+データを開く
-基本情報
登録情報 | データベース: EMDB / ID: EMD-7997 | |||||||||
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タイトル | RNA Pol II(G) | |||||||||
マップデータ | RNA Pol II(G) | |||||||||
試料 |
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機能・相同性 | 機能・相同性情報 maintenance of ER location / RNA polymerase II, holoenzyme / LRR domain binding / microfibril binding / RNA Polymerase III Chain Elongation / RNA Polymerase III Transcription Termination / regulation of transcription by RNA polymerase I / RPAP3/R2TP/prefoldin-like complex / Cytosolic sensors of pathogen-associated DNA / RNA Polymerase III Transcription Initiation From Type 1 Promoter ...maintenance of ER location / RNA polymerase II, holoenzyme / LRR domain binding / microfibril binding / RNA Polymerase III Chain Elongation / RNA Polymerase III Transcription Termination / regulation of transcription by RNA polymerase I / RPAP3/R2TP/prefoldin-like complex / Cytosolic sensors of pathogen-associated DNA / RNA Polymerase III Transcription Initiation From Type 1 Promoter / RNA Polymerase III Transcription Initiation From Type 2 Promoter / RNA Polymerase III Transcription Initiation From Type 3 Promoter / RNA Polymerase III Abortive And Retractive Initiation / Abortive elongation of HIV-1 transcript in the absence of Tat / MicroRNA (miRNA) biogenesis / FGFR2 alternative splicing / RNA Polymerase I Transcription Termination / Viral Messenger RNA Synthesis / Signaling by FGFR2 IIIa TM / RNA Pol II CTD phosphorylation and interaction with CE during HIV infection / RNA Pol II CTD phosphorylation and interaction with CE / Formation of the Early Elongation Complex / Formation of the HIV-1 Early Elongation Complex / mRNA Capping / PIWI-interacting RNA (piRNA) biogenesis / HIV Transcription Initiation / RNA Polymerase II HIV Promoter Escape / Transcription of the HIV genome / RNA Polymerase II Promoter Escape / RNA Polymerase II Transcription Pre-Initiation And Promoter Opening / RNA Polymerase II Transcription Initiation / RNA Polymerase II Transcription Initiation And Promoter Clearance / mRNA Splicing - Minor Pathway / maintenance of transcriptional fidelity during transcription elongation by RNA polymerase II / RNA Polymerase I Transcription Initiation / transcription by RNA polymerase I / Pausing and recovery of Tat-mediated HIV elongation / Tat-mediated HIV elongation arrest and recovery / positive regulation of nuclear-transcribed mRNA poly(A) tail shortening / nuclear-transcribed mRNA catabolic process / transcription by RNA polymerase III / Processing of Capped Intron-Containing Pre-mRNA / HIV elongation arrest and recovery / Pausing and recovery of HIV elongation / RNA polymerase II transcribes snRNA genes / RNA polymerase II activity / transcription elongation by RNA polymerase I / Tat-mediated elongation of the HIV-1 transcript / tRNA transcription by RNA polymerase III / Formation of HIV-1 elongation complex containing HIV-1 Tat / RNA polymerase I complex / RNA polymerase III complex / positive regulation of translational initiation / Formation of HIV elongation complex in the absence of HIV Tat / transcription-coupled nucleotide-excision repair / RNA polymerase II, core complex / RNA Polymerase II Transcription Elongation / Formation of RNA Pol II elongation complex / Inhibition of DNA recombination at telomere / translation initiation factor binding / RNA Polymerase II Pre-transcription Events / mRNA Splicing - Major Pathway / positive regulation of RNA splicing / RNA Polymerase I Promoter Escape / promoter-specific chromatin binding / Transcriptional regulation by small RNAs / transcription initiation at RNA polymerase II promoter / protein-DNA complex / TP53 Regulates Transcription of DNA Repair Genes / DNA-templated transcription termination / kinase binding / P-body / NoRC negatively regulates rRNA expression / B-WICH complex positively regulates rRNA expression / Transcription-Coupled Nucleotide Excision Repair (TC-NER) / Formation of TC-NER Pre-Incision Complex / ribonucleoside binding / fibrillar center / Activation of anterior HOX genes in hindbrain development during early embryogenesis / DNA-directed 5'-3' RNA polymerase activity / DNA-directed RNA polymerase / Dual incision in TC-NER / Gap-filling DNA repair synthesis and ligation in TC-NER / chromosome / nuclear envelope / single-stranded DNA binding / 加水分解酵素; エステル加水分解酵素; 5'-リン酸モノエステル産生エキソリボヌクレアーゼ / Estrogen-dependent gene expression / nucleic acid binding / transcription by RNA polymerase II / single-stranded RNA binding / protein dimerization activity / protein stabilization / intracellular signal transduction / nuclear speck / hydrolase activity / RNA-directed RNA polymerase / RNA-dependent RNA polymerase activity / chromatin binding / nucleotide binding 類似検索 - 分子機能 | |||||||||
生物種 | Homo sapiens (ヒト) / Human (ヒト) | |||||||||
手法 | 単粒子再構成法 / クライオ電子顕微鏡法 / 解像度: 3.9 Å | |||||||||
データ登録者 | Yu X / Jishage M / Shi Y / Ganesan S / Sali A / Chait BT / Asturias F / Roeder RG | |||||||||
資金援助 | 米国, 1件
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引用 | ジャーナル: Nat Struct Mol Biol / 年: 2018 タイトル: Architecture of Pol II(G) and molecular mechanism of transcription regulation by Gdown1. 著者: Miki Jishage / Xiaodi Yu / Yi Shi / Sai J Ganesan / Wei-Yi Chen / Andrej Sali / Brian T Chait / Francisco J Asturias / Robert G Roeder / 要旨: Tight binding of Gdown1 represses RNA polymerase II (Pol II) function in a manner that is reversed by Mediator, but the structural basis of these processes is unclear. Although Gdown1 is ...Tight binding of Gdown1 represses RNA polymerase II (Pol II) function in a manner that is reversed by Mediator, but the structural basis of these processes is unclear. Although Gdown1 is intrinsically disordered, its Pol II interacting domains were localized and shown to occlude transcription factor IIF (TFIIF) and transcription factor IIB (TFIIB) binding by perfect positioning on their Pol II interaction sites. Robust binding of Gdown1 to Pol II is established by cooperative interactions of a strong Pol II binding region and two weaker binding modulatory regions, thus providing a mechanism both for tight Pol II binding and transcription inhibition and for its reversal. In support of a physiological function for Gdown1 in transcription repression, Gdown1 co-localizes with Pol II in transcriptionally silent nuclei of early Drosophila embryos but re-localizes to the cytoplasm during zygotic genome activation. Our study reveals a self-inactivation through Gdown1 binding as a unique mode of repression in Pol II function. | |||||||||
履歴 |
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-構造の表示
ムービー |
ムービービューア |
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構造ビューア | EMマップ: SurfViewMolmilJmol/JSmol |
添付画像 |
-ダウンロードとリンク
-EMDBアーカイブ
マップデータ | emd_7997.map.gz | 5.2 MB | EMDBマップデータ形式 | |
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ヘッダ (付随情報) | emd-7997-v30.xml emd-7997.xml | 23.9 KB 23.9 KB | 表示 表示 | EMDBヘッダ |
FSC (解像度算出) | emd_7997_fsc.xml | 7.9 KB | 表示 | FSCデータファイル |
画像 | emd_7997.png | 68.1 KB | ||
アーカイブディレクトリ | http://ftp.pdbj.org/pub/emdb/structures/EMD-7997 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-7997 | HTTPS FTP |
-検証レポート
文書・要旨 | emd_7997_validation.pdf.gz | 387.7 KB | 表示 | EMDB検証レポート |
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文書・詳細版 | emd_7997_full_validation.pdf.gz | 387.2 KB | 表示 | |
XML形式データ | emd_7997_validation.xml.gz | 10.2 KB | 表示 | |
CIF形式データ | emd_7997_validation.cif.gz | 13.2 KB | 表示 | |
アーカイブディレクトリ | https://ftp.pdbj.org/pub/emdb/validation_reports/EMD-7997 ftp://ftp.pdbj.org/pub/emdb/validation_reports/EMD-7997 | HTTPS FTP |
-関連構造データ
-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 |
-マップ
ファイル | ダウンロード / ファイル: emd_7997.map.gz / 形式: CCP4 / 大きさ: 42.9 MB / タイプ: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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注釈 | RNA Pol II(G) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
ボクセルのサイズ | X=Y=Z: 1.31 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
密度 |
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対称性 | 空間群: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
詳細 | EMDB XML:
CCP4マップ ヘッダ情報:
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-添付データ
-試料の構成要素
+全体 : hPolII_Gdown1
+超分子 #1: hPolII_Gdown1
+分子 #1: DNA-directed RNA polymerase II subunit RPB1
+分子 #2: DNA-directed RNA polymerase II subunit RPB2
+分子 #3: DNA-directed RNA polymerase II subunit RPB3
+分子 #4: DNA-directed RNA polymerase II subunit RPB4
+分子 #5: DNA-directed RNA polymerases I, II, and III subunit RPABC1
+分子 #6: DNA-directed RNA polymerases I, II, and III subunit RPABC2
+分子 #7: DNA-directed RNA polymerase II subunit RPB7
+分子 #8: DNA-directed RNA polymerases I, II, and III subunit RPABC3
+分子 #9: DNA-directed RNA polymerase II subunit RPB9
+分子 #10: DNA-directed RNA polymerases I, II, and III subunit RPABC5
+分子 #11: DNA-directed RNA polymerase II subunit RPB11-a
+分子 #12: DNA-directed RNA polymerases I, II, and III subunit RPABC4
+分子 #13: DNA-directed RNA polymerase II subunit GRINL1A
+分子 #14: ZINC ION
-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 | cell |
-試料調製
緩衝液 | pH: 7.5 |
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グリッド | 前処理 - タイプ: PLASMA CLEANING / 詳細: unspecified |
凍結 | 凍結剤: ETHANE |
-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 K2 SUMMIT (4k x 4k) 検出モード: COUNTING / 平均電子線量: 40.0 e/Å2 |
電子線 | 加速電圧: 300 kV / 電子線源: FIELD EMISSION GUN |
電子光学系 | C2レンズ絞り径: 100.0 µm / 照射モード: FLOOD BEAM / 撮影モード: BRIGHT FIELD / Cs: 2.7 mm |
実験機器 | モデル: Titan Krios / 画像提供: FEI Company |