHFTFKD LYFKMFDVGA QRSERKKWIH CFEGVTAIIF CVALSDYDLV LAEDEEMNRM HA SMKLFDS ICNNKWFTET SIILFLNKKD LFEEKIKRSP LTICYPEYTG SNTYEEAAAY IQCQFEDLNR RKDTKEIYTH FTC STDTKN VQFVFDAVTD VIIKNNLKEC GLY UniProtKB: Guanine nucleotide-binding protein G(i) subunit alpha-3 |
-分子 #5: Probable G-protein coupled receptor 156
分子 | 名称: Probable G-protein coupled receptor 156 / タイプ: protein_or_peptide / ID: 5 / 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: 35.083629 KDa |
組換発現 | 生物種: ![]() ![]() |
配列 | 文字列: RPLHDLCKTT ITSSHHSSKT ISSLSPVLLG IVWTFLSCGL LLILFFLAFT IHCRKNRIVK MSSPNLNIVT LLGSCLTYSS AYLFGIQDV LVGSSMETLI QTRLSMLCIG TSLVFGPILG KSWRLYKVFT QRVPDKRVII KDLQLLGLVA ALLMADVILL M TWVLTDPI ...文字列: RPLHDLCKTT ITSSHHSSKT ISSLSPVLLG IVWTFLSCGL LLILFFLAFT IHCRKNRIVK MSSPNLNIVT LLGSCLTYSS AYLFGIQDV LVGSSMETLI QTRLSMLCIG TSLVFGPILG KSWRLYKVFT QRVPDKRVII KDLQLLGLVA ALLMADVILL M TWVLTDPI QCLQILSVSM TVTGKDVSCT STSTHFCASR YSDVWIALIW GCKGLLLLYG AYLAGLTGHV SSPPVNQSLT IM VGVNLLV LAAGLLFVVT RYLHSWPNLV FGLTSGGIFV CTTTINCFIF IPQLKQWKAF EEENQTIRRM AKYFSTPNKS UniProtKB: Probable G-protein coupled receptor 156 |
-分子 #6: (21R,24R,27S)-24,27,28-trihydroxy-18,24-dioxo-19,23,25-trioxa-24l...
分子 | 名称: (21R,24R,27S)-24,27,28-trihydroxy-18,24-dioxo-19,23,25-trioxa-24lambda~5~-phosphaoctacosan-21-yl (9Z)-octadec-9-enoate タイプ: ligand / ID: 6 / コピー数: 4 / 式: MW9 |
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分子量 | 理論値: 777.06 Da |
Chemical component information | ![]() ChemComp-MW9: |
-分子 #7: CHOLESTEROL
分子 | 名称: CHOLESTEROL / タイプ: ligand / ID: 7 / コピー数: 11 / 式: CLR |
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分子量 | 理論値: 386.654 Da |
Chemical component information | ![]() ChemComp-CLR: |
-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: FEI FALCON IV (4k x 4k) 平均電子線量: 52.0 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 / Cs: 2.7 mm / 最大 デフォーカス(公称値): 1.5 µm 最小 デフォーカス(公称値): 0.7000000000000001 µm |
試料ステージ | 試料ホルダーモデル: FEI TITAN KRIOS AUTOGRID HOLDER ホルダー冷却材: NITROGEN |
実験機器 | ![]() モデル: Titan Krios / 画像提供: FEI Company |