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基本情報
登録情報 | データベース: PDB / ID: 7euo | ||||||
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タイトル | The structure of formyl peptide receptor 1 in complex with Gi and peptide agonist fMLF | ||||||
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![]() | SIGNALING PROTEIN/IMMUNE SYSTEM / Formyl peptide receptor 1 / Gi complex / SIGNALING PROTEIN / SIGNALING PROTEIN-IMMUNE SYSTEM complex | ||||||
機能・相同性 | ![]() N-formyl peptide receptor activity / complement receptor activity / scavenger receptor binding / RAGE receptor binding / complement receptor mediated signaling pathway / Formyl peptide receptors bind formyl peptides and many other ligands / azurophil granule membrane / Interleukin-10 signaling / ficolin-1-rich granule membrane / nitric oxide mediated signal transduction ...N-formyl peptide receptor activity / complement receptor activity / scavenger receptor binding / RAGE receptor binding / complement receptor mediated signaling pathway / Formyl peptide receptors bind formyl peptides and many other ligands / azurophil granule membrane / Interleukin-10 signaling / ficolin-1-rich granule membrane / nitric oxide mediated signal transduction / adenylate cyclase inhibitor activity / positive regulation of protein localization to cell cortex / T cell migration / Adenylate cyclase inhibitory pathway / D2 dopamine receptor binding / response to prostaglandin E / adenylate cyclase regulator activity / G protein-coupled serotonin receptor binding / adenylate cyclase-inhibiting serotonin receptor signaling pathway / cellular response to forskolin / regulation of mitotic spindle organization / secretory granule membrane / Regulation of insulin secretion / positive regulation of cholesterol biosynthetic process / negative regulation of insulin secretion / G protein-coupled receptor activity / G protein-coupled receptor binding / response to peptide hormone / adenylate cyclase-inhibiting G protein-coupled receptor signaling pathway / adenylate cyclase-modulating G protein-coupled receptor signaling pathway / centriolar satellite / 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 / 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 / chemotaxis / 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 / GDP binding / Glucagon-like Peptide-1 (GLP1) regulates insulin secretion / G alpha (z) signalling events / ADP signalling through P2Y purinoceptor 1 / cellular response to catecholamine stimulus / ADORA2B mediated anti-inflammatory cytokines production / 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) / retina development in camera-type eye / G protein activity / positive regulation of cytosolic calcium ion concentration / GTPase binding / Ca2+ pathway / midbody / fibroblast proliferation / High laminar flow shear stress activates signaling by PIEZO1 and PECAM1:CDH5:KDR in endothelial cells / cell cortex / G alpha (i) signalling events / G alpha (s) signalling events / phospholipase C-activating G protein-coupled receptor signaling pathway / G alpha (q) signalling events / 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 / Ras protein signal transduction / Extra-nuclear estrogen signaling / cell population proliferation / ciliary basal body / G protein-coupled receptor signaling pathway / inflammatory response / lysosomal membrane / cell division / GTPase activity / synapse / centrosome / Neutrophil degranulation / GTP binding / protein-containing complex binding 類似検索 - 分子機能 | ||||||
生物種 | ![]() ![]() ![]() ![]() ![]() | ||||||
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: 2.9 Å | ||||||
![]() | Wang, X.K. / Chen, G. / Liao, Q.W. / Du, Y. / Hu, H.L. / Ye, D.Q. | ||||||
資金援助 | 1件
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![]() | ![]() タイトル: Structural basis for recognition of N-formyl peptides as pathogen-associated molecular patterns. 著者: Geng Chen / Xiankun Wang / Qiwen Liao / Yunjun Ge / Haizhan Jiao / Qiang Chen / Yezhou Liu / Wenping Lyu / Lizhe Zhu / Gydo C P van Zundert / Michael J Robertson / Georgios Skiniotis / Yang ...著者: Geng Chen / Xiankun Wang / Qiwen Liao / Yunjun Ge / Haizhan Jiao / Qiang Chen / Yezhou Liu / Wenping Lyu / Lizhe Zhu / Gydo C P van Zundert / Michael J Robertson / Georgios Skiniotis / Yang Du / Hongli Hu / Richard D Ye / ![]() ![]() 要旨: The formyl peptide receptor 1 (FPR1) is primarily responsible for detection of short peptides bearing N-formylated methionine (fMet) that are characteristic of protein synthesis in bacteria and ...The formyl peptide receptor 1 (FPR1) is primarily responsible for detection of short peptides bearing N-formylated methionine (fMet) that are characteristic of protein synthesis in bacteria and mitochondria. As a result, FPR1 is critical to phagocyte migration and activation in bacterial infection, tissue injury and inflammation. How FPR1 distinguishes between formyl peptides and non-formyl peptides remains elusive. Here we report cryo-EM structures of human FPR1-Gi protein complex bound to S. aureus-derived peptide fMet-Ile-Phe-Leu (fMIFL) and E. coli-derived peptide fMet-Leu-Phe (fMLF). Both structures of FPR1 adopt an active conformation and exhibit a binding pocket containing the R201XXXR205 (RGIIR) motif for formyl group interaction and receptor activation. This motif works together with D106 for hydrogen bond formation with the N-formyl group and with fMet, a model supported by MD simulation and functional assays of mutant receptors with key residues for recognition substituted by alanine. The cryo-EM model of agonist-bound FPR1 provides a structural basis for recognition of bacteria-derived chemotactic peptides with potential applications in developing FPR1-targeting agents. | ||||||
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構造の表示
構造ビューア | 分子: ![]() ![]() |
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-検証レポート
文書・要旨 | ![]() | 1.5 MB | 表示 | ![]() |
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文書・詳細版 | ![]() | 1.5 MB | 表示 | |
XML形式データ | ![]() | 41.5 KB | 表示 | |
CIF形式データ | ![]() | 61.5 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 | ![]() 31323MC ![]() 7vfxC 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
#2: タンパク質 | 分子量: 40415.031 Da / 分子数: 1 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() |
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#3: タンパク質 | 分子量: 39286.891 Da / 分子数: 1 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() |
#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) ![]() ![]() |
-タンパク質 / 抗体 / タンパク質・ペプチド / 非ポリマー , 4種, 5分子 RSC

#1: タンパク質 | 分子量: 41883.898 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: P21462 |
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#5: 抗体 | 分子量: 28813.047 Da / 分子数: 1 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() ![]() |
#6: タンパク質・ペプチド | 分子量: 437.553 Da / 分子数: 1 / 由来タイプ: 合成 / 由来: (合成) ![]() ![]() |
#7: 化合物 |
-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 |
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由来(組換発現) |
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緩衝液 | pH: 7.5 | ||||||||||||||||||||||||||||||
試料 | 濃度: 6 mg/ml / 包埋: NO / シャドウイング: NO / 染色: NO / 凍結: YES | ||||||||||||||||||||||||||||||
試料支持 | グリッドの材料: NICKEL/TITANIUM / グリッドのサイズ: 300 divisions/in. | ||||||||||||||||||||||||||||||
急速凍結 | 装置: FEI VITROBOT MARK IV / 凍結剤: ETHANE / 湿度: 100 % |
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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: ![]() |
電子レンズ | モード: BRIGHT FIELD / 倍率(公称値): 105000 X / Cs: 2.7 mm / C2レンズ絞り径: 100 µm |
撮影 | 電子線照射量: 55 e/Å2 フィルム・検出器のモデル: GATAN K3 BIOQUANTUM (6k x 4k) |
電子光学装置 | エネルギーフィルター名称: GIF Bioquantum / エネルギーフィルタースリット幅: 20 eV |
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解析
ソフトウェア | 名称: PHENIX / バージョン: 1.18.2_3874: / 分類: 精密化 | |||||||||||||||||||||||||||
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EMソフトウェア |
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CTF補正 | タイプ: PHASE FLIPPING AND AMPLITUDE CORRECTION | |||||||||||||||||||||||||||
3次元再構成 | 解像度: 2.9 Å / 解像度の算出法: FSC 0.143 CUT-OFF / 粒子像の数: 392103 / アルゴリズム: BACK PROJECTION / 対称性のタイプ: POINT | |||||||||||||||||||||||||||
原子モデル構築 | プロトコル: RIGID BODY FIT / 空間: REAL | |||||||||||||||||||||||||||
原子モデル構築 | PDB-ID: 6OMM Accession code: 6OMM / Source name: PDB / タイプ: experimental model | |||||||||||||||||||||||||||
拘束条件 |
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