登録情報 データベース : EMDB / ID : EMD-61033 ダウンロードとリンクタイトル Cryo-EM structure of LPA1-G13 complex with LPA マップデータmain 詳細 試料複合体 : Multiprotein complexタンパク質・ペプチド : Soluble cytochrome b562,Lysophosphatidic acid receptor 1,LgBiT tagタンパク質・ペプチド : G protein subunit 13 (Gi2-mini-G13 chimera)タンパク質・ペプチド : Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1タンパク質・ペプチド : Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2タンパク質・ペプチド : scFv16リガンド : (2R)-2-hydroxy-3-(phosphonooxy)propyl (9E)-octadec-9-enoate 詳細 キーワード GPCR / SIGNALING PROTEIN / MEMBRANE PROTEIN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
cellular response to 1-oleoyl-sn-glycerol 3-phosphate / G beta:gamma signalling through PLC beta / Presynaptic function of Kainate receptors / Prostacyclin signalling through prostacyclin receptor / lysophosphatidic acid receptor activity / G alpha (z) signalling events / Glucagon-type ligand receptors / G beta:gamma signalling through PI3Kgamma / G beta:gamma signalling through CDC42 / positive regulation of smooth muscle cell chemotaxis ... cellular response to 1-oleoyl-sn-glycerol 3-phosphate / G beta:gamma signalling through PLC beta / Presynaptic function of Kainate receptors / Prostacyclin signalling through prostacyclin receptor / lysophosphatidic acid receptor activity / G alpha (z) signalling events / Glucagon-type ligand receptors / G beta:gamma signalling through PI3Kgamma / G beta:gamma signalling through CDC42 / positive regulation of smooth muscle cell chemotaxis / G beta:gamma signalling through BTK / Adrenaline,noradrenaline inhibits insulin secretion / ADP signalling through P2Y purinoceptor 12 / Cooperation of PDCL (PhLP1) and TRiC/CCT in G-protein beta folding / Thromboxane signalling through TP receptor / Thrombin signalling through proteinase activated receptors (PARs) / Activation of G protein gated Potassium channels / Inhibition of voltage gated Ca2+ channels via Gbeta/gamma subunits / Lysosphingolipid and LPA receptors / G-protein activation / lysophosphatidic acid binding / G alpha (s) signalling events / G alpha (12/13) signalling events / Ca2+ pathway / G alpha (q) signalling events / Extra-nuclear estrogen signaling / Vasopressin regulates renal water homeostasis via Aquaporins / GPER1 signaling / G alpha (i) signalling events / negative regulation of cilium assembly / Glucagon-like Peptide-1 (GLP1) regulates insulin secretion / High laminar flow shear stress activates signaling by PIEZO1 and PECAM1:CDH5:KDR in endothelial cells / ADP signalling through P2Y purinoceptor 1 / corpus callosum development / bleb assembly / oligodendrocyte development / cellular response to oxygen levels / negative regulation of cAMP/PKA signal transduction / regulation of synaptic vesicle cycle / regulation of metabolic process / optic nerve development / positive regulation of dendritic spine development / positive regulation of Rho protein signal transduction / regulation of postsynaptic neurotransmitter receptor internalization / G-protein alpha-subunit binding / positive regulation of stress fiber assembly / neurogenesis / myelination / cerebellum development / dendritic shaft / GABA-ergic synapse / PDZ domain binding / cell chemotaxis / electron transport chain / adenylate cyclase-inhibiting G protein-coupled receptor signaling pathway / G protein-coupled receptor activity / 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 / Vasopressin regulates renal water homeostasis via Aquaporins / 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 / 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 / regulation of cell shape / Thrombin signalling through proteinase activated receptors (PARs) / presynaptic membrane / negative regulation of neuron projection development / GTPase binding / positive regulation of cytosolic calcium ion concentration 類似検索 - 分子機能 Lysophosphatidic acid receptor EDG-2 / Lysophosphatidic acid receptor / Cytochrome b562 / Cytochrome b562 / Cytochrome c/b562 / Serpentine type 7TM GPCR chemoreceptor Srsx / G-protein, gamma subunit / G-protein gamma subunit domain profile. / G-protein gamma-like domain / G-protein gamma-like domain superfamily ... Lysophosphatidic acid receptor EDG-2 / Lysophosphatidic acid receptor / Cytochrome b562 / Cytochrome b562 / Cytochrome c/b562 / Serpentine type 7TM GPCR chemoreceptor Srsx / G-protein, gamma subunit / G-protein gamma subunit domain profile. / G-protein gamma-like domain / G-protein gamma-like domain superfamily / GGL domain / G protein gamma subunit-like motifs / GGL domain / Guanine nucleotide-binding protein, beta subunit / G-protein, beta subunit / G-protein coupled receptors family 1 signature. / G protein-coupled receptor, rhodopsin-like / GPCR, rhodopsin-like, 7TM / G-protein coupled receptors family 1 profile. / 7 transmembrane receptor (rhodopsin family) / G-protein beta WD-40 repeat / WD40 repeat, conserved site / Trp-Asp (WD) repeats signature. / WD domain, G-beta repeat / Trp-Asp (WD) repeats profile. / Trp-Asp (WD) repeats circular profile. / WD40 repeats / WD40 repeat / WD40-repeat-containing domain superfamily / WD40/YVTN repeat-like-containing domain superfamily 類似検索 - ドメイン・相同性 Soluble cytochrome b562 / Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 / Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 / Lysophosphatidic acid receptor 1 類似検索 - 構成要素生物種 Homo sapiens (ヒト) / synthetic construct (人工物) / Mus musculus (ハツカネズミ)手法 単粒子再構成法 / クライオ電子顕微鏡法 / 解像度 : 3.04 Å 詳細 データ登録者Suzuki S / Nishikawa K / Kamegawa A / Hiroaki Y / Suzuki H / Fujiyoshi Y 資金援助 日本, 1件 詳細 詳細を隠すOrganization Grant number 国 Japan Society for the Promotion of Science (JSPS) 20H00451 日本
引用ジャーナル : J Struct Biol / 年 : 2025タイトル : Structural insights into the engagement of lysophosphatidic acid receptor 1 with different G proteins.著者 : Shota Suzuki / Kotaro Tanaka / Akiko Kamegawa / Kouki Nishikawa / Hiroshi Suzuki / Atsunori Oshima / Yoshinori Fujiyoshi / 要旨 : Lysophosphatidic acid (LPA) and sphingosine-1-phosphate (S1P) are bioactive lysophospholipids derived from cell membranes that activate the endothelial differentiation gene family of G protein- ... Lysophosphatidic acid (LPA) and sphingosine-1-phosphate (S1P) are bioactive lysophospholipids derived from cell membranes that activate the endothelial differentiation gene family of G protein-coupled receptors. Activation of these receptors triggers multiple downstream signaling cascades through G proteins such as Gi/o, Gq/11, and G12/13. Therefore, LPA and S1P mediate several physiological processes, including cytoskeletal dynamics, neurite retraction, cell migration, cell proliferation, and intracellular ion fluxes. The basis for the G-protein coupling selectivity of EDG receptors, however, remains unknown. Here, we present cryo-electron microscopy structures of LPA-activated LPA1 in complexes with G, G, and G heterotrimers Comparison of the three LPA1-G protein structures shows clearly different conformations of intracellular loop 2 (ICL2) and ICL3 that are likely induced by the different Gα protein interfaces. Interestingly, this G-protein interface interaction is a common feature of LPA and S1P receptors. Our findings provide clues to understanding the promiscuity of G-protein coupling in the endothelial differentiation gene family. 履歴 登録 2024年8月1日 - ヘッダ(付随情報) 公開 2025年1月1日 - マップ公開 2025年1月1日 - 更新 2025年1月15日 - 現状 2025年1月15日 処理サイト : PDBj / 状態 : 公開
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