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基本情報
登録情報 | データベース: PDB / ID: 9k6l | ||||||||||||||||||||||||
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タイトル | Cryo-EM structure of GPCR16-Gi2 complex | ||||||||||||||||||||||||
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![]() | SIGNALING PROTEIN/IMMUNE SYSTEM / Tas2R16 / GPCR / Gi2 / Salicin / SIGNALING PROTEIN / SIGNALING PROTEIN-IMMUNE SYSTEM complex | ||||||||||||||||||||||||
機能・相同性 | ![]() bitter taste receptor activity / negative regulation of adenylate cyclase-activating adrenergic receptor signaling pathway / detection of chemical stimulus involved in sensory perception of bitter taste / negative regulation of calcium ion-dependent exocytosis / G protein-coupled adenosine receptor signaling pathway / negative regulation of adenylate cyclase activity / positive regulation of urine volume / ganglioside catabolic process / positive regulation of neural precursor cell proliferation / negative regulation of synaptic transmission ...bitter taste receptor activity / negative regulation of adenylate cyclase-activating adrenergic receptor signaling pathway / detection of chemical stimulus involved in sensory perception of bitter taste / negative regulation of calcium ion-dependent exocytosis / G protein-coupled adenosine receptor signaling pathway / negative regulation of adenylate cyclase activity / positive regulation of urine volume / ganglioside catabolic process / positive regulation of neural precursor cell proliferation / negative regulation of synaptic transmission / Class C/3 (Metabotropic glutamate/pheromone receptors) / oligosaccharide catabolic process / gamma-aminobutyric acid signaling pathway / exo-alpha-sialidase / neuronal dense core vesicle / exo-alpha-sialidase activity / negative regulation of apoptotic signaling pathway / regulation of calcium ion transport / Adenylate cyclase inhibitory pathway / positive regulation of vascular associated smooth muscle cell proliferation / response to nutrient / hippocampal mossy fiber to CA3 synapse / positive regulation of superoxide anion generation / Regulation of insulin secretion / trans-Golgi network / G protein-coupled receptor binding / adenylate cyclase-inhibiting G protein-coupled receptor signaling pathway / G protein-coupled receptor activity / G-protein beta/gamma-subunit complex binding / 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 / Thrombin signalling through proteinase activated receptors (PARs) / cell body / GTPase binding / Ca2+ pathway / retina development in camera-type eye / midbody / High laminar flow shear stress activates signaling by PIEZO1 and PECAM1:CDH5:KDR in endothelial cells / fibroblast proliferation / 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 population proliferation / positive regulation of ERK1 and ERK2 cascade / ciliary basal body / positive regulation of cell migration / G protein-coupled receptor signaling pathway / external side of plasma membrane / lysosomal membrane / cell division / GTPase activity / intracellular membrane-bounded organelle / positive regulation of cell population proliferation / synapse / centrosome / dendrite / protein-containing complex binding / GTP binding / endoplasmic reticulum / signal transduction / extracellular exosome 類似検索 - 分子機能 | ||||||||||||||||||||||||
生物種 | ![]() ![]() ![]() synthetic construct (人工物) | ||||||||||||||||||||||||
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: 2.77 Å | ||||||||||||||||||||||||
![]() | Wang, X. / Zhou, C. / Wu, L.J. / Hua, T. / Liu, Z.J. | ||||||||||||||||||||||||
資金援助 | 1件
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![]() | ![]() タイトル: Cryo-EM structure of GPCR16-Gi2 complex 著者: Wang, X. / Zhou, C. / Wu, L.J. / Hua, T. / Liu, Z.J. | ||||||||||||||||||||||||
履歴 |
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構造の表示
構造ビューア | 分子: ![]() ![]() |
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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 | ![]() | 254.9 KB | 表示 | ![]() |
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PDB形式 | ![]() | 187.4 KB | 表示 | ![]() |
PDBx/mmJSON形式 | ![]() | ツリー表示 | ![]() | |
その他 | ![]() |
-検証レポート
アーカイブディレクトリ | ![]() ![]() | HTTPS FTP |
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-関連構造データ
関連構造データ | ![]() 62129MC 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 ![]() |
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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
-Guanine nucleotide-binding protein ... , 3種, 3分子 ABG
#1: タンパク質 | 分子量: 40560.895 Da / 分子数: 1 / 変異: S47N, G204A, A327S / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() 発現宿主: ![]() ![]() 参照: UniProt: P04899 |
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#2: タンパク質 | 分子量: 39728.426 Da / 分子数: 1 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() 発現宿主: ![]() ![]() 参照: UniProt: P62873 |
#3: 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) ![]() 発現宿主: ![]() ![]() 参照: UniProt: P59768 |
-抗体 / タンパク質 / 糖 , 3種, 3分子 SR

#4: 抗体 | 分子量: 28666.820 Da / 分子数: 1 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() 発現宿主: ![]() ![]() |
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#5: タンパク質 | 分子量: 113855.758 Da / 分子数: 1 / 変異: S133C / 由来タイプ: 組換発現 由来: (組換発現) ![]() ![]() ![]() 遺伝子: nanA_2, SAMEA3353537_00427, TAS2R16 発現宿主: ![]() ![]() 参照: UniProt: A0A4J2AMT3, UniProt: Q9NYV7, exo-alpha-sialidase |
#6: 糖 | ChemComp-SA0 / |
-詳細
研究の焦点であるリガンドがあるか | Y |
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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: tas2r16 with gi2 / タイプ: COMPLEX / Entity ID: #1-#5 / 由来: RECOMBINANT |
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由来(天然) | 生物種: ![]() |
由来(組換発現) | 生物種: ![]() ![]() |
緩衝液 | pH: 7.4 |
試料 | 包埋: NO / シャドウイング: NO / 染色: NO / 凍結: YES |
急速凍結 | 凍結剤: ETHANE |
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電子顕微鏡撮影
実験機器 | ![]() モデル: Talos Arctica / 画像提供: FEI Company |
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顕微鏡 | モデル: FEI TALOS ARCTICA |
電子銃 | 電子線源: ![]() |
電子レンズ | モード: BRIGHT FIELD / 最大 デフォーカス(公称値): 2000 nm / 最小 デフォーカス(公称値): 1200 nm |
撮影 | 電子線照射量: 60 e/Å2 フィルム・検出器のモデル: GATAN K3 BIOCONTINUUM (6k x 4k) |
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解析
CTF補正 | タイプ: PHASE FLIPPING ONLY | ||||||||||||||||||||||||
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3次元再構成 | 解像度: 2.77 Å / 解像度の算出法: FSC 0.143 CUT-OFF / 粒子像の数: 1064319 / 対称性のタイプ: POINT | ||||||||||||||||||||||||
拘束条件 |
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