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基本情報
登録情報 | データベース: EMDB / ID: EMD-6708 | ||||||||||||
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タイトル | Intact ATR/Mec1-ATRIP/Ddc2 complex | ||||||||||||
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![]() | ATR/Mec1 / Kinase / Dimeric / TRANSFERASE / TRANSFERASE-DNA BINDING PROTEIN complex | ||||||||||||
機能・相同性 | ![]() ATR-ATRIP complex / positive regulation of DNA-templated DNA replication / telomere maintenance via recombination / regulation of double-strand break repair / reciprocal meiotic recombination / nucleobase-containing compound metabolic process / nuclear chromosome / signal transduction in response to DNA damage / telomere maintenance via telomerase / telomere maintenance ...ATR-ATRIP complex / positive regulation of DNA-templated DNA replication / telomere maintenance via recombination / regulation of double-strand break repair / reciprocal meiotic recombination / nucleobase-containing compound metabolic process / nuclear chromosome / signal transduction in response to DNA damage / telomere maintenance via telomerase / telomere maintenance / DNA damage checkpoint signaling / establishment of protein localization / chromatin organization / chromosome / DNA recombination / damaged DNA binding / eukaryotic translation initiation factor 2alpha kinase activity / 3-phosphoinositide-dependent protein kinase activity / DNA-dependent protein kinase activity / ribosomal protein S6 kinase activity / histone H3S10 kinase activity / histone H2AXS139 kinase activity / histone H3S28 kinase activity / histone H4S1 kinase activity / histone H2BS14 kinase activity / histone H3T3 kinase activity / histone H2AS121 kinase activity / Rho-dependent protein serine/threonine kinase activity / histone H2BS36 kinase activity / histone H3S57 kinase activity / histone H2AT120 kinase activity / AMP-activated protein kinase activity / histone H2AS1 kinase activity / histone H3T6 kinase activity / histone H3T11 kinase activity / histone H3T45 kinase activity / DNA replication / non-specific serine/threonine protein kinase / protein kinase activity / protein serine kinase activity / DNA repair / protein serine/threonine kinase activity / mitochondrion / ATP binding / nucleus / cytoplasm 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 / ネガティブ染色法 / 解像度: 3.9 Å | ||||||||||||
![]() | Wang X / Ran T | ||||||||||||
資金援助 | ![]()
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![]() | ![]() タイトル: 3.9 Å structure of the yeast Mec1-Ddc2 complex, a homolog of human ATR-ATRIP. 著者: Xuejuan Wang / Tingting Ran / Xuan Zhang / Jiyu Xin / Zhihui Zhang / Tengwei Wu / Weiwu Wang / Gang Cai / ![]() 要旨: The ataxia telangiectasia-mutated and Rad3-related (ATR) kinase is a master regulator of DNA damage response and replication stress in humans, but the mechanism of its activation remains unclear. ATR ...The ataxia telangiectasia-mutated and Rad3-related (ATR) kinase is a master regulator of DNA damage response and replication stress in humans, but the mechanism of its activation remains unclear. ATR acts together with its partner ATRIP. Using cryo-electron microscopy, we determined the structure of intact Mec1-Ddc2 (the yeast homolog of ATR-ATRIP), which is poised for catalysis, at a resolution of 3.9 angstroms. Mec1-Ddc2 forms a dimer of heterodimers through the PRD and FAT domains of Mec1 and the coiled-coil domain of Ddc2. The PRD and Bridge domains in Mec1 constitute critical regulatory sites. The activation loop of Mec1 is inhibited by the PRD, revealing an allosteric mechanism of kinase activation. Our study clarifies the architecture of ATR-ATRIP and provides a structural framework for the understanding of ATR regulation. | ||||||||||||
履歴 |
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構造の表示
ムービー |
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構造ビューア | EMマップ: ![]() ![]() ![]() |
添付画像 |
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-EMDBアーカイブ
マップデータ | ![]() | 47.3 MB | ![]() | |
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ヘッダ (付随情報) | ![]() ![]() | 16.4 KB 16.4 KB | 表示 表示 | ![]() |
画像 | ![]() | 264.6 KB | ||
Filedesc metadata | ![]() | 7.4 KB | ||
アーカイブディレクトリ | ![]() ![]() | HTTPS FTP |
-関連構造データ
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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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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: 1.35 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
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試料の構成要素
-全体 : ATR/Mec1-ATRIP/Ddc2
全体 | 名称: ATR/Mec1-ATRIP/Ddc2 |
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要素 |
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-超分子 #1: ATR/Mec1-ATRIP/Ddc2
超分子 | 名称: ATR/Mec1-ATRIP/Ddc2 / タイプ: complex / ID: 1 / 親要素: 0 / 含まれる分子: all / 詳細: ATR/Mec1 "butterfly" |
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由来(天然) | 生物種: ![]() ![]() |
-分子 #1: Serine/threonine-protein kinase MEC1
分子 | 名称: Serine/threonine-protein kinase MEC1 / タイプ: protein_or_peptide / ID: 1 / コピー数: 1 / 光学異性体: LEVO / EC番号: non-specific serine/threonine protein kinase |
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由来(天然) | 生物種: ![]() ![]() 株: ATCC 204508 / S288c |
分子量 | 理論値: 273.680812 KDa |
配列 | 文字列: MESHVKYLDE LILAIKDLNS GVDSKVQIKK VPTDPSSSQE YAKSLKILNT LIRNLKDQRR NNIMKNDTIF SKTVSALALL LEYNPFLLV MKDSNGNFEI QRLIDDFLNI SVLNYDNYHR IWFMRRKLGS WCKACVEFYG KPAKFQLTAH FENTMNLYEQ A LTEVLLGK ...文字列: MESHVKYLDE LILAIKDLNS GVDSKVQIKK VPTDPSSSQE YAKSLKILNT LIRNLKDQRR NNIMKNDTIF SKTVSALALL LEYNPFLLV MKDSNGNFEI QRLIDDFLNI SVLNYDNYHR IWFMRRKLGS WCKACVEFYG KPAKFQLTAH FENTMNLYEQ A LTEVLLGK TELLKFYDTL KGLYILLYWF TSEYSTFGNS IAFLDSSLGF TKFDFNFQRL IRIVLYVFDS CELAALEYAE IQ LKYISLV VDYVCNRTIS TALDAPALVC CEQLKFVLTT MHHFLDNKYG LLDNDPTMAK GILRLYSLCI SNDFSKCFVD HFP IDQWAD FSQSEHFPFT QLTNKALSIV YFDLKRRSLP VEALKYDNKF NIWVYQSEPD SSLKNVTSPF DDRYKQLEKL RLLV LKKFN KTERGTLLKY RVNQLSPGFF QRAGNDFKLI LNEASVSIQT CFKTNNITRL TSWTVILGRL ACLESEKFSG TLPNS TKDM DNWYVCHLCD IEKTGNPFVR INPNRPEAAG KSEIFRILHS NFLSHPNIDE FSESLLSGIL FSLHRIFSHF QPPKLT DGN GQINKSFKLV QKCFMNSNRY LRLLSTRIIP LFNISDSHNS EDEHTATLIK FLQSQKLPVV KENLVIAWTQ LTLTTSN DV FDTLLLKLID IFNSDDYSLR IMMTLQIKNM AKILKKTPYQ LLSPILPVLL RQLGKNLVER KVGFQNLIEL LGYSSKTI L DIFQRYIIPY AIIQYKSDVL SEIAKIMCDG DTSLINQMKV NLLKKNSRQI FAVALVKHGL FSLDILETLF LNRAPTFDK GYITAYLPDY KTLAEITKLY KNSVTKDASD SENANMILCS LRFLITNFEK DKRHGSKYKN INNWTDDQEQ AFQKKLQDNI LGIFQVFSS DIHDVEGRTT YYEKLRVING ISFLIIYAPK KSIISALAQI SICLQTGLGL KEVRYEAFRC WHLLVRHLND E ELSTVIDS LIAFILQKWS EFNGKLRNIV YSILDTLIKE KSDLILKLKP YTTLALVGKP ELGILARDGQ FARMVNKIRS TT DLIPIFA NNLKSSNKYV INQNLDDIEV YLRRKQTERS IDFTPKKVGQ TSDITLVLGA LLDTSHKFRN LDKDLCEKCA KCI SMIGVL DVTKHEFKRT TYSENEVYDL NDSVQTIKFL IWVINDILVP AFWQSENPSK QLFVALVIQE SLKYCGLSSE SWDM NHKEL YPNEAKLWEK FNSVSKTTIY PLLSSLYLAQ SWKEYVPLKY PSNNFKEGYK IWVKRFTLDL LKTGTTENHP LHVFS SLIR EDDGSLSNFL LPYISLDIII KAEKGTPYAD ILNGIIIEFD SIFTCNLEGM NNLQVDSLRM CYESIFRVFE YCKKWA TEF KQNYSKLHGT FIIKDTKTTN MLLRIDEFLR TTPSDLLAQR SLETDSFERS ALYLEQCYRQ NPHDKNQNGQ LLKNLQI TY EEIGDIDSLD GVLRTFATGN LVSKIEELQY SENWKLAQDC FNVLGKFSDD PKTTTRMLKS MYDHQLYSQI ISNSSFHS S DGKISLSPDV KEWYSIGLEA ANLEGNVQTL KNWVEQIESL RNIDDREVLL QYNIAKALIA ISNEDPLRTQ KYIHNSFRL IGTNFITSSK ETTLLKKQNL LMKLHSLYDL SFLSSAKDKF EYKSNTTILD YRMERIGADF VPNHYILSMR KSFDQLKMNE QADADLGKT FFTLAQLARN NARLDIASES LMHCLERRLP QAELEFAEIL WKQGENDRAL KIVQEIHEKY QENSSVNARD R AAVLLKFT EWLDLSNNSA SEQIIKQYQD IFQIDSKWDK PYYSIGLYYS RLLERKKAEG YITNGRFEYR AISYFLLAFE KN TAKVREN LPKVITFWLD IAAASISEAP GNRKEMLSKA TEDICSHVEE ALQHCPTYIW YFVLTQLLSR LLHSHQSSAQ IIM HILLSL AVEYPSHILW YITALVNSNS SKRVLRGKHI LEKYRQHSQN PHDLVSSALD LTKALTRVCL QDVKSITSRS GKSL EKDFK FDMNVAPSAM VVPVRKNLDI ISPLESNSMR GYQPFRPVVS IIRFGSSYKV FSSLKKPKQL NIIGSDGNIY GIMCK KEDV RQDNQYMQFA TTMDFLLSKD IASRKRSLGI NIYSVLSLRE DCGILEMVPN VVTLRSILST KYESLKIKYS LKSLHD RWQ HTAVDGKLEF YMEQVDKFPP ILYQWFLENF PDPINWFNAR NTYARSYAVM AMVGHILGLG DRHCENILLD IQTGKVL HV DFDCLFEKGK RLPVPEIVPF RLTPNLLDAL GIIGTEGTFK KSSEVTLALM RKNEVALMNV IETIMYDRNM DHSIQKAL K VLRNKIRGID PQDGLVLSVA GQTETLIQEA TSEDNLSKMY IGWLPFW UniProtKB: Serine/threonine-protein kinase MEC1 |
-分子 #2: DNA damage checkpoint protein LCD1
分子 | 名称: DNA damage checkpoint protein LCD1 / タイプ: protein_or_peptide / ID: 2 / コピー数: 1 / 光学異性体: LEVO |
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由来(天然) | 生物種: ![]() ![]() 株: ATCC 204508 / S288c |
分子量 | 理論値: 86.533594 KDa |
配列 | 文字列: MRRETVGEFS SDDDDDILLE LGTRPPRFTQ IPPSSAALQT QIPTTLEVTT TTLNNKQSKN DNQLVNQLNK AQGEASMLRD KINFLNIER EKEKNIQAVK VNELQVKHLQ ELAKLKQELQ KLEDEKKFLQ MEARGKSKRE VITNVKPPST TLSTNTNTIT P DSSSVAIE ...文字列: MRRETVGEFS SDDDDDILLE LGTRPPRFTQ IPPSSAALQT QIPTTLEVTT TTLNNKQSKN DNQLVNQLNK AQGEASMLRD KINFLNIER EKEKNIQAVK VNELQVKHLQ ELAKLKQELQ KLEDEKKFLQ MEARGKSKRE VITNVKPPST TLSTNTNTIT P DSSSVAIE AKPQSPQSKK RKISDNLLKK NMVPLNPNRI IPDETSLFLE SILLHQIIGA DLSTIEILNR LKLDYITEFK FK NFVIAKG APIGKSIVSL LLRCKKTLTL DRFIDTLLED IAVLIKEISV HPNESKLAVP FLVALMYQIV QFRPSATHNL ALK DCFLFI CDLIRIYHHV LKVPIHESNM NLHVEPQIFQ YELIDYLIIS YSFDLLEGIL RVLQSHPKQT YMEFFDENIL KSFE FVYKL ALTISYKPMV NVIFSAVEVV NIITSIILNM DNSSDLKSLI SGSWWRDCIT RLYALLEKEI KSGDVYNENV DTTTL HMSK YHDFFGLIRN IGDNELGGLI SKLIYTDRLQ SVPRVISKED IGMDSDKFTA PIIGYKMEKW LLKLKDEVLN IFENLL MIY GDDATIVNGE MLIHSSKFLS REQALMIERY VGQDSPNLDL RCHLIEHTLT IIYRLWKDHF KQLREEQIKQ VESQLIM SL WRFLVCQTET VTANEREMRD HRHLVDSLHD LTIKDQASYY EDAFEDLPEY IEEELKMQLN KRTGRIMQVK YDEKFQEM A RTILESKSFD LTTLEEADSL YISMGL UniProtKB: DNA damage checkpoint protein LCD1 |
-実験情報
-構造解析
手法 | ネガティブ染色法, 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
緩衝液 | pH: 8 |
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染色 | タイプ: NONE / 材質: Uranyl Formate |
凍結 | 凍結剤: ETHANE |
詳細 | ATR/Mec1 "butterfly" |
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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) 平均電子線量: 30.0 e/Å2 |
電子線 | 加速電圧: 300 kV / 電子線源: ![]() |
電子光学系 | 照射モード: FLOOD BEAM / 撮影モード: BRIGHT FIELD |
実験機器 | ![]() モデル: Titan Krios / 画像提供: FEI Company |