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データを開く
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基本情報
| 登録情報 | ![]() | |||||||||
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| タイトル | Full-length insulin receptor bound with site 2 binding deficient mutant insulin (B-L17R) -- asymmetric conformation | |||||||||
マップデータ | Cryo-EM structure of full-length insulin receptor bound with site 2 binding deficient mutant insulin (B-L17R) -- asymmetric conformation | |||||||||
試料 |
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キーワード | insulin receptor / site 1 binding deficient mutant insulin / SIGNALING PROTEIN / SIGNALING PROTEIN-HORMONE complex | |||||||||
| 機能・相同性 | 機能・相同性情報3-phosphoinositide-dependent protein kinase binding / Signaling by Insulin receptor / yolk / IRS activation / Insulin receptor signalling cascade / Signal attenuation / Insulin receptor recycling / lipoic acid binding / PI5P, PP2A and IER3 Regulate PI3K/AKT Signaling / positive regulation of glycoprotein biosynthetic process ...3-phosphoinositide-dependent protein kinase binding / Signaling by Insulin receptor / yolk / IRS activation / Insulin receptor signalling cascade / Signal attenuation / Insulin receptor recycling / lipoic acid binding / PI5P, PP2A and IER3 Regulate PI3K/AKT Signaling / positive regulation of glycoprotein biosynthetic process / regulation of female gonad development / regulation of hydrogen peroxide metabolic process / positive regulation of meiotic cell cycle / insulin-like growth factor II binding / positive regulation of developmental growth / male sex determination / nuclear lumen / insulin receptor complex / insulin-like growth factor I binding / insulin receptor activity / positive regulation of protein-containing complex disassembly / exocrine pancreas development / dendritic spine maintenance / insulin binding / adrenal gland development / cargo receptor activity / negative regulation of glycogen catabolic process / PTB domain binding / : / negative regulation of fatty acid metabolic process / Signaling by Insulin receptor / negative regulation of feeding behavior / IRS activation / Insulin processing / regulation of protein secretion / positive regulation of peptide hormone secretion / neuronal cell body membrane / positive regulation of respiratory burst / negative regulation of acute inflammatory response / Regulation of gene expression in beta cells / alpha-beta T cell activation / amyloid-beta clearance / regulation of embryonic development / insulin receptor substrate binding / positive regulation of receptor internalization / response to tumor necrosis factor / Synthesis, secretion, and deacylation of Ghrelin / positive regulation of phosphorylation / positive regulation of dendritic spine maintenance / epidermis development / negative regulation of protein secretion / negative regulation of gluconeogenesis / fatty acid homeostasis / positive regulation of glycogen biosynthetic process / protein kinase activator activity / positive regulation of insulin receptor signaling pathway / Signal attenuation / FOXO-mediated transcription of oxidative stress, metabolic and neuronal genes / negative regulation of respiratory burst involved in inflammatory response / negative regulation of lipid catabolic process / positive regulation of lipid biosynthetic process / negative regulation of oxidative stress-induced intrinsic apoptotic signaling pathway / nitric oxide-cGMP-mediated signaling / phosphatidylinositol 3-kinase binding / regulation of protein localization to plasma membrane / transport vesicle / heart morphogenesis / positive regulation of nitric-oxide synthase activity / Insulin receptor recycling / COPI-mediated anterograde transport / negative regulation of reactive oxygen species biosynthetic process / positive regulation of brown fat cell differentiation / insulin-like growth factor receptor binding / NPAS4 regulates expression of target genes / neuron projection maintenance / endoplasmic reticulum-Golgi intermediate compartment membrane / positive regulation of mitotic nuclear division / Insulin receptor signalling cascade / dendrite membrane / receptor-mediated endocytosis / positive regulation of glycolytic process / animal organ morphogenesis / endosome lumen / positive regulation of cytokine production / acute-phase response / positive regulation of long-term synaptic potentiation / positive regulation of D-glucose import across plasma membrane / positive regulation of protein secretion / insulin receptor binding / positive regulation of cell differentiation / Regulation of insulin secretion / wound healing / hormone activity / receptor protein-tyrosine kinase / positive regulation of neuron projection development / response to nutrient levels / negative regulation of protein catabolic process / regulation of synaptic plasticity / caveola / positive regulation of protein localization to nucleus 類似検索 - 分子機能 | |||||||||
| 生物種 | ![]() Homo sapiens (ヒト) | |||||||||
| 手法 | 単粒子再構成法 / クライオ電子顕微鏡法 / 解像度: 5.0 Å | |||||||||
データ登録者 | Bai XC / Choi E | |||||||||
| 資金援助 | 米国, 1件
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引用 | ジャーナル: Nat Struct Mol Biol / 年: 2022タイトル: Synergistic activation of the insulin receptor via two distinct sites. 著者: Jie Li / Junhee Park / John P Mayer / Kristofor J Webb / Emiko Uchikawa / Jiayi Wu / Shun Liu / Xuewu Zhang / Michael H B Stowell / Eunhee Choi / Xiao-Chen Bai / ![]() 要旨: Insulin receptor (IR) signaling controls multiple facets of animal physiology. Maximally four insulins bind to IR at two distinct sites, termed site-1 and site-2. However, the precise functional ...Insulin receptor (IR) signaling controls multiple facets of animal physiology. Maximally four insulins bind to IR at two distinct sites, termed site-1 and site-2. However, the precise functional roles of each binding event during IR activation remain unresolved. Here, we showed that IR incompletely saturated with insulin predominantly forms an asymmetric conformation and exhibits partial activation. IR with one insulin bound adopts a Γ-shaped conformation. IR with two insulins bound assumes a Ƭ-shaped conformation. One insulin binds at site-1 and another simultaneously contacts both site-1 and site-2 in the Ƭ-shaped IR dimer. We further show that concurrent binding of four insulins to sites-1 and -2 prevents the formation of asymmetric IR and promotes the T-shaped symmetric, fully active state. Collectively, our results demonstrate how the synergistic binding of multiple insulins promotes optimal IR activation. | |||||||||
| 履歴 |
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構造の表示
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ダウンロードとリンク
-EMDBアーカイブ
| マップデータ | emd_25191.map.gz | 95.8 MB | EMDBマップデータ形式 | |
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| ヘッダ (付随情報) | emd-25191-v30.xml emd-25191.xml | 14.7 KB 14.7 KB | 表示 表示 | EMDBヘッダ |
| 画像 | emd_25191.png | 25 KB | ||
| Filedesc metadata | emd-25191.cif.gz | 6.1 KB | ||
| アーカイブディレクトリ | http://ftp.pdbj.org/pub/emdb/structures/EMD-25191 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-25191 | HTTPS FTP |
-関連構造データ
| 関連構造データ | ![]() 7sl4MC ![]() 7sl1C ![]() 7sl2C ![]() 7sl3C ![]() 7sl6C ![]() 7sl7C ![]() 7sthC ![]() 7stiC ![]() 7stjC ![]() 7stkC 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 F&H 検索 |
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リンク
| EMDBのページ | EMDB (EBI/PDBe) / EMDataResource |
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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 | ダウンロード / ファイル: emd_25191.map.gz / 形式: CCP4 / 大きさ: 103 MB / タイプ: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
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| 注釈 | Cryo-EM structure of full-length insulin receptor bound with site 2 binding deficient mutant insulin (B-L17R) -- asymmetric conformation | ||||||||||||||||||||||||||||||||||||
| 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: 1.08 Å | ||||||||||||||||||||||||||||||||||||
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| 対称性 | 空間群: 1 | ||||||||||||||||||||||||||||||||||||
| 詳細 | EMDB XML:
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-添付データ
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試料の構成要素
-全体 : Full-length insulin receptor bound with site 2 binding deficient ...
| 全体 | 名称: Full-length insulin receptor bound with site 2 binding deficient mutant insulin (B-L17R) -- asymmetric conformation |
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| 要素 |
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-超分子 #1: Full-length insulin receptor bound with site 2 binding deficient ...
| 超分子 | 名称: Full-length insulin receptor bound with site 2 binding deficient mutant insulin (B-L17R) -- asymmetric conformation タイプ: complex / ID: 1 / 親要素: 0 / 含まれる分子: all |
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-分子 #1: Insulin receptor
| 分子 | 名称: Insulin receptor / タイプ: protein_or_peptide / ID: 1 / コピー数: 2 / 光学異性体: LEVO / EC番号: receptor protein-tyrosine kinase |
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| 由来(天然) | 生物種: ![]() |
| 分子量 | 理論値: 155.790516 KDa |
| 組換発現 | 生物種: Homo sapiens (ヒト) |
| 配列 | 文字列: MGFGRGCETT AVPLLVAVAA LLVGTAGHLY PGEVCPGMDI RNNLTRLHEL ENCSVIEGHL QILLMFKTRP EDFRDLSFPK LIMITDYLL LFRVYGLESL KDLFPNLTVI RGSRLFFNYA LVIFEMVHLK ELGLYNLMNI TRGSVRIEKN NELCYLATID W SRILDSVE ...文字列: MGFGRGCETT AVPLLVAVAA LLVGTAGHLY PGEVCPGMDI RNNLTRLHEL ENCSVIEGHL QILLMFKTRP EDFRDLSFPK LIMITDYLL LFRVYGLESL KDLFPNLTVI RGSRLFFNYA LVIFEMVHLK ELGLYNLMNI TRGSVRIEKN NELCYLATID W SRILDSVE DNYIVLNKDD NEECGDVCPG TAKGKTNCPA TVINGQFVER CWTHSHCQKV CPTICKSHGC TAEGLCCHKE CL GNCSEPD DPTKCVACRN FYLDGQCVET CPPPYYHFQD WRCVNFSFCQ DLHFKCRNSR KPGCHQYVIH NNKCIPECPS GYT MNSSNL MCTPCLGPCP KVCQILEGEK TIDSVTSAQE LRGCTVINGS LIINIRGGNN LAAELEANLG LIEEISGFLK IRRS YALVS LSFFRKLHLI RGETLEIGNY SFYALDNQNL RQLWDWSKHN LTITQGKLFF HYNPKLCLSE IHKMEEVSGT KGRQE RNDI ALKTNGDQAS CENELLKFSF IRTSFDKILL RWEPYWPPDF RDLLGFMLFY KEAPYQNVTE FDGQDACGSN SWTVVD IDP PQRSNDPKSQ TPSHPGWLMR GLKPWTQYAI FVKTLVTFSD ERRTYGAKSD IIYVQTDATN PSVPLDPISV SNSSSQI IL KWKPPSDPNG NITHYLVYWE RQAEDSELFE LDYCLKGLKL PSRTWSPPFE SDDSQKHNQS EYDDSASECC SCPKTDSQ I LKELEESSFR KTFEDYLHNV VFVPRPSRKR RSLEEVGNVT ATTLTLPDFP NVSSTIVPTS QEEHRPFEKV VNKESLVIS GLRHFTGYRI ELQACNQDSP DERCSVAAYV SARTMPEAKA DDIVGPVTHE IFENNVVHLM WQEPKEPNGL IVLYEVSYRR YGDEELHLC VSRKHFALER GCRLRGLSPG NYSVRVRATS LAGNGSWTEP TYFYVTDYLD VPSNIAKIII GPLIFVFLFS V VIGSIYLF LRKRQPDGPM GPLYASSNPE YLSASDVFPS SVYVPDEWEV PREKITLLRE LGQGSFGMVY EGNAKDIIKG EA ETRVAVK TVNESASLRE RIEFLNEASV MKGFTCHHVV RLLGVVSKGQ PTLVVMELMA HGDLKSHLRS LRPDAENNPG RPP PTLQEM IQMTAEIADG MAYLNAKKFV HRDLAARNCM VAHDFTVKIG DFGMTRDIYE TDYYRKGGKG LLPVRWMSPE SLKD GVFTA SSDMWSFGVV LWEITSLAEQ PYQGLSNEQV LKFVMDGGYL DPPDNCPERL TDLMRMCWQF NPKMRPTFLE IVNLL KDDL HPSFPEVSFF YSEENKAPES EELEMEFEDM ENVPLDRSSH CQREEAGGRE GGSSLSIKRT YDEHIPYTHM NGGKKN GRV LTLPRSNPS UniProtKB: Insulin receptor |
-分子 #2: Insulin B chain
| 分子 | 名称: Insulin B chain / タイプ: protein_or_peptide / ID: 2 / コピー数: 2 / 光学異性体: LEVO |
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| 由来(天然) | 生物種: Homo sapiens (ヒト) |
| 分子量 | 理論値: 3.477989 KDa |
| 組換発現 | 生物種: Homo sapiens (ヒト) |
| 配列 | 文字列: FVNQHLCGSH LVEALYRVCG ERGFFYTPKT UniProtKB: Insulin |
-分子 #3: Insulin A chain
| 分子 | 名称: Insulin A chain / タイプ: protein_or_peptide / ID: 3 / コピー数: 2 / 光学異性体: LEVO |
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| 由来(天然) | 生物種: Homo sapiens (ヒト) |
| 分子量 | 理論値: 2.383698 KDa |
| 組換発現 | 生物種: Homo sapiens (ヒト) |
| 配列 | 文字列: GIVEQCCTSI CSLYQLENYC N UniProtKB: Insulin |
-実験情報
-構造解析
| 手法 | クライオ電子顕微鏡法 |
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解析 | 単粒子再構成法 |
| 試料の集合状態 | particle |
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試料調製
| 濃度 | 6 mg/mL |
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| 緩衝液 | pH: 8 |
| 凍結 | 凍結剤: ETHANE / チャンバー内湿度: 100 % / 装置: FEI VITROBOT MARK IV |
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電子顕微鏡法
| 顕微鏡 | FEI TITAN KRIOS |
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| 撮影 | フィルム・検出器のモデル: GATAN K3 BIOQUANTUM (6k x 4k) 平均電子線量: 60.0 e/Å2 |
| 電子線 | 加速電圧: 300 kV / 電子線源: FIELD EMISSION GUN |
| 電子光学系 | 照射モード: FLOOD BEAM / 撮影モード: BRIGHT FIELD / 最大 デフォーカス(公称値): 2.6 µm / 最小 デフォーカス(公称値): 1.6 µm |
| 実験機器 | ![]() モデル: Titan Krios / 画像提供: FEI Company |
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コントローラー
万見について




キーワード
Homo sapiens (ヒト)
データ登録者
米国, 1件
引用







































Z (Sec.)
Y (Row.)
X (Col.)




















解析
FIELD EMISSION GUN
