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データを開く
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基本情報
| 登録情報 | ![]() | |||||||||
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| タイトル | Local refinement of stacked like DDB1-DDA1-DET1-Ube2e2-COP1 complex (layer 2) | |||||||||
マップデータ | ||||||||||
試料 |
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キーワード | E3 ligase / LIGASE | |||||||||
| 機能・相同性 | 機能・相同性情報ISG15 transferase activity / ISG15-protein conjugation / negative regulation of fatty acid biosynthetic process / cullin-RING ubiquitin ligase complex / positive regulation by virus of viral protein levels in host cell / protein K11-linked ubiquitination / spindle assembly involved in female meiosis / epigenetic programming in the zygotic pronuclei / UV-damage excision repair / E2 ubiquitin-conjugating enzyme ...ISG15 transferase activity / ISG15-protein conjugation / negative regulation of fatty acid biosynthetic process / cullin-RING ubiquitin ligase complex / positive regulation by virus of viral protein levels in host cell / protein K11-linked ubiquitination / spindle assembly involved in female meiosis / epigenetic programming in the zygotic pronuclei / UV-damage excision repair / E2 ubiquitin-conjugating enzyme / biological process involved in interaction with symbiont / regulation of mitotic cell cycle phase transition / WD40-repeat domain binding / response to ionizing radiation / Cul4A-RING E3 ubiquitin ligase complex / Cul4-RING E3 ubiquitin ligase complex / Cul4B-RING E3 ubiquitin ligase complex / ubiquitin ligase complex scaffold activity / negative regulation of reproductive process / negative regulation of developmental process / ubiquitin conjugating enzyme activity / viral release from host cell / cullin family protein binding / protein monoubiquitination / ectopic germ cell programmed cell death / protein K63-linked ubiquitination / positive regulation of G1/S transition of mitotic cell cycle / positive regulation of viral genome replication / ubiquitin-like ligase-substrate adaptor activity / protein K48-linked ubiquitination / proteasomal protein catabolic process / positive regulation of gluconeogenesis / nucleotide-excision repair / sperm end piece / Autodegradation of the E3 ubiquitin ligase COP1 / Recognition of DNA damage by PCNA-containing replication complex / regulation of circadian rhythm / RING-type E3 ubiquitin transferase / DNA Damage Recognition in GG-NER / Dual Incision in GG-NER / Transcription-Coupled Nucleotide Excision Repair (TC-NER) / Formation of TC-NER Pre-Incision Complex / Wnt signaling pathway / Formation of Incision Complex in GG-NER / Dual incision in TC-NER / protein polyubiquitination / Gap-filling DNA repair synthesis and ligation in TC-NER / positive regulation of protein catabolic process / ubiquitin-protein transferase activity / cellular response to UV / ubiquitin protein ligase activity / rhythmic process / Antigen processing: Ubiquitination & Proteasome degradation / positive regulation of proteasomal ubiquitin-dependent protein catabolic process / site of double-strand break / sperm principal piece / Neddylation / protein-containing complex assembly / sperm midpiece / ubiquitin-dependent protein catabolic process / damaged DNA binding / proteasome-mediated ubiquitin-dependent protein catabolic process / protein-macromolecule adaptor activity / chromosome, telomeric region / nuclear speck / protein ubiquitination / Golgi membrane / DNA repair / apoptotic process / DNA damage response / ubiquitin protein ligase binding / negative regulation of apoptotic process / protein-containing complex binding / nucleolus / protein-containing complex / : / DNA binding / extracellular exosome / zinc ion binding / nucleoplasm / ATP binding / nucleus / cytoplasm / cytosol 類似検索 - 分子機能 | |||||||||
| 生物種 | Homo sapiens (ヒト) | |||||||||
| 手法 | 単粒子再構成法 / クライオ電子顕微鏡法 / 解像度: 4.25 Å | |||||||||
データ登録者 | Su M-Y | |||||||||
| 資金援助 | 1件
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引用 | ジャーナル: Nat Commun / 年: 2026タイトル: Cryo-EM structure of the human COP1-DET1 ubiquitin ligase complex. 著者: Shan Wang / Fei Teng / Goran Stjepanovic / Feng Rao / Ming-Yuan Su / ![]() 要旨: Ubiquitin modifications regulate fundamental cellular activities by modulating protein stability and function. The ubiquitin ligase COP1, which is present across species from plants to humans, plays ...Ubiquitin modifications regulate fundamental cellular activities by modulating protein stability and function. The ubiquitin ligase COP1, which is present across species from plants to humans, plays a crucial role in the ubiquitination of developmental transcription factors. While COP1 can function independently, it can also be incorporated into CULLIN4-RING ubiquitin ligase (CRL4) complexes through the DET1 adaptor protein. Despite its biological significance, the structural and functional mechanisms of COP1 and DET1-containing complexes remains poorly understood. Here we present the cryo-electron microscopy structures of human COP1 in complex with DDB1-DDA1-DET1 and Ube2e2, revealing an inactive stacked assembly state. Co-expression with COP1 substrates including c-Jun or ETS2 disrupts this configuration, inducing a conformational rearrangement into a distinct dimeric state that allows substrate access. Structural modelling identifies the spatial organization of COP1 WD40 domains where substrate recruits. DET1 serves as a structural scaffold, bridging COP1 and Ube2e2 to initiate potential ubiquitin addition on substrates, while DDB1 recruits the CULLIN4-RBX1 complex to facilitate Ube2d3-mediated ubiquitin chain elongation. These results reveal the dynamic interplay between the structural states of the CRL4 E3 ligase complex and its substrate specific activation mechanism, offering mechanistic insights into ubiquitination regulation and a basis for future studies on E3 ligase dynamics. | |||||||||
| 履歴 |
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構造の表示
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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 | emd_63565.map.gz | 962 MB | EMDBマップデータ形式 | |
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| ヘッダ (付随情報) | emd-63565-v30.xml emd-63565.xml | 22.9 KB 22.9 KB | 表示 表示 | EMDBヘッダ |
| 画像 | emd_63565.png | 45.3 KB | ||
| マスクデータ | emd_63565_msk_1.map | 1.9 GB | マスクマップ | |
| Filedesc metadata | emd-63565.cif.gz | 7.6 KB | ||
| その他 | emd_63565_half_map_1.map.gz emd_63565_half_map_2.map.gz | 1.8 GB 1.8 GB | ||
| アーカイブディレクトリ | http://ftp.pdbj.org/pub/emdb/structures/EMD-63565 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-63565 | HTTPS FTP |
-関連構造データ
| 関連構造データ | ![]() 9m0yMC ![]() 9ltjC ![]() 9ltlC ![]() 9ltoC ![]() 9ltrC ![]() 9ltwC ![]() 9ltzC ![]() 9lu1C ![]() 9lulC ![]() 9w90C 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 F&H 検索 |
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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 |
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マップ
| ファイル | ダウンロード / ファイル: emd_63565.map.gz / 形式: CCP4 / 大きさ: 1.9 GB / タイプ: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
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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: 0.85 Å | ||||||||||||||||||||||||||||||||||||
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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 | emd_63565_msk_1.map | ||||||||||||
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| 密度ヒストグラム |
-ハーフマップ: #1
| ファイル | emd_63565_half_map_1.map | ||||||||||||
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| 密度ヒストグラム |
-ハーフマップ: #2
| ファイル | emd_63565_half_map_2.map | ||||||||||||
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| 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 : protein complex of stacked like DDB1-DDA1-DET1-Ube2e2-COP1 comple...
| 全体 | 名称: protein complex of stacked like DDB1-DDA1-DET1-Ube2e2-COP1 complex (layer 1) |
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| 要素 |
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-超分子 #1: protein complex of stacked like DDB1-DDA1-DET1-Ube2e2-COP1 comple...
| 超分子 | 名称: protein complex of stacked like DDB1-DDA1-DET1-Ube2e2-COP1 complex (layer 1) タイプ: complex / ID: 1 / 親要素: 0 / 含まれる分子: #1, #5, #2-#4 |
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| 由来(天然) | 生物種: Homo sapiens (ヒト) |
-分子 #1: E3 ubiquitin-protein ligase COP1
| 分子 | 名称: E3 ubiquitin-protein ligase COP1 / タイプ: protein_or_peptide / ID: 1 / コピー数: 8 / 光学異性体: LEVO / EC番号: RING-type E3 ubiquitin transferase |
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| 由来(天然) | 生物種: Homo sapiens (ヒト) |
| 分子量 | 理論値: 80.569242 KDa |
| 組換発現 | 生物種: Homo sapiens (ヒト) |
| 配列 | 文字列: MSGSRQAGSG SAGTSPGSSA ASSVTSASSS LSSSPSPPSV AVSAAALVSG GVAQAAGSGG LGGPVRPVLV APAVSGSGGG AVSTGLSRH SCAARPSAGV GGSSSSLGSG SRKRPLLAPL CNGLINSYED KSNDFVCPIC FDMIEEAYMT KCGHSFCYKC I HQSLEDNN ...文字列: MSGSRQAGSG SAGTSPGSSA ASSVTSASSS LSSSPSPPSV AVSAAALVSG GVAQAAGSGG LGGPVRPVLV APAVSGSGGG AVSTGLSRH SCAARPSAGV GGSSSSLGSG SRKRPLLAPL CNGLINSYED KSNDFVCPIC FDMIEEAYMT KCGHSFCYKC I HQSLEDNN RCPKCNYVVD NIDHLYPNFL VNELILKQKQ RFEEKRFKLD HSVSSTNGHR WQIFQDWLGT DQDNLDLANV NL MLELLVQ KKKQLEAESH AAQLQILMEF LKVARRNKRE QLEQIQKELS VLEEDIKRVE EMSGLYSPVS EDSTVPQFEA PSP SHSSII DSTEYSQPPG FSGSSQTKKQ PWYNSTLASR RKRLTAHFED LEQCYFSTRM SRISDDSRTA SQLDEFQECL SKFT RYNSV RPLATLSYAS DLYNGSSIVS SIEFDRDCDY FAIAGVTKKI KVYEYDTVIQ DAVDIHYPEN EMTCNSKISC ISWSS YHKN LLASSDYEGT VILWDGFTGQ RSKVYQEHEK RCWSVDFNLM DPKLLASGSD DAKVKLWSTN LDNSVASIEA KANVCC VKF SPSSRYHLAF GCADHCVHYY DLRNTKQPIM VFKGHRKAVS YAKFVSGEEI VSASTDSQLK LWNVGKPYCL RSFKGHI NE KNFVGLASNG DYIACGSENN SLYLYYKGLS KTLLTFKFDT VKSVLDKDRK EDDTNEFVSA VCWRALPDGE SNVLIAAN S QGTIKVLELV UniProtKB: E3 ubiquitin-protein ligase COP1 |
-分子 #2: Ubiquitin-conjugating enzyme E2 E2
| 分子 | 名称: Ubiquitin-conjugating enzyme E2 E2 / タイプ: protein_or_peptide / ID: 2 / コピー数: 2 / 光学異性体: LEVO / EC番号: E2 ubiquitin-conjugating enzyme |
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| 由来(天然) | 生物種: Homo sapiens (ヒト) |
| 分子量 | 理論値: 22.282092 KDa |
| 組換発現 | 生物種: Homo sapiens (ヒト) |
| 配列 | 文字列: MSTEAQRVDD SPSTSGGSSD GDQRESVQQE PEREQVQPKK KEGKISSKTA AKLSTSAKRI QKELAEITLD PPPNCSAGPK GDNIYEWRS TILGPPGSVY EGGVFFLDIT FSPDYPFKPP KVTFRTRIYH CNINSQGVIC LDILKDNWSP ALTISKVLLS I CSLLTDCN ...文字列: MSTEAQRVDD SPSTSGGSSD GDQRESVQQE PEREQVQPKK KEGKISSKTA AKLSTSAKRI QKELAEITLD PPPNCSAGPK GDNIYEWRS TILGPPGSVY EGGVFFLDIT FSPDYPFKPP KVTFRTRIYH CNINSQGVIC LDILKDNWSP ALTISKVLLS I CSLLTDCN PADPLVGSIA TQYMTNRAEH DRMARQWTKR YAT UniProtKB: Ubiquitin-conjugating enzyme E2 E2 |
-分子 #3: DET1 homolog
| 分子 | 名称: DET1 homolog / 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: Homo sapiens (ヒト) |
| 分子量 | 理論値: 63.931367 KDa |
| 組換発現 | 生物種: Homo sapiens (ヒト) |
| 配列 | 文字列: MDHHVSTIKP RRIQNQNVIH RLERRRISSG KAGTHWHQVR VFHQNVFPNF TVVNVEKPPC FLRKFSPDGR YFIAFSSDQT SLEIYEYQG CQAAEDLLQG YEGEILSNGN DQRSVNIRGR LFERFFVLLH ITNVAANGEH LNRECSLFTD DCRCVIVGSA A YLPDEPHP ...文字列: MDHHVSTIKP RRIQNQNVIH RLERRRISSG KAGTHWHQVR VFHQNVFPNF TVVNVEKPPC FLRKFSPDGR YFIAFSSDQT SLEIYEYQG CQAAEDLLQG YEGEILSNGN DQRSVNIRGR LFERFFVLLH ITNVAANGEH LNRECSLFTD DCRCVIVGSA A YLPDEPHP PFFEVYRNSE SVTPNPRSPL EDYSLHIIDL HTGRLCDTRT FKCDKVVLSH NQGLYLYKNI LAILSVQQQT IH VFQVTPE GTFIDVRTIG RFCYEDDLLT VSAVFPEVQR DSQTGMANPF RDPFINSLKH RLLVYLWRRA EQDGSAMAKR RFF QYFDQL RQLRMWKMQL LDENHLFIKY TSEDVVTLRV TDPSQASFFV VYNMVTTEVI AVFENTSDEL LELFENFCDL FRNA TLHSE VQFPCSASSN NFARQIQRRF KDTIINAKYG GHTEAVRRLL GQLPISAQSY SGSPYLDLSL FSYDDKWVSV MERPK TCGD HPIRFYARDS GLLKFEIQAG LLGRPINHTV RRLVAFTFHP FEPFAISVQR TNAEYVVNFH MRHCCT UniProtKB: DET1 homolog |
-分子 #4: DNA damage-binding protein 1
| 分子 | 名称: DNA damage-binding protein 1 / 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: Homo sapiens (ヒト) |
| 分子量 | 理論値: 127.097469 KDa |
| 組換発現 | 生物種: Homo sapiens (ヒト) |
| 配列 | 文字列: MSYNYVVTAQ KPTAVNGCVT GHFTSAEDLN LLIAKNTRLE IYVVTAEGLR PVKEVGMYGK IAVMELFRPK GESKDLLFIL TAKYNACIL EYKQSGESID IITRAHGNVQ DRIGRPSETG IIGIIDPECR MIGLRLYDGL FKVIPLDRDN KELKAFNIRL E ELHVIDVK ...文字列: MSYNYVVTAQ KPTAVNGCVT GHFTSAEDLN LLIAKNTRLE IYVVTAEGLR PVKEVGMYGK IAVMELFRPK GESKDLLFIL TAKYNACIL EYKQSGESID IITRAHGNVQ DRIGRPSETG IIGIIDPECR MIGLRLYDGL FKVIPLDRDN KELKAFNIRL E ELHVIDVK FLYGCQAPTI CFVYQDPQGR HVKTYEVSLR EKEFNKGPWK QENVEAEASM VIAVPEPFGG AIIIGQESIT YH NGDKYLA IAPPIIKQST IVCHNRVDPN GSRYLLGDME GRLFMLLLEK EEQMDGTVTL KDLRVELLGE TSIAECLTYL DNG VVFVGS RLGDSQLVKL NVDSNEQGSY VVAMETFTNL GPIVDMCVVD LERQGQGQLV TCSGAFKEGS LRIIRNGIGI HEHA SIDLP GIKGLWPLRS DPNRETDDTL VLSFVGQTRV LMLNGEEVEE TELMGFVDDQ QTFFCGNVAH QQLIQITSAS VRLVS QEPK ALVSEWKEPQ AKNISVASCN SSQVVVAVGR ALYYLQIHPQ ELRQISHTEM EHEVACLDIT PLGDSNGLSP LCAIGL WTD ISARILKLPS FELLHKEMLG GEIIPRSILM TTFESSHYLL CALGDGALFY FGLNIETGLL SDRKKVTLGT QPTVLRT FR SLSTTNVFAC SDRPTVIYSS NHKLVFSNVN LKEVNYMCPL NSDGYPDSLA LANNSTLTIG TIDEIQKLHI RTVPLYES P RKICYQEVSQ CFGVLSSRIE VQDTSGGTTA LRPSASTQAL SSSVSSSKLF SSSTAPHETS FGEEVEVHNL LIIDQHTFE VLHAHQFLQN EYALSLVSCK LGKDPNTYFI VGTAMVYPEE AEPKQGRIVV FQYSDGKLQT VAEKEVKGAV YSMVEFNGKL LASINSTVR LYEWTTEKEL RTECNHYNNI MALYLKTKGD FILVGDLMRS VLLLAYKPME GNFEEIARDF NPNWMSAVEI L DDDNFLGA ENAFNLFVCQ KDSAATTDEE RQHLQEVGLF HLGEFVNVFC HGSLVMQNLG ETSTPTQGSV LFGTVNGMIG LV TSLSESW YNLLLDMQNR LNKVIKSVGK IEHSFWRSFH TERKTEPATG FIDGDLIESF LDISRPKMQE VVANLQYDDG SGM KREATA DDLIKVVEEL TRIH UniProtKB: DNA damage-binding protein 1 |
-分子 #5: DET1- and DDB1-associated protein 1
| 分子 | 名称: DET1- and DDB1-associated protein 1 / 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: Homo sapiens (ヒト) |
| 分子量 | 理論値: 11.855297 KDa |
| 組換発現 | 生物種: Homo sapiens (ヒト) |
| 配列 | 文字列: MADFLKGLPV YNKSNFSRFH ADSVCKASNR RPSVYLPTRE YPSEQIIVTE KTNILLRYLH QQWDKKNAAK KRDQEQVELE GESSAPPRK VARTDSPDMH EDT UniProtKB: DET1- and DDB1-associated protein 1 |
-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 | particle |
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試料調製
| 濃度 | 0.3 mg/mL |
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| 緩衝液 | pH: 7.4 |
| 凍結 | 凍結剤: ETHANE |
| 詳細 | the purified protein was at 0.535 or 0.3 mg/ml and applied to fresh glow-discharged UltrAuFoil (1.2/1.3, 300 mesh) grids |
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電子顕微鏡法
| 顕微鏡 | TFS KRIOS |
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| 撮影 | フィルム・検出器のモデル: GATAN K3 (6k x 4k) / 平均電子線量: 46.55 e/Å2 詳細: The total dose on the specimen was 46.55, 46.32, 47.42, and 48.6 e-/A2, total exposure time of 2.497 or 1.997 sec, fractionated over 50 frames. |
| 電子線 | 加速電圧: 300 kV / 電子線源: FIELD EMISSION GUN |
| 電子光学系 | 照射モード: OTHER / 撮影モード: BRIGHT FIELD / 最大 デフォーカス(公称値): 1.8 µm / 最小 デフォーカス(公称値): 1.2 µm |
| 実験機器 | ![]() モデル: Titan Krios / 画像提供: FEI Company |
ムービー
コントローラー
万見について




キーワード
Homo sapiens (ヒト)
データ登録者
引用
























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Y (Row.)
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解析
FIELD EMISSION GUN

