- PDB-7fuc: Crystal Structure of human cyclic GMP-AMP synthase in complex wit... -
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基本情報
登録情報
データベース: PDB / ID: 7fuc
タイトル
Crystal Structure of human cyclic GMP-AMP synthase in complex with 6-(2-chloro-4-methylphenyl)-2-(morpholin-4-ylmethyl)-1H-benzimidazole-4-carboxylic acid
要素
Cyclic GMP-AMP synthase
キーワード
TRANSFERASE / IMMUNE RESPONSE / NTASE / DNA SENSOR
機能・相同性
機能・相同性情報
2',3'-cyclic GMP-AMP synthase activity / cyclic GMP-AMP synthase / STING mediated induction of host immune responses / paracrine signaling / poly-ADP-D-ribose modification-dependent protein binding / regulation of immunoglobulin production / cGAS/STING signaling pathway / regulation of T cell activation / pattern recognition receptor signaling pathway / cGMP-mediated signaling ...2',3'-cyclic GMP-AMP synthase activity / cyclic GMP-AMP synthase / STING mediated induction of host immune responses / paracrine signaling / poly-ADP-D-ribose modification-dependent protein binding / regulation of immunoglobulin production / cGAS/STING signaling pathway / regulation of T cell activation / pattern recognition receptor signaling pathway / cGMP-mediated signaling / cytoplasmic pattern recognition receptor signaling pathway / negative regulation of cGAS/STING signaling pathway / cellular response to exogenous dsRNA / positive regulation of type I interferon production / negative regulation of double-strand break repair via homologous recombination / cAMP-mediated signaling / nucleosome binding / positive regulation of defense response to virus by host / phosphatidylinositol-4,5-bisphosphate binding / activation of innate immune response / determination of adult lifespan / molecular condensate scaffold activity / positive regulation of cellular senescence / site of double-strand break / double-stranded DNA binding / defense response to virus / nuclear body / innate immune response / DNA repair / DNA damage response / chromatin binding / GTP binding / protein homodimerization activity / DNA binding / nucleoplasm / ATP binding / metal ion binding / nucleus / plasma membrane / cytosol / cytoplasm 類似検索 - 分子機能
分子量: 385.844 Da / 分子数: 1 / 由来タイプ: 合成 / 式: C20H20ClN3O3 / タイプ: SUBJECT OF INVESTIGATION
研究の焦点であるリガンドがあるか
Y
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実験情報
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実験
実験
手法: X線回折 / 使用した結晶の数: 1
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試料調製
結晶
マシュー密度: 2.56 Å3/Da / 溶媒含有率: 51.86 %
結晶化
温度: 293 K / 手法: 蒸気拡散法, シッティングドロップ法 / pH: 7 詳細: 10-12 mg/mL protein in 25 mM Tris/HCl pH7.5, 500mM NaCl, 2mM TCEP, supplemented with 10x molar excess of ligand and, if needed, with 10 mM MgCl2 and 5mM ATP, then mixed 1:1 with reservoir of ...詳細: 10-12 mg/mL protein in 25 mM Tris/HCl pH7.5, 500mM NaCl, 2mM TCEP, supplemented with 10x molar excess of ligand and, if needed, with 10 mM MgCl2 and 5mM ATP, then mixed 1:1 with reservoir of the Procomplex screen. Several conditions resulted in crystals
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データ収集
回折
平均測定温度: 100 K
放射光源
由来: シンクロトロン / サイト: SLS / ビームライン: X10SA / 波長: 1 Å
検出器
タイプ: PSI PILATUS 6M / 検出器: PIXEL / 日付: 2019年4月15日
放射
プロトコル: SINGLE WAVELENGTH / 単色(M)・ラウエ(L): M / 散乱光タイプ: x-ray
構造決定の手法: 分子置換 開始モデル: inhouse model 解像度: 2.52→81.86 Å / Cor.coef. Fo:Fc: 0.938 / Cor.coef. Fo:Fc free: 0.913 / SU R Cruickshank DPI: 5.222 / 交差検証法: THROUGHOUT / σ(F): 0 / SU Rfree Blow DPI: 0.395 / SU Rfree Cruickshank DPI: 0.4 詳細: morpholine not well defined by electron density, but torsion angle is correct and is probably strained