9d0w: Difference between revisions
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New page: '''Unreleased structure''' The entry 9d0w is ON HOLD Authors: Kwiatkowski, N., Liang, T., Sha, Z., Collier, P.N., Yang, A., Sathappa, M., Paul, A., Su, L., Zheng, X., Aversa, R., Li, K.... |
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==Cryo-EM structure of CDK2/CyclinE1 in complex with CRBN/DDB1 and Cpd 4== | |||
<StructureSection load='9d0w' size='340' side='right'caption='[[9d0w]], [[Resolution|resolution]] 2.95Å' scene=''> | |||
== Structural highlights == | |||
<table><tr><td colspan='2'>[[9d0w]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=9D0W OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=9D0W FirstGlance]. <br> | |||
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">Electron Microscopy, [[Resolution|Resolution]] 2.95Å</td></tr> | |||
[[Category: | <tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=A1A1I:(3~{R})-3-[5-[4-[[2-[4-[(8-cyclopentyl-7-oxidanylidene-pyrido[2,3-d]pyrimidin-2-yl)amino]-3-methyl-phenyl]sulfonyl-7-azaspiro[3.5]nonan-7-yl]methyl]piperidin-1-yl]-4-fluoranyl-3-methyl-2-oxidanylidene-benzimidazol-1-yl]piperidine-2,6-dione'>A1A1I</scene>, <scene name='pdbligand=TPO:PHOSPHOTHREONINE'>TPO</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</scene></td></tr> | ||
[[Category: | <tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=9d0w FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=9d0w OCA], [https://pdbe.org/9d0w PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=9d0w RCSB], [https://www.ebi.ac.uk/pdbsum/9d0w PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=9d0w ProSAT]</span></td></tr> | ||
[[Category: | </table> | ||
[[Category: | == Function == | ||
[[Category: | [https://www.uniprot.org/uniprot/DDB1_HUMAN DDB1_HUMAN] Required for DNA repair. Binds to DDB2 to form the UV-damaged DNA-binding protein complex (the UV-DDB complex). The UV-DDB complex may recognize UV-induced DNA damage and recruit proteins of the nucleotide excision repair pathway (the NER pathway) to initiate DNA repair. The UV-DDB complex preferentially binds to cyclobutane pyrimidine dimers (CPD), 6-4 photoproducts (6-4 PP), apurinic sites and short mismatches. Also appears to function as a component of numerous distinct DCX (DDB1-CUL4-X-box) E3 ubiquitin-protein ligase complexes which mediate the ubiquitination and subsequent proteasomal degradation of target proteins. The functional specificity of the DCX E3 ubiquitin-protein ligase complex is determined by the variable substrate recognition component recruited by DDB1. DCX(DDB2) (also known as DDB1-CUL4-ROC1, CUL4-DDB-ROC1 and CUL4-DDB-RBX1) may ubiquitinate histone H2A, histone H3 and histone H4 at sites of UV-induced DNA damage. The ubiquitination of histones may facilitate their removal from the nucleosome and promote subsequent DNA repair. DCX(DDB2) also ubiquitinates XPC, which may enhance DNA-binding by XPC and promote NER. DCX(DTL) plays a role in PCNA-dependent polyubiquitination of CDT1 and MDM2-dependent ubiquitination of TP53 in response to radiation-induced DNA damage and during DNA replication. DCX(ERCC8) (the CSA complex) plays a role in transcription-coupled repair (TCR). May also play a role in ubiquitination of CDKN1B/p27kip when associated with CUL4 and SKP2.<ref>PMID:12732143</ref> <ref>PMID:15448697</ref> <ref>PMID:14739464</ref> <ref>PMID:15882621</ref> <ref>PMID:16260596</ref> <ref>PMID:16482215</ref> <ref>PMID:17079684</ref> <ref>PMID:16407242</ref> <ref>PMID:16407252</ref> <ref>PMID:16678110</ref> <ref>PMID:16940174</ref> <ref>PMID:17041588</ref> <ref>PMID:16473935</ref> <ref>PMID:18593899</ref> <ref>PMID:18381890</ref> <ref>PMID:18332868</ref> | ||
[[Category: | == References == | ||
[[Category: | <references/> | ||
[[Category: | __TOC__ | ||
[[Category: | </StructureSection> | ||
[[Category: | [[Category: Homo sapiens]] | ||
[[Category: | [[Category: Large Structures]] | ||
[[Category: | [[Category: Aversa R]] | ||
[[Category: | [[Category: Breitkopf SB]] | ||
[[Category: | [[Category: Chen D]] | ||
[[Category: | [[Category: Collier PN]] | ||
[[Category: | [[Category: Growney JD]] | ||
[[Category: | [[Category: Howarth CL]] | ||
[[Category: | [[Category: Jo H]] | ||
[[Category: | [[Category: Kwiatkowski N]] | ||
[[Category: | [[Category: Li K]] | ||
[[Category: | [[Category: Liang T]] | ||
[[Category: Mehovic R]] | |||
[[Category: Paul A]] | |||
[[Category: Sathappa M]] | |||
[[Category: Sha Z]] | |||
[[Category: Su L]] | |||
[[Category: Weiss M]] | |||
[[Category: Williams J]] | |||
[[Category: Yang A]] | |||
[[Category: Yuan K]] | |||
[[Category: Zheng X]] | |||
Latest revision as of 10:49, 30 April 2025
Cryo-EM structure of CDK2/CyclinE1 in complex with CRBN/DDB1 and Cpd 4
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