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==Ternary complex of Y-family DNA polymerase Dpo4 with (5'S)-8,5'-Cyclo-2'-deoxyguanosine and dTTP== | |||
<StructureSection load='4tqr' size='340' side='right' caption='[[4tqr]], [[Resolution|resolution]] 1.58Å' scene=''> | |||
== Structural highlights == | |||
<table><tr><td colspan='2'>[[4tqr]] is a 3 chain structure. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4TQR OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=4TQR FirstGlance]. <br> | |||
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=CA:CALCIUM+ION'>CA</scene>, <scene name='pdbligand=DOC:2,3-DIDEOXYCYTIDINE-5-MONOPHOSPHATE'>DOC</scene>, <scene name='pdbligand=MG:MAGNESIUM+ION'>MG</scene>, <scene name='pdbligand=TTP:THYMIDINE-5-TRIPHOSPHATE'>TTP</scene></td></tr> | |||
<tr id='NonStdRes'><td class="sblockLbl"><b>[[Non-Standard_Residue|NonStd Res:]]</b></td><td class="sblockDat"><scene name='pdbligand=2LF:(6S,7S,8S,10R)-2-AMINO-8-HYDROXY-4-OXO-3,6,7,8,9,10-HEXAHYDRO-4H-7,10-EPOXYAZEPINO[1,2-E]PURIN-6-YL+DIHYDROGEN+PHOSPHATE'>2LF</scene></td></tr> | |||
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[4tqs|4tqs]]</td></tr> | |||
[[Category: | <tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/DNA-directed_DNA_polymerase DNA-directed DNA polymerase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=2.7.7.7 2.7.7.7] </span></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=4tqr FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4tqr OCA], [http://www.rcsb.org/pdb/explore.do?structureId=4tqr RCSB], [http://www.ebi.ac.uk/pdbsum/4tqr PDBsum]</span></td></tr> | |||
</table> | |||
== Function == | |||
[[http://www.uniprot.org/uniprot/DPO4_SULSO DPO4_SULSO]] Poorly processive, error-prone DNA polymerase involved in untargeted mutagenesis. Copies undamaged DNA at stalled replication forks, which arise in vivo from mismatched or misaligned primer ends. These misaligned primers can be extended by PolIV. Exhibits no 3'-5' exonuclease (proofreading) activity. It is involved in translesional synthesis.[HAMAP-Rule:MF_01113] | |||
__TOC__ | |||
</StructureSection> | |||
[[Category: DNA-directed DNA polymerase]] | |||
[[Category: Zhao, L]] | [[Category: Zhao, L]] | ||
[[Category: Cyclopurine]] | |||
[[Category: Dna damage]] | |||
[[Category: Translesion synthesis]] | |||
[[Category: Y family dna polymerase]] | |||
Revision as of 16:45, 14 January 2015
Ternary complex of Y-family DNA polymerase Dpo4 with (5'S)-8,5'-Cyclo-2'-deoxyguanosine and dTTPTernary complex of Y-family DNA polymerase Dpo4 with (5'S)-8,5'-Cyclo-2'-deoxyguanosine and dTTP
Structural highlights
Function[DPO4_SULSO] Poorly processive, error-prone DNA polymerase involved in untargeted mutagenesis. Copies undamaged DNA at stalled replication forks, which arise in vivo from mismatched or misaligned primer ends. These misaligned primers can be extended by PolIV. Exhibits no 3'-5' exonuclease (proofreading) activity. It is involved in translesional synthesis.[HAMAP-Rule:MF_01113] |
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