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==Crystal structure of the N-terminal domain of human Timeless==
==Crystal structure of the N-terminal domain of human Timeless==
<StructureSection load='5mqi' size='340' side='right' caption='[[5mqi]], [[Resolution|resolution]] 1.85&Aring;' scene=''>
<StructureSection load='5mqi' size='340' side='right'caption='[[5mqi]], [[Resolution|resolution]] 1.85&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
<table><tr><td colspan='2'>[[5mqi]] is a 1 chain structure. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=5MQI OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=5MQI FirstGlance]. <br>
<table><tr><td colspan='2'>[[5mqi]] is a 1 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=5MQI OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=5MQI FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene></td></tr>
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.847&#8491;</td></tr>
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=5mqi FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=5mqi OCA], [http://pdbe.org/5mqi PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=5mqi RCSB], [http://www.ebi.ac.uk/pdbsum/5mqi PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=5mqi ProSAT]</span></td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene></td></tr>
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=5mqi FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=5mqi OCA], [https://pdbe.org/5mqi PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=5mqi RCSB], [https://www.ebi.ac.uk/pdbsum/5mqi PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=5mqi ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
[[http://www.uniprot.org/uniprot/TIM_HUMAN TIM_HUMAN]] Plays an important role in the control of DNA replication, maintenance of replication fork stability, maintenance of genome stability throughout normal DNA replication and in the regulation of the circadian clock. Involved in the determination of period length and in the DNA damage-dependent phase advancing of the circadian clock. Negatively regulates CLOCK|NPAS2-ARTNL/BMAL1|ARTNL2/BMAL2-induced transactivation of PER1 possibly via translocation of PER1 into the nucleus. Forms a complex with TIPIN and this complex regulates DNA replication processes under both normal and stress conditions, stabilizes replication forks and influences both CHEK1 phosphorylation and the intra-S phase checkpoint in response to genotoxic stress. Timeless promotes TIPIN nuclear localization. Involved in cell survival after DNA damage or replication stress. May be specifically required for the ATR-CHEK1 pathway in the replication checkpoint induced by hydroxyurea or ultraviolet light. May also play an important role in epithelial cell morphogenesis and formation of branching tubules.<ref>PMID:17141802</ref> <ref>PMID:17296725</ref> <ref>PMID:23418588</ref> <ref>PMID:9856465</ref>
[https://www.uniprot.org/uniprot/TIM_HUMAN TIM_HUMAN] Plays an important role in the control of DNA replication, maintenance of replication fork stability, maintenance of genome stability throughout normal DNA replication and in the regulation of the circadian clock. Involved in the determination of period length and in the DNA damage-dependent phase advancing of the circadian clock. Negatively regulates CLOCK|NPAS2-ARTNL/BMAL1|ARTNL2/BMAL2-induced transactivation of PER1 possibly via translocation of PER1 into the nucleus. Forms a complex with TIPIN and this complex regulates DNA replication processes under both normal and stress conditions, stabilizes replication forks and influences both CHEK1 phosphorylation and the intra-S phase checkpoint in response to genotoxic stress. Timeless promotes TIPIN nuclear localization. Involved in cell survival after DNA damage or replication stress. May be specifically required for the ATR-CHEK1 pathway in the replication checkpoint induced by hydroxyurea or ultraviolet light. May also play an important role in epithelial cell morphogenesis and formation of branching tubules.<ref>PMID:17141802</ref> <ref>PMID:17296725</ref> <ref>PMID:23418588</ref> <ref>PMID:9856465</ref>  
<div style="background-color:#fffaf0;">
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
== Publication Abstract from PubMed ==
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</div>
</div>
<div class="pdbe-citations 5mqi" style="background-color:#fffaf0;"></div>
<div class="pdbe-citations 5mqi" style="background-color:#fffaf0;"></div>
==See Also==
*[[Deoxycytidine kinase 3D structures|Deoxycytidine kinase 3D structures]]
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
[[Category: Holzer, S]]
[[Category: Homo sapiens]]
[[Category: Kilkenny, M L]]
[[Category: Large Structures]]
[[Category: Pellegrini, L]]
[[Category: Holzer S]]
[[Category: Dna replication]]
[[Category: Kilkenny ML]]
[[Category: Genomic stability]]
[[Category: Pellegrini L]]
[[Category: Replication]]