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基本情報
| 登録情報 | データベース: PDB / ID: 8s0r | ||||||
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| タイトル | Cryo-EM structure of CAK modified by covalent inhibitor SY-1365 | ||||||
要素 |
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キーワード | TRANSCRIPTION / Kinase / covalent inhibitor / cell cycle | ||||||
| 機能・相同性 | 機能・相同性情報RNA polymerase II CTD heptapeptide repeat S5 kinase activity / ventricular system development / snRNA transcription by RNA polymerase II / CAK-ERCC2 complex / transcription factor TFIIK complex / adult heart development / transcription factor TFIIH core complex / transcription factor TFIIH holo complex / cyclin-dependent protein serine/threonine kinase activator activity / [RNA-polymerase]-subunit kinase ...RNA polymerase II CTD heptapeptide repeat S5 kinase activity / ventricular system development / snRNA transcription by RNA polymerase II / CAK-ERCC2 complex / transcription factor TFIIK complex / adult heart development / transcription factor TFIIH core complex / transcription factor TFIIH holo complex / cyclin-dependent protein serine/threonine kinase activator activity / [RNA-polymerase]-subunit kinase / RNA Polymerase I Transcription Termination / cyclin-dependent protein serine/threonine kinase regulator activity / RNA Pol II CTD phosphorylation and interaction with CE during HIV infection / RNA Pol II CTD phosphorylation and interaction with CE / 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 / Formation of the Early Elongation Complex / Formation of the HIV-1 Early Elongation Complex / mRNA Capping / RNA Polymerase I Transcription Initiation / regulation of G1/S transition of mitotic cell cycle / RNA polymerase II transcribes snRNA genes / ATP-dependent activity, acting on DNA / cyclin-dependent kinase / cyclin-dependent protein serine/threonine kinase activity / Tat-mediated elongation of the HIV-1 transcript / Formation of HIV-1 elongation complex containing HIV-1 Tat / Formation of HIV elongation complex in the absence of HIV Tat / Cyclin E associated events during G1/S transition / Cyclin A/B1/B2 associated events during G2/M transition / Cyclin A:Cdk2-associated events at S phase entry / cyclin-dependent protein kinase holoenzyme complex / RNA Polymerase II Transcription Elongation / Formation of RNA Pol II elongation complex / RNA Polymerase II Pre-transcription Events / positive regulation of smooth muscle cell proliferation / RNA polymerase II CTD heptapeptide repeat kinase activity / male germ cell nucleus / nucleotide-excision repair / TP53 Regulates Transcription of DNA Repair Genes / transcription initiation at RNA polymerase II promoter / RNA Polymerase I Promoter Escape / G1/S transition of mitotic cell cycle / response to calcium ion / NoRC negatively regulates rRNA expression / Transcription-Coupled Nucleotide Excision Repair (TC-NER) / Formation of TC-NER Pre-Incision Complex / Formation of Incision Complex in GG-NER / fibrillar center / Dual incision in TC-NER / Gap-filling DNA repair synthesis and ligation in TC-NER / Cyclin D associated events in G1 / kinase activity / RUNX1 regulates transcription of genes involved in differentiation of HSCs / transcription by RNA polymerase II / protein kinase activity / regulation of cell cycle / protein stabilization / cell division / protein serine kinase activity / DNA repair / protein serine/threonine kinase activity / regulation of transcription by RNA polymerase II / negative regulation of apoptotic process / perinuclear region of cytoplasm / positive regulation of transcription by RNA polymerase II / zinc ion binding / nucleoplasm / ATP binding / nucleus / plasma membrane / cytoplasm / cytosol 類似検索 - 分子機能 | ||||||
| 生物種 | Homo sapiens (ヒト) | ||||||
| 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: 2.4 Å | ||||||
データ登録者 | Feng, J. / Koh, A.F. / Kotecha, A. / Greber, B.J. | ||||||
| 資金援助 | 英国, 1件
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引用 | ジャーナル: Sci Adv / 年: 2025タイトル: TFIIH kinase CDK7 drives cell proliferation through a common core transcription factor network. 著者: Taylor Jones / Junjie Feng / Olivia Luyties / Kira Cozzolino / Lynn Sanford / Jenna K Rimel / Christopher C Ebmeier / Grace S Shelby / Lotte P Watts / Jessica Rodino / Nisha Rajagopal / ...著者: Taylor Jones / Junjie Feng / Olivia Luyties / Kira Cozzolino / Lynn Sanford / Jenna K Rimel / Christopher C Ebmeier / Grace S Shelby / Lotte P Watts / Jessica Rodino / Nisha Rajagopal / Shanhu Hu / Finn Brennan / Zachary L Maas / Sydney Alnemy / William F Richter / Adrian F Koh / Nora B Cronin / Ameya Madduri / Jhuma Das / Elliot Cooper / Kristin B Hamman / John P Carulli / Mary A Allen / Sabrina Spencer / Abhay Kotecha / Jason J Marineau / Basil J Greber / Robin D Dowell / Dylan J Taatjes / ![]() 要旨: How cyclin-dependent kinase 7 (CDK7) coordinately regulates the cell cycle and RNA polymerase II transcription remains unclear. Here, high-resolution cryo-electron microscopy revealed how two ...How cyclin-dependent kinase 7 (CDK7) coordinately regulates the cell cycle and RNA polymerase II transcription remains unclear. Here, high-resolution cryo-electron microscopy revealed how two clinically relevant inhibitors block CDK7 function. In cells, CDK7 inhibition rapidly suppressed transcription, but constitutively active genes were disproportionately affected versus stimulus-responsive. Distinct transcription factors (TFs) regulate constitutive versus stimulus-responsive genes. Accordingly, stimulus-responsive TFs were refractory to CDK7 inhibition whereas constitutively active "core" TFs were repressed. Core TFs (n = 78) are predominantly promoter associated and control cell cycle and proliferative gene expression programs across cell types. Mechanistically, rapid suppression of core TF function can occur through CDK7-dependent phosphorylation changes in core TFs and RB1. Moreover, CDK7 inhibition depleted core TF protein levels within hours, consistent with durable target gene suppression. Thus, a major but unappreciated biological function for CDK7 is regulation of a TF cohort that drives proliferation, revealing an apparent universal mechanism by which CDK7 coordinates RNAPII transcription with cell cycle CDK regulation. | ||||||
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構造の表示
| 構造ビューア | 分子: Molmil Jmol/JSmol |
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ダウンロードとリンク
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ダウンロード
| PDBx/mmCIF形式 | 8s0r.cif.gz | 239.2 KB | 表示 | PDBx/mmCIF形式 |
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| PDB形式 | pdb8s0r.ent.gz | 表示 | PDB形式 | |
| PDBx/mmJSON形式 | 8s0r.json.gz | ツリー表示 | PDBx/mmJSON形式 | |
| その他 | その他のダウンロード |
-検証レポート
| 文書・要旨 | 8s0r_validation.pdf.gz | 1.5 MB | 表示 | wwPDB検証レポート |
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| 文書・詳細版 | 8s0r_full_validation.pdf.gz | 1.5 MB | 表示 | |
| XML形式データ | 8s0r_validation.xml.gz | 31.4 KB | 表示 | |
| CIF形式データ | 8s0r_validation.cif.gz | 46.7 KB | 表示 | |
| アーカイブディレクトリ | https://data.pdbj.org/pub/pdb/validation_reports/s0/8s0r ftp://data.pdbj.org/pub/pdb/validation_reports/s0/8s0r | HTTPS FTP |
-関連構造データ
| 関連構造データ | ![]() 19627MC ![]() 8s0tC 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 F&H 検索 |
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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
| #1: タンパク質 | 分子量: 10234.531 Da / 分子数: 1 / 由来タイプ: 組換発現 / 由来: (組換発現) Homo sapiens (ヒト) / 遺伝子: MNAT1, CAP35, MAT1, RNF66 / 発現宿主: Trichoplusia ni (イラクサキンウワバ) / 参照: UniProt: P51948 |
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| #2: タンパク質 | 分子量: 37721.508 Da / 分子数: 1 / 由来タイプ: 組換発現 / 由来: (組換発現) Homo sapiens (ヒト) / 遺伝子: CCNH / 発現宿主: Trichoplusia ni (イラクサキンウワバ) / 参照: UniProt: P51946 |
| #3: タンパク質 | 分子量: 39362.598 Da / 分子数: 1 / 由来タイプ: 組換発現 / 由来: (組換発現) Homo sapiens (ヒト) / 遺伝子: CDK7, CAK, CAK1, CDKN7, MO15, STK1 / 発現宿主: Trichoplusia ni (イラクサキンウワバ)参照: UniProt: P50613, cyclin-dependent kinase, [RNA-polymerase]-subunit kinase |
| #4: 化合物 | ChemComp-A1H46 / ~{ 分子量: 589.131 Da / 分子数: 1 / 由来タイプ: 合成 / 式: C31H37ClN8O2 / タイプ: SUBJECT OF INVESTIGATION |
| #5: 水 | ChemComp-HOH / |
| 研究の焦点であるリガンドがあるか | Y |
| 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 | 名称: CDK-activating kinase / タイプ: COMPLEX / 詳細: Human CAK covalently modified by SY-1365 / Entity ID: #1-#3 / 由来: RECOMBINANT | ||||||||||||||||||||||||||||||
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| 分子量 | 値: 0.085 MDa / 実験値: NO | ||||||||||||||||||||||||||||||
| 由来(天然) | 生物種: Homo sapiens (ヒト) | ||||||||||||||||||||||||||||||
| 由来(組換発現) | 生物種: Trichoplusia ni (イラクサキンウワバ) | ||||||||||||||||||||||||||||||
| 緩衝液 | pH: 7.9 | ||||||||||||||||||||||||||||||
| 緩衝液成分 |
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| 試料 | 濃度: 0.3 mg/ml / 包埋: NO / シャドウイング: NO / 染色: NO / 凍結: YES | ||||||||||||||||||||||||||||||
| 試料支持 | 詳細: Tergeo EM plasma cleaner / グリッドの材料: GOLD / グリッドのサイズ: 300 divisions/in. / グリッドのタイプ: UltrAuFoil R1.2/1.3 | ||||||||||||||||||||||||||||||
| 急速凍結 | 装置: FEI VITROBOT MARK IV / 凍結剤: ETHANE / 湿度: 100 % / 凍結前の試料温度: 278 K |
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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: TFS KRIOS |
| 電子銃 | 電子線源: FIELD EMISSION GUN / 加速電圧: 300 kV / 照射モード: FLOOD BEAM |
| 電子レンズ | モード: BRIGHT FIELD / 倍率(補正後): 245614 X / 最大 デフォーカス(公称値): 1700 nm / 最小 デフォーカス(公称値): 400 nm / Cs: 2.7 mm / C2レンズ絞り径: 50 µm / アライメント法: COMA FREE |
| 試料ホルダ | 凍結剤: NITROGEN 試料ホルダーモデル: FEI TITAN KRIOS AUTOGRID HOLDER |
| 撮影 | 電子線照射量: 70 e/Å2 フィルム・検出器のモデル: TFS FALCON 4i (4k x 4k) 撮影したグリッド数: 1 / 実像数: 11975 |
| 電子光学装置 | エネルギーフィルター名称: TFS Selectris X / エネルギーフィルタースリット幅: 10 eV |
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解析
| EMソフトウェア |
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| CTF補正 | タイプ: PHASE FLIPPING AND AMPLITUDE CORRECTION | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 対称性 | 点対称性: C1 (非対称) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 3次元再構成 | 解像度: 2.4 Å / 解像度の算出法: FSC 0.143 CUT-OFF / 粒子像の数: 56288 / アルゴリズム: FOURIER SPACE / 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: 8ORM Accession code: 8ORM / Source name: PDB / タイプ: experimental model |
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万見について




Homo sapiens (ヒト)
英国, 1件
引用




PDBj















Trichoplusia ni (イラクサキンウワバ)

FIELD EMISSION GUN
