4ebc
From Proteopedia
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- | '''Unreleased structure''' | ||
- | + | ==Conformationally Restrained North-methanocarba-2'-deoxyadenosine Corrects the Error-Prone Nature of Human DNA Polymerase Iota== | |
+ | <StructureSection load='4ebc' size='340' side='right'caption='[[4ebc]], [[Resolution|resolution]] 2.90Å' scene=''> | ||
+ | == Structural highlights == | ||
+ | <table><tr><td colspan='2'>[[4ebc]] is a 3 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=4EBC OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=4EBC FirstGlance]. <br> | ||
+ | </td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 2.901Å</td></tr> | ||
+ | <tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=0OH:NORTH-METHANOCARBA-2-DEOXYADENOSINE+TRIPHOSPHATE'>0OH</scene>, <scene name='pdbligand=CA:CALCIUM+ION'>CA</scene>, <scene name='pdbligand=DOC:2,3-DIDEOXYCYTIDINE-5-MONOPHOSPHATE'>DOC</scene>, <scene name='pdbligand=GOL:GLYCEROL'>GOL</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=4ebc FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4ebc OCA], [https://pdbe.org/4ebc PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=4ebc RCSB], [https://www.ebi.ac.uk/pdbsum/4ebc PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=4ebc ProSAT]</span></td></tr> | ||
+ | </table> | ||
+ | == Function == | ||
+ | [https://www.uniprot.org/uniprot/POLI_HUMAN POLI_HUMAN] Error-prone DNA polymerase specifically involved in DNA repair. Plays an important role in translesion synthesis, where the normal high-fidelity DNA polymerases cannot proceed and DNA synthesis stalls. Favors Hoogsteen base-pairing in the active site. Inserts the correct base with high-fidelity opposite an adenosine template. Exhibits low fidelity and efficiency opposite a thymidine template, where it will preferentially insert guanosine. May play a role in hypermutation of immunogobulin genes. Forms a Schiff base with 5'-deoxyribose phosphate at abasic sites, but may not have lyase activity.<ref>PMID:11013228</ref> <ref>PMID:11251121</ref> <ref>PMID:11387224</ref> <ref>PMID:12410315</ref> <ref>PMID:14630940</ref> <ref>PMID:15199127</ref> <ref>PMID:15254543</ref> | ||
- | + | ==See Also== | |
- | + | *[[DNA polymerase 3D structures|DNA polymerase 3D structures]] | |
- | + | == References == | |
+ | <references/> | ||
+ | __TOC__ | ||
+ | </StructureSection> | ||
+ | [[Category: Homo sapiens]] | ||
+ | [[Category: Large Structures]] | ||
+ | [[Category: Banerjee S]] | ||
+ | [[Category: Eoff RL]] | ||
+ | [[Category: Ketkar A]] |
Current revision
Conformationally Restrained North-methanocarba-2'-deoxyadenosine Corrects the Error-Prone Nature of Human DNA Polymerase Iota
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