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基本情報
登録情報 | データベース: PDB / ID: 1nvw | ||||||
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タイトル | Structural evidence for feedback activation by RasGTP of the Ras-specific nucleotide exchange factor SOS | ||||||
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![]() | SIGNALING PROTEIN / Proto-oncogene / GTP-binding / Guanine-nucleotide releasing factor | ||||||
機能・相同性 | ![]() midbrain morphogenesis / regulation of pro-B cell differentiation / vitellogenesis / pericardium morphogenesis / cardiac atrium morphogenesis / heart trabecula morphogenesis / phospholipase C activator activity / regulation of T cell differentiation in thymus / GTPase complex / Interleukin-15 signaling ...midbrain morphogenesis / regulation of pro-B cell differentiation / vitellogenesis / pericardium morphogenesis / cardiac atrium morphogenesis / heart trabecula morphogenesis / phospholipase C activator activity / regulation of T cell differentiation in thymus / GTPase complex / Interleukin-15 signaling / positive regulation of small GTPase mediated signal transduction / oncogene-induced cell senescence / Activation of RAC1 / blood vessel morphogenesis / Signaling by LTK / positive regulation of miRNA metabolic process / positive regulation of ruffle assembly / epidermal growth factor receptor binding / Regulation of KIT signaling / positive regulation of epidermal growth factor receptor signaling pathway / T-helper 1 type immune response / leukocyte migration / NRAGE signals death through JNK / positive regulation of wound healing / defense response to protozoan / neurotrophin TRK receptor signaling pathway / regulation of neurotransmitter receptor localization to postsynaptic specialization membrane / Fc-epsilon receptor signaling pathway / eyelid development in camera-type eye / GRB2:SOS provides linkage to MAPK signaling for Integrins / roof of mouth development / Signaling by RAS GAP mutants / Signaling by RAS GTPase mutants / Activation of RAS in B cells / B cell homeostasis / regulation of T cell proliferation / RET signaling / RAS signaling downstream of NF1 loss-of-function variants / SOS-mediated signalling / Activated NTRK3 signals through RAS / Activated NTRK2 signals through RAS / fibroblast growth factor receptor signaling pathway / SHC1 events in ERBB4 signaling / positive regulation of protein targeting to membrane / Role of LAT2/NTAL/LAB on calcium mobilization / hair follicle development / Interleukin receptor SHC signaling / Signalling to RAS / adipose tissue development / Signal attenuation / Activated NTRK2 signals through FRS2 and FRS3 / SHC-related events triggered by IGF1R / Estrogen-stimulated signaling through PRKCZ / Schwann cell development / SHC-mediated cascade:FGFR3 / MET activates RAS signaling / SHC-mediated cascade:FGFR2 / Signaling by PDGFRA transmembrane, juxtamembrane and kinase domain mutants / Signaling by PDGFRA extracellular domain mutants / PTK6 Regulates RHO GTPases, RAS GTPase and MAP kinases / SHC-mediated cascade:FGFR4 / Erythropoietin activates RAS / Signaling by FGFR4 in disease / SHC-mediated cascade:FGFR1 / FRS-mediated FGFR3 signaling / Signaling by FLT3 ITD and TKD mutants / FRS-mediated FGFR2 signaling / FRS-mediated FGFR4 signaling / protein-membrane adaptor activity / Signaling by FGFR3 in disease / p38MAPK events / FRS-mediated FGFR1 signaling / Tie2 Signaling / Signaling by FGFR2 in disease / EPHB-mediated forward signaling / GRB2 events in EGFR signaling / RAC1 GTPase cycle / SHC1 events in EGFR signaling / myelination / Signaling by FLT3 fusion proteins / FLT3 Signaling / EGFR Transactivation by Gastrin / Signaling by FGFR1 in disease / FCERI mediated Ca+2 mobilization / NCAM signaling for neurite out-growth / CD209 (DC-SIGN) signaling / GRB2 events in ERBB2 signaling / Downstream signal transduction / Ras activation upon Ca2+ influx through NMDA receptor / intrinsic apoptotic signaling pathway / SHC1 events in ERBB2 signaling / Insulin receptor signalling cascade / GTPase activator activity / insulin-like growth factor receptor signaling pathway / axon guidance / Antigen activates B Cell Receptor (BCR) leading to generation of second messengers / Constitutive Signaling by Overexpressed ERBB2 / Signaling by phosphorylated juxtamembrane, extracellular and kinase domain KIT mutants / T cell activation / guanyl-nucleotide exchange factor activity 類似検索 - 分子機能 | ||||||
生物種 | ![]() | ||||||
手法 | ![]() ![]() ![]() | ||||||
![]() | Margarit, S.M. / Sondermann, H. / Hall, B.E. / Nagar, B. / Hoelz, A. / Pirruccello, M. / Bar-Sagi, D. / Kuriyan, J. | ||||||
![]() | ![]() タイトル: Structural evidence for feedback activation by RasGTP of the Ras-specific nucleotide exchange factor SOS 著者: Margarit, S.M. / Sondermann, H. / Hall, B.E. / Nagar, B. / Hoelz, A. / Pirruccello, M. / Bar-Sagi, D. / Kuriyan, 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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PDBx/mmCIF形式 | ![]() | 179.1 KB | 表示 | ![]() |
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PDB形式 | ![]() | 138.9 KB | 表示 | ![]() |
PDBx/mmJSON形式 | ![]() | ツリー表示 | ![]() | |
その他 | ![]() |
-検証レポート
文書・要旨 | ![]() | 796.3 KB | 表示 | ![]() |
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文書・詳細版 | ![]() | 808.8 KB | 表示 | |
XML形式データ | ![]() | 30.6 KB | 表示 | |
CIF形式データ | ![]() | 41.9 KB | 表示 | |
アーカイブディレクトリ | ![]() ![]() | HTTPS FTP |
-関連構造データ
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リンク
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集合体
登録構造単位 | ![]()
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単位格子 |
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詳細 | Two molecules of Ras bound to one molecule of Sos, one at the active site (chainID, R) and the other at a distal site (chainID, Q). The distal Ras has GTP bound to it, while the active site Ras is nucleotide-free. |
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要素
-タンパク質 , 2種, 3分子 QRS
#1: タンパク質 | 分子量: 18875.191 Da / 分子数: 2 / 断片: RESIDUES 1-166 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() ![]() #2: タンパク質 | | 分子量: 56532.730 Da / 分子数: 1 断片: RESIDUES 566-1046, INCLUDING RAS GUANINE NUCLEOTIDE EXCHANGE FACTOR FRAGMENT 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() ![]() |
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-非ポリマー , 4種, 64分子 






#3: 化合物 | ChemComp-MG / | ||||
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#4: 化合物 | ChemComp-PO4 / #5: 化合物 | ChemComp-GNP / | #6: 水 | ChemComp-HOH / | |
-実験情報
-実験
実験 | 手法: ![]() |
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試料調製
結晶 | マシュー密度: 4.06 Å3/Da / 溶媒含有率: 69.47 % | ||||||||||||||||||||||||
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結晶化 | 温度: 277 K / 手法: 蒸気拡散法, ハンギングドロップ法 / pH: 7.5 詳細: 1.2-1.5 M phosphate, 100 mM Hepes, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K | ||||||||||||||||||||||||
結晶化 | *PLUS | ||||||||||||||||||||||||
溶液の組成 | *PLUS
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-データ収集
回折 | 平均測定温度: 100 K |
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放射光源 | 由来: ![]() ![]() ![]() |
検出器 | タイプ: ADSC QUANTUM 315 / 検出器: CCD / 日付: 2002年11月25日 / 詳細: mirrors |
放射 | モノクロメーター: Double crystal Si(111) / プロトコル: SINGLE WAVELENGTH / 単色(M)・ラウエ(L): M / 散乱光タイプ: x-ray |
放射波長 | 波長: 1 Å / 相対比: 1 |
反射 | 解像度: 2.7→50 Å / Num. all: 42132 / Num. obs: 42132 / % possible obs: 100 % / Observed criterion σ(F): 0 / Observed criterion σ(I): -3 / 冗長度: 7.7 % / Biso Wilson estimate: 56.9 Å2 / Rsym value: 0.101 / Net I/σ(I): 20 |
反射 シェル | 解像度: 2.7→2.8 Å / 冗長度: 7.6 % / Mean I/σ(I) obs: 4.6 / Num. unique all: 4146 / Rsym value: 0.603 / % possible all: 100 |
反射 | *PLUS 最高解像度: 2.7 Å / 最低解像度: 64 Å / Num. obs: 40362 / % possible obs: 99.1 % / Num. measured all: 313273 / Rmerge(I) obs: 0.088 |
反射 シェル | *PLUS % possible obs: 96.7 % / Rmerge(I) obs: 0.463 / Mean I/σ(I) obs: 2.6 |
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解析
ソフトウェア |
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精密化 | 構造決定の手法: ![]() 開始モデル: PDB ENTRY 1NVU 解像度: 2.7→49.09 Å / Rfactor Rfree error: 0.005 / Isotropic thermal model: RESTRAINED / 交差検証法: THROUGHOUT / σ(F): 0 / σ(I): 0 / 立体化学のターゲット値: Engh & Huber
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溶媒の処理 | 溶媒モデル: FLAT MODEL / Bsol: 21.2438 Å2 / ksol: 0.347129 e/Å3 | ||||||||||||||||||||||||||||||||||||
原子変位パラメータ | Biso mean: 45 Å2
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Refine analyze |
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精密化ステップ | サイクル: LAST / 解像度: 2.7→49.09 Å
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拘束条件 |
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LS精密化 シェル | 解像度: 2.7→2.87 Å / Rfactor Rfree error: 0.016 / Total num. of bins used: 6
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Xplor file |
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精密化 | *PLUS 最低解像度: 64 Å / Num. reflection Rfree: 2974 / % reflection Rfree: 7.2 % / Rfactor Rfree: 0.255 / Rfactor Rwork: 0.218 | ||||||||||||||||||||||||||||||||||||
溶媒の処理 | *PLUS | ||||||||||||||||||||||||||||||||||||
原子変位パラメータ | *PLUS | ||||||||||||||||||||||||||||||||||||
拘束条件 | *PLUS
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