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基本情報
登録情報 | ![]() | |||||||||||||||||||||||||||||||||
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タイトル | Cryo-EM structure of the dimeric human CAF1LC-H3-H4 complex | |||||||||||||||||||||||||||||||||
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![]() | Histone chaperone / Chromatin assembly factor / REPLICATION | |||||||||||||||||||||||||||||||||
機能・相同性 | ![]() CAF-1 complex / chromo shadow domain binding / NuRD complex / NURF complex / regulation of cell fate specification / negative regulation of stem cell population maintenance / DNA replication-dependent chromatin assembly / ESC/E(Z) complex / Transcription of E2F targets under negative control by p107 (RBL1) and p130 (RBL2) in complex with HDAC1 / regulation of stem cell differentiation ...CAF-1 complex / chromo shadow domain binding / NuRD complex / NURF complex / regulation of cell fate specification / negative regulation of stem cell population maintenance / DNA replication-dependent chromatin assembly / ESC/E(Z) complex / Transcription of E2F targets under negative control by p107 (RBL1) and p130 (RBL2) in complex with HDAC1 / regulation of stem cell differentiation / Polo-like kinase mediated events / Transcription of E2F targets under negative control by DREAM complex / ATPase complex / Sin3-type complex / G1/S-Specific Transcription / positive regulation of stem cell population maintenance / Transcriptional Regulation by E2F6 / RNA Polymerase I Transcription Initiation / histone deacetylase complex / G0 and Early G1 / negative regulation of megakaryocyte differentiation / protein localization to CENP-A containing chromatin / Transcriptional regulation of brown and beige adipocyte differentiation by EBF2 / Cyclin E associated events during G1/S transition / Chromatin modifying enzymes / Replacement of protamines by nucleosomes in the male pronucleus / CENP-A containing nucleosome / Cyclin A:Cdk2-associated events at S phase entry / Packaging Of Telomere Ends / Recognition and association of DNA glycosylase with site containing an affected purine / Cleavage of the damaged purine / Regulation of TP53 Activity through Acetylation / Recognition and association of DNA glycosylase with site containing an affected pyrimidine / Cleavage of the damaged pyrimidine / Deposition of new CENPA-containing nucleosomes at the centromere / telomere organization / Inhibition of DNA recombination at telomere / Meiotic synapsis / Interleukin-7 signaling / RNA Polymerase I Promoter Opening / Assembly of the ORC complex at the origin of replication / Regulation of endogenous retroelements by the Human Silencing Hub (HUSH) complex / SUMOylation of chromatin organization proteins / DNA methylation / Condensation of Prophase Chromosomes / negative regulation of cell migration / Chromatin modifications during the maternal to zygotic transition (MZT) / HCMV Late Events / SIRT1 negatively regulates rRNA expression / epigenetic regulation of gene expression / ERCC6 (CSB) and EHMT2 (G9a) positively regulate rRNA expression / Regulation of PTEN gene transcription / PRC2 methylates histones and DNA / Regulation of endogenous retroelements by KRAB-ZFP proteins / Defective pyroptosis / Regulation of endogenous retroelements by Piwi-interacting RNAs (piRNAs) / HDACs deacetylate histones / Nonhomologous End-Joining (NHEJ) / RNA Polymerase I Promoter Escape / Transcriptional regulation by small RNAs / negative regulation of transforming growth factor beta receptor signaling pathway / Formation of the beta-catenin:TCF transactivating complex / RUNX1 regulates genes involved in megakaryocyte differentiation and platelet function / Activated PKN1 stimulates transcription of AR (androgen receptor) regulated genes KLK2 and KLK3 / G2/M DNA damage checkpoint / HDMs demethylate histones / brain development / NoRC negatively regulates rRNA expression / DNA Damage/Telomere Stress Induced Senescence / B-WICH complex positively regulates rRNA expression / PKMTs methylate histone lysines / Meiotic recombination / Pre-NOTCH Transcription and Translation / RMTs methylate histone arginines / Activation of anterior HOX genes in hindbrain development during early embryogenesis / histone deacetylase binding / Transcriptional regulation of granulopoiesis / HCMV Early Events / structural constituent of chromatin / nucleosome / unfolded protein binding / nucleosome assembly / Recruitment and ATM-mediated phosphorylation of repair and signaling proteins at DNA double strand breaks / chromatin organization / HATs acetylate histones / RUNX1 regulates transcription of genes involved in differentiation of HSCs / Factors involved in megakaryocyte development and platelet production / MLL4 and MLL3 complexes regulate expression of PPARG target genes in adipogenesis and hepatic steatosis / Processing of DNA double-strand break ends / Senescence-Associated Secretory Phenotype (SASP) / Oxidative Stress Induced Senescence / gene expression / Estrogen-dependent gene expression / histone binding / Potential therapeutics for SARS / chromosome, telomeric region / DNA replication / cadherin binding / chromatin remodeling / RNA polymerase II cis-regulatory region sequence-specific DNA binding 類似検索 - 分子機能 | |||||||||||||||||||||||||||||||||
生物種 | ![]() | |||||||||||||||||||||||||||||||||
手法 | 単粒子再構成法 / クライオ電子顕微鏡法 / 解像度: 6.1 Å | |||||||||||||||||||||||||||||||||
![]() | Liu CP / Yu C / Yu ZY / Xu RM | |||||||||||||||||||||||||||||||||
資金援助 | ![]()
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![]() | ![]() タイトル: Structural insights into histone binding and nucleosome assembly by chromatin assembly factor-1. 著者: Chao-Pei Liu / Zhenyu Yu / Jun Xiong / Jie Hu / Aoqun Song / Dongbo Ding / Cong Yu / Na Yang / Mingzhu Wang / Juan Yu / Peini Hou / Kangning Zeng / Zhenyu Li / Zhuqiang Zhang / Xinzheng Zhang ...著者: Chao-Pei Liu / Zhenyu Yu / Jun Xiong / Jie Hu / Aoqun Song / Dongbo Ding / Cong Yu / Na Yang / Mingzhu Wang / Juan Yu / Peini Hou / Kangning Zeng / Zhenyu Li / Zhuqiang Zhang / Xinzheng Zhang / Wei Li / Zhiguo Zhang / Bing Zhu / Guohong Li / Rui-Ming Xu / ![]() ![]() 要旨: Chromatin inheritance entails de novo nucleosome assembly after DNA replication by chromatin assembly factor-1 (CAF-1). Yet direct knowledge about CAF-1's histone binding mode and nucleosome assembly ...Chromatin inheritance entails de novo nucleosome assembly after DNA replication by chromatin assembly factor-1 (CAF-1). Yet direct knowledge about CAF-1's histone binding mode and nucleosome assembly process is lacking. In this work, we report the crystal structure of human CAF-1 in the absence of histones and the cryo-electron microscopy structure of CAF-1 in complex with histones H3 and H4. One histone H3-H4 heterodimer is bound by one CAF-1 complex mainly through the p60 subunit and the acidic domain of the p150 subunit. We also observed a dimeric CAF-1-H3-H4 supercomplex in which two H3-H4 heterodimers are poised for tetramer assembly and discovered that CAF-1 facilitates right-handed DNA wrapping of H3-H4 tetramers. These findings signify the involvement of DNA in H3-H4 tetramer formation and suggest a right-handed nucleosome precursor in chromatin replication. | |||||||||||||||||||||||||||||||||
履歴 |
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構造の表示
添付画像 |
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ダウンロードとリンク
-EMDBアーカイブ
マップデータ | ![]() | 30.7 MB | ![]() | |
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ヘッダ (付随情報) | ![]() ![]() | 26.9 KB 26.9 KB | 表示 表示 | ![]() |
FSC (解像度算出) | ![]() | 7.6 KB | 表示 | ![]() |
画像 | ![]() | 95.7 KB | ||
マスクデータ | ![]() | 64 MB | ![]() | |
その他 | ![]() ![]() ![]() | 59.6 MB 59.2 MB 59.2 MB | ||
アーカイブディレクトリ | ![]() ![]() | HTTPS FTP |
-関連構造データ
関連構造データ | ![]() 7y5vMC ![]() 7y5kC ![]() 7y5lC ![]() 7y5oC ![]() 7y5uC ![]() 7y5wC ![]() 7y60C ![]() 7y61C ![]() 8iqfC ![]() 8iqgC ![]() 8j6sC ![]() 8j6tC C: 同じ文献を引用 ( M: このマップから作成された原子モデル |
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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
EMDBのページ | ![]() ![]() |
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「今月の分子」の関連する項目 |
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マップ
ファイル | ![]() | ||||||||||||||||||||||||||||||||||||
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注釈 | map | ||||||||||||||||||||||||||||||||||||
投影像・断面図 | 画像のコントロール
画像は Spider により作成 | ||||||||||||||||||||||||||||||||||||
ボクセルのサイズ | X=Y=Z: 1 Å | ||||||||||||||||||||||||||||||||||||
密度 |
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対称性 | 空間群: 1 | ||||||||||||||||||||||||||||||||||||
詳細 | EMDB XML:
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-添付データ
-マスク #1
ファイル | ![]() | ||||||||||||
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投影像・断面図 |
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密度ヒストグラム |
-追加マップ: sharped map
ファイル | emd_33626_additional_1.map | ||||||||||||
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注釈 | sharped map | ||||||||||||
投影像・断面図 |
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密度ヒストグラム |
-ハーフマップ: half A map
ファイル | emd_33626_half_map_1.map | ||||||||||||
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注釈 | half_A map | ||||||||||||
投影像・断面図 |
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密度ヒストグラム |
-ハーフマップ: half B map
ファイル | emd_33626_half_map_2.map | ||||||||||||
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注釈 | half_B map | ||||||||||||
投影像・断面図 |
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密度ヒストグラム |
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試料の構成要素
-全体 : Dimeric CAF1LC-H3-H4 complex
全体 | 名称: Dimeric CAF1LC-H3-H4 complex |
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要素 |
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-超分子 #1: Dimeric CAF1LC-H3-H4 complex
超分子 | 名称: Dimeric CAF1LC-H3-H4 complex / タイプ: complex / ID: 1 / 親要素: 0 / 含まれる分子: all |
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由来(天然) | 生物種: ![]() |
分子量 | 理論値: 336 KDa |
-超分子 #2: CAF1LC/RBBP4
超分子 | 名称: CAF1LC/RBBP4 / タイプ: complex / ID: 2 / 親要素: 1 / 含まれる分子: #1, #4-#5 |
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由来(天然) | 生物種: ![]() |
-超分子 #3: H3-H4
超分子 | 名称: H3-H4 / タイプ: complex / ID: 3 / 親要素: 1 / 含まれる分子: #2-#3 |
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-分子 #1: Chromatin assembly factor 1 subunit A
分子 | 名称: Chromatin assembly factor 1 subunit A / タイプ: protein_or_peptide / ID: 1 / コピー数: 2 / 光学異性体: LEVO |
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由来(天然) | 生物種: ![]() |
分子量 | 理論値: 47.228848 KDa |
組換発現 | 生物種: ![]() ![]() |
配列 | 文字列: KAEITRFFQK PKTPQAPKTL AGSCGKFAPF EIKEHMVLAP RRRTAFHPDL CSQLDQLLQQ QSGEFSFLKD LKGRQPLRSG PTHVSTRNA DIFNSDVVIV ERGKGDGVPE RRKFGRMKLL QFCENHRPAY WGTWNKKTAL IRARDPWAQD TKLLDYEVDS D EEWEEEEP ...文字列: KAEITRFFQK PKTPQAPKTL AGSCGKFAPF EIKEHMVLAP RRRTAFHPDL CSQLDQLLQQ QSGEFSFLKD LKGRQPLRSG PTHVSTRNA DIFNSDVVIV ERGKGDGVPE RRKFGRMKLL QFCENHRPAY WGTWNKKTAL IRARDPWAQD TKLLDYEVDS D EEWEEEEP GESLSHSEGD DDDDMGEDED EDDGFFVPHG YLSEDEGVTE ECADPENHKV RQKLKAKEWD EFLAKGKRFR VL QPVKIGC VWAADRDCAG DDLKVLQQFA ACFLETLPAQ EEQTPKASKR ERRDEQILAQ LLPLLHGNVN GSKVIIREFQ EHC RRGLLS NHTGSPRSPS TTYLHTPTPS EDAAIPSKSR LKRLISENSV YEKRPDFRMC WYVHPQVLQS FQQEHLPVPC QWSY VTSVP SAPKEDS UniProtKB: Chromatin assembly factor 1 subunit A |
-分子 #2: Histone H3.1
分子 | 名称: Histone H3.1 / タイプ: protein_or_peptide / ID: 2 / コピー数: 2 / 光学異性体: LEVO |
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由来(天然) | 生物種: ![]() |
分子量 | 理論値: 15.437167 KDa |
組換発現 | 生物種: ![]() ![]() |
配列 | 文字列: MARTKQTARK STGGKAPRKQ LATKAARKSA PATGGVKKPH RYRPGTVALR EIRRYQKSTE LLIRKLPFQR LVREIAQDFK TDLRFQSSA VMALQEACEA YLVGLFEDTN LCAIHAKRVT IMPKDIQLAR RIRGERA UniProtKB: Histone H3.1 |
-分子 #3: Histone H4
分子 | 名称: Histone H4 / タイプ: protein_or_peptide / ID: 3 / コピー数: 2 / 光学異性体: LEVO |
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由来(天然) | 生物種: ![]() |
分子量 | 理論値: 11.394426 KDa |
組換発現 | 生物種: ![]() ![]() |
配列 | 文字列: MSGRGKGGKG LGKGGAKRHR KVLRDNIQGI TKPAIRRLAR RGGVKRISGL IYEETRGVLK VFLENVIRDA VTYTEHAKRK TVTAMDVVY ALKRQGRTLY GFGG UniProtKB: Histone H4 |
-分子 #4: Histone-binding protein RBBP4
分子 | 名称: Histone-binding protein RBBP4 / タイプ: protein_or_peptide / ID: 4 / コピー数: 2 / 光学異性体: LEVO |
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由来(天然) | 生物種: ![]() |
分子量 | 理論値: 47.709527 KDa |
組換発現 | 生物種: ![]() ![]() |
配列 | 文字列: MADKEAAFDD AVEERVINEE YKIWKKNTPF LYDLVMTHAL EWPSLTAQWL PDVTRPEGKD FSIHRLVLGT HTSDEQNHLV IASVQLPND DAQFDASHYD SEKGEFGGFG SVSGKIEIEI KINHEGEVNR ARYMPQNPCI IATKTPSSDV LVFDYTKHPS K PDPSGECN ...文字列: MADKEAAFDD AVEERVINEE YKIWKKNTPF LYDLVMTHAL EWPSLTAQWL PDVTRPEGKD FSIHRLVLGT HTSDEQNHLV IASVQLPND DAQFDASHYD SEKGEFGGFG SVSGKIEIEI KINHEGEVNR ARYMPQNPCI IATKTPSSDV LVFDYTKHPS K PDPSGECN PDLRLRGHQK EGYGLSWNPN LSGHLLSASD DHTICLWDIS AVPKEGKVVD AKTIFTGHTA VVEDVSWHLL HE SLFGSVA DDQKLMIWDT RSNNTSKPSH SVDAHTAEVN CLSFNPYSEF ILATGSADKT VALWDLRNLK LKLHSFESHK DEI FQVQWS PHNETILASS GTDRRLNVWD LSKIGEEQSP EDAEDGPPEL LFIHGGHTAK ISDFSWNPNE PWVICSVSED NIMQ VWQMA ENIYNDEDPE GSVDPEGQGS UniProtKB: Histone-binding protein RBBP4 |
-分子 #5: Chromatin assembly factor 1 subunit B
分子 | 名称: Chromatin assembly factor 1 subunit B / タイプ: protein_or_peptide / ID: 5 / コピー数: 2 / 光学異性体: LEVO |
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由来(天然) | 生物種: ![]() |
分子量 | 理論値: 46.714941 KDa |
組換発現 | 生物種: ![]() ![]() |
配列 | 文字列: MKVITCEIAW HNKEPVYSLD FQHGTAGRIH RLASAGVDTN VRIWKVEKGP DGKAIVEFLS NLARHTKAVN VVRFSPTGEI LASGGDDAV ILLWKVNDNK EPEQIAFQDE DEAQLNKENW TVVKTLRGHL EDVYDICWAT DGNLMASASV DNTAIIWDVS K GQKISIFN ...文字列: MKVITCEIAW HNKEPVYSLD FQHGTAGRIH RLASAGVDTN VRIWKVEKGP DGKAIVEFLS NLARHTKAVN VVRFSPTGEI LASGGDDAV ILLWKVNDNK EPEQIAFQDE DEAQLNKENW TVVKTLRGHL EDVYDICWAT DGNLMASASV DNTAIIWDVS K GQKISIFN EHKSYVQGVT WDPLGQYVAT LSCDRVLRVY SIQKKRVAFN VSKMLSGIGA EGEARSYRMF HDDSMKSFFR RL SFTPDGS LLLTPAGCVE SGENVMNTTY VFSRKNLKRP IAHLPCPGKA TLAVRCCPVY FELRPVVETG VELMSLPYRL VFA VASEDS VLLYDTQQSF PFGYVSNIHY HTLSDISWSS DGAFLAISST DGYCSFVTFE KDELGIPLKE KPVLNMRTPD TAKK TKSQT HRGSSPGPRP VEGT UniProtKB: Chromatin assembly factor 1 subunit B |
-実験情報
-構造解析
手法 | クライオ電子顕微鏡法 |
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![]() | 単粒子再構成法 |
試料の集合状態 | particle |
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試料調製
濃度 | 0.4 mg/mL |
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緩衝液 | pH: 7.5 / 詳細: 20 mM Hepes, pH 7.5, 50 mM NaCl and 1 mM DTT |
凍結 | 凍結剤: ETHANE / チャンバー内湿度: 100 % / チャンバー内温度: 283 K / 装置: FEI VITROBOT MARK I |
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電子顕微鏡法
顕微鏡 | FEI TECNAI ARCTICA |
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撮影 | フィルム・検出器のモデル: GATAN K2 SUMMIT (4k x 4k) 平均電子線量: 50.0 e/Å2 |
電子線 | 加速電圧: 200 kV / 電子線源: ![]() |
電子光学系 | 照射モード: FLOOD BEAM / 撮影モード: BRIGHT FIELD / 最大 デフォーカス(公称値): 1.5 µm / 最小 デフォーカス(公称値): 1.0 µm |
実験機器 | ![]() モデル: Talos Arctica / 画像提供: FEI Company |