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データを開く
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基本情報
登録情報 | データベース: PDB / ID: 8pp7 | ||||||
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タイトル | human RYBP-PRC1 bound to mononucleosome | ||||||
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![]() | GENE REGULATION / ncPRC1 complex / nucleosome / H2A / histones / RING1B / BMI1 / heterodimer / E3 ligase / K119 | ||||||
機能・相同性 | ![]() regulation of adaxial/abaxial pattern formation / histone H2AK119 ubiquitin ligase activity / Condensation of Prophase Chromosomes / Metalloprotease DUBs / E3 ubiquitin ligases ubiquitinate target proteins / RMTs methylate histone arginines / Recruitment and ATM-mediated phosphorylation of repair and signaling proteins at DNA double strand breaks / polytene chromosome band / SIRT1 negatively regulates rRNA expression / NoRC negatively regulates rRNA expression ...regulation of adaxial/abaxial pattern formation / histone H2AK119 ubiquitin ligase activity / Condensation of Prophase Chromosomes / Metalloprotease DUBs / E3 ubiquitin ligases ubiquitinate target proteins / RMTs methylate histone arginines / Recruitment and ATM-mediated phosphorylation of repair and signaling proteins at DNA double strand breaks / polytene chromosome band / SIRT1 negatively regulates rRNA expression / NoRC negatively regulates rRNA expression / Activated PKN1 stimulates transcription of AR (androgen receptor) regulated genes KLK2 and KLK3 / Formation of the beta-catenin:TCF transactivating complex / PRC2 methylates histones and DNA / HDACs deacetylate histones / Ub-specific processing proteases / RNA Polymerase I Promoter Escape / MLL4 and MLL3 complexes regulate expression of PPARG target genes in adipogenesis and hepatic steatosis / Regulation of endogenous retroelements by KRAB-ZFP proteins / larval somatic muscle development / RUNX1 regulates genes involved in megakaryocyte differentiation and platelet function / Senescence-Associated Secretory Phenotype (SASP) / Transcriptional regulation by small RNAs / Estrogen-dependent gene expression / HATs acetylate histones / UCH proteinases / Assembly of the ORC complex at the origin of replication / Oxidative Stress Induced Senescence / PRC1 complex / RING-like zinc finger domain binding / regulation of kidney development / segment specification / sex chromatin / rostrocaudal neural tube patterning / polytene chromosome / ubiquitin-protein transferase activator activity / somatic stem cell division / embryonic skeletal system morphogenesis / positive regulation of immature T cell proliferation in thymus / PcG protein complex / SUMOylation of DNA methylation proteins / gastrulation with mouth forming second / SUMOylation of RNA binding proteins / anterior/posterior axis specification / positive regulation of ubiquitin-protein transferase activity / DNA methylation-dependent constitutive heterochromatin formation / negative regulation of gene expression, epigenetic / RUNX1 interacts with co-factors whose precise effect on RUNX1 targets is not known / Transcriptional Regulation by E2F6 / germ cell development / hemopoiesis / humoral immune response / negative regulation of apoptotic signaling pathway / MLL1 complex / cellular response to interleukin-1 / ubiquitin ligase complex / heterochromatin / SUMOylation of DNA damage response and repair proteins / positive regulation of B cell proliferation / cellular response to dexamethasone stimulus / SUMOylation of transcription cofactors / SUMOylation of chromatin organization proteins / epigenetic regulation of gene expression / Regulation of PTEN gene transcription / negative regulation of DNA-binding transcription factor activity / apoptotic signaling pathway / promoter-specific chromatin binding / euchromatin / brain development / RING-type E3 ubiquitin transferase / positive regulation of fibroblast proliferation / structural constituent of chromatin / ubiquitin protein ligase activity / nucleosome / heterochromatin formation / nucleosome assembly / mitotic cell cycle / chromatin organization / chromosome / regulation of gene expression / Oxidative Stress Induced Senescence / gene expression / in utero embryonic development / protein ubiquitination / nuclear body / chromatin remodeling / protein heterodimerization activity / chromatin binding / protein-containing complex binding / negative regulation of transcription by RNA polymerase II / DNA binding / zinc ion binding / nucleoplasm / nucleus / cytosol / cytoplasm 類似検索 - 分子機能 | ||||||
生物種 | ![]() ![]() ![]() | ||||||
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: 2.91 Å | ||||||
![]() | Ciapponi, M. / Benda, C. / Mueller, J. | ||||||
資金援助 | ![]()
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![]() | ![]() タイトル: Structural basis of the histone ubiquitination read-write mechanism of RYBP-PRC1. 著者: Maria Ciapponi / Elena Karlukova / Sven Schkölziger / Christian Benda / Jürg Müller / ![]() 要旨: Histone H2A monoubiquitination (H2Aub1) by the PRC1 subunit RING1B entails a positive feedback loop, mediated by the RING1B-interacting protein RYBP. We uncover that human RYBP-PRC1 binds unmodified ...Histone H2A monoubiquitination (H2Aub1) by the PRC1 subunit RING1B entails a positive feedback loop, mediated by the RING1B-interacting protein RYBP. We uncover that human RYBP-PRC1 binds unmodified nucleosomes via RING1B but H2Aub1-modified nucleosomes via RYBP. RYBP interactions with both ubiquitin and the nucleosome acidic patch create the high binding affinity that favors RYBP- over RING1B-directed PRC1 binding to H2Aub1-modified nucleosomes; this enables RING1B to monoubiquitinate H2A in neighboring unmodified nucleosomes. | ||||||
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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ダウンロード
PDBx/mmCIF形式 | ![]() | 426.5 KB | 表示 | ![]() |
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PDB形式 | ![]() | 313.4 KB | 表示 | ![]() |
PDBx/mmJSON形式 | ![]() | ツリー表示 | ![]() | |
その他 | ![]() |
-検証レポート
アーカイブディレクトリ | ![]() ![]() | HTTPS FTP |
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-関連構造データ
関連構造データ | ![]() 17797MC ![]() 8pp6C 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 ![]() |
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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
-タンパク質 , 6種, 12分子 KMLNAEBFCGDH
#1: タンパク質 | 分子量: 38152.359 Da / 分子数: 2 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() #2: タンパク質 | 分子量: 38062.707 Da / 分子数: 2 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() #3: タンパク質 | 分子量: 15289.904 Da / 分子数: 2 / 由来タイプ: 組換発現 由来: (組換発現) ![]() ![]() 遺伝子: H3_1 / 発現宿主: ![]() ![]() #4: タンパク質 | 分子量: 11521.611 Da / 分子数: 2 / 由来タイプ: 組換発現 由来: (組換発現) ![]() ![]() 遺伝子: His4r, BcDNA:RH52884, Dmel\CG3379, FBtr0082962, H4r, His4-88CD, His4R, CG3379, Dmel_CG3379 発現宿主: ![]() ![]() #5: タンパク質 | 分子量: 13257.529 Da / 分子数: 2 / 由来タイプ: 組換発現 由来: (組換発現) ![]() ![]() 遺伝子: His2A, H2a, His2A:CG31618, CG31618, His2A:CG33808, CG33808, His2A:CG33814, CG33814, His2A:CG33817, CG33817, His2A:CG33820, CG33820, His2A:CG33823, CG33823, His2A:CG33826, CG33826, His2A: ...遺伝子: His2A, H2a, His2A:CG31618, CG31618, His2A:CG33808, CG33808, His2A:CG33814, CG33814, His2A:CG33817, CG33817, His2A:CG33820, CG33820, His2A:CG33823, CG33823, His2A:CG33826, CG33826, His2A:CG33829, CG33829, His2A:CG33832, CG33832, His2A:CG33835, CG33835, His2A:CG33838, CG33838, His2A:CG33841, CG33841, His2A:CG33844, CG33844, His2A:CG33847, CG33847, His2A:CG33850, CG33850, His2A:CG33862, CG33862, His2A:CG33865, CG33865 発現宿主: ![]() ![]() #6: タンパク質 | 分子量: 13727.064 Da / 分子数: 2 / 由来タイプ: 組換発現 由来: (組換発現) ![]() ![]() 遺伝子: His2B, His2B:CG17949, CG17949, His2B:CG33868, CG33868, His2B:CG33870, CG33870, His2B:CG33872, CG33872, His2B:CG33874, CG33874, His2B:CG33876, CG33876, His2B:CG33878, CG33878, His2B: ...遺伝子: His2B, His2B:CG17949, CG17949, His2B:CG33868, CG33868, His2B:CG33870, CG33870, His2B:CG33872, CG33872, His2B:CG33874, CG33874, His2B:CG33876, CG33876, His2B:CG33878, CG33878, His2B:CG33880, CG33880, His2B:CG33882, CG33882, His2B:CG33884, CG33884, His2B:CG33886, CG33886, His2B:CG33888, CG33888, His2B:CG33890, CG33890, His2B:CG33892, CG33892, His2B:CG33894, CG33894, His2B:CG33896, CG33896, His2B:CG33898, CG33898, His2B:CG33900, CG33900, His2B:CG33902, CG33902, His2B:CG33904, CG33904, His2B:CG33906, CG33906, His2B:CG33908, CG33908, His2B:CG33910, CG33910 発現宿主: ![]() ![]() |
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-DNA鎖 , 2種, 2分子 JI
#7: DNA鎖 | 分子量: 76716.836 Da / 分子数: 1 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() ![]() |
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#8: DNA鎖 | 分子量: 76481.609 Da / 分子数: 1 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() ![]() |
-非ポリマー , 1種, 8分子 
#9: 化合物 | ChemComp-ZN / |
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-詳細
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
-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 |
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分子量 |
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由来(天然) |
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緩衝液 | pH: 7.5 | ||||||||||||||||||||||||||||||
試料 | 包埋: NO / シャドウイング: NO / 染色: NO / 凍結: YES | ||||||||||||||||||||||||||||||
試料支持 | グリッドの材料: COPPER | ||||||||||||||||||||||||||||||
急速凍結 | 装置: FEI VITROBOT MARK IV / 凍結剤: ETHANE / 湿度: 95 % / 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: FEI TITAN KRIOS |
電子銃 | 電子線源: ![]() |
電子レンズ | モード: BRIGHT FIELD / 最大 デフォーカス(公称値): 3000 nm / 最小 デフォーカス(公称値): 500 nm |
撮影 | 電子線照射量: 58.6 e/Å2 / フィルム・検出器のモデル: GATAN K3 (6k x 4k) |
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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 | ||||||||||||||||||||||||
3次元再構成 | 解像度: 2.91 Å / 解像度の算出法: FSC 0.143 CUT-OFF / 粒子像の数: 146136 / 対称性のタイプ: POINT | ||||||||||||||||||||||||
拘束条件 |
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