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4q4q

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==tRNA-Guanine Transglycosylase (TGT) in Complex with 2-[(Thiophen-2-ylmethyl)amino]-1H,7H,8H-imidazo[4,5-g]quinazolin-8-one==
==tRNA-Guanine Transglycosylase (TGT) in Complex with 2-[(Thiophen-2-ylmethyl)amino]-1H,7H,8H-imidazo[4,5-g]quinazolin-8-one==
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<StructureSection load='4q4q' size='340' side='right' caption='[[4q4q]], [[Resolution|resolution]] 1.41&Aring;' scene=''>
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<StructureSection load='4q4q' size='340' side='right'caption='[[4q4q]], [[Resolution|resolution]] 1.41&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[4q4q]] is a 1 chain structure. This structure supersedes the now removed PDB entry [http://oca.weizmann.ac.il/oca-bin/send-pdb?obs=1&id=3gev 3gev]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4Q4Q OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=4Q4Q FirstGlance]. <br>
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<table><tr><td colspan='2'>[[4q4q]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Zymomonas_mobilis_subsp._mobilis_ZM4_=_ATCC_31821 Zymomonas mobilis subsp. mobilis ZM4 = ATCC 31821]. This structure supersedes the now removed PDB entry [http://oca.weizmann.ac.il/oca-bin/send-pdb?obs=1&id=3gev 3gev]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4Q4Q OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=4Q4Q FirstGlance]. <br>
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</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=GOL:GLYCEROL'>GOL</scene>, <scene name='pdbligand=SAQ:2-[(THIOPHEN-2-YLMETHYL)AMINO]-1,7-DIHYDRO-8H-IMIDAZO[4,5-G]QUINAZOLIN-8-ONE'>SAQ</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</scene></td></tr>
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</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.41&#8491;</td></tr>
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<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[4q4m|4q4m]], [[4q4o|4q4o]], [[4q4p|4q4p]], [[4q4r|4q4r]], [[4q4s|4q4s]], [[1p0d|1p0d]]</td></tr>
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<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=GOL:GLYCEROL'>GOL</scene>, <scene name='pdbligand=SAQ:2-[(THIOPHEN-2-YLMETHYL)AMINO]-1,7-DIHYDRO-8H-IMIDAZO[4,5-G]QUINAZOLIN-8-ONE'>SAQ</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</scene></td></tr>
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<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/tRNA-guanine(34)_transglycosylase tRNA-guanine(34) transglycosylase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=2.4.2.29 2.4.2.29] </span></td></tr>
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<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=4q4q FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4q4q OCA], [https://pdbe.org/4q4q PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=4q4q RCSB], [https://www.ebi.ac.uk/pdbsum/4q4q PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=4q4q ProSAT]</span></td></tr>
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<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=4q4q FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4q4q OCA], [http://www.rcsb.org/pdb/explore.do?structureId=4q4q RCSB], [http://www.ebi.ac.uk/pdbsum/4q4q PDBsum]</span></td></tr>
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</table>
</table>
== Function ==
== Function ==
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[[http://www.uniprot.org/uniprot/TGT_ZYMMO TGT_ZYMMO]] Exchanges the guanine residue with 7-aminomethyl-7-deazaguanine in tRNAs with GU(N) anticodons (tRNA-Asp, -Asn, -His and -Tyr). After this exchange, a cyclopentendiol moiety is attached to the 7-aminomethyl group of 7-deazaguanine, resulting in the hypermodified nucleoside queuosine (Q) (7-(((4,5-cis-dihydroxy-2-cyclopenten-1-yl)amino)methyl)-7-deazaguanosine).[HAMAP-Rule:MF_00168]
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[https://www.uniprot.org/uniprot/TGT_ZYMMO TGT_ZYMMO] Exchanges the guanine residue with 7-aminomethyl-7-deazaguanine in tRNAs with GU(N) anticodons (tRNA-Asp, -Asn, -His and -Tyr). After this exchange, a cyclopentendiol moiety is attached to the 7-aminomethyl group of 7-deazaguanine, resulting in the hypermodified nucleoside queuosine (Q) (7-(((4,5-cis-dihydroxy-2-cyclopenten-1-yl)amino)methyl)-7-deazaguanosine).[HAMAP-Rule:MF_00168]
<div style="background-color:#fffaf0;">
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
== Publication Abstract from PubMed ==
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
</div>
</div>
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<div class="pdbe-citations 4q4q" style="background-color:#fffaf0;"></div>
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==See Also==
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*[[TRNA-guanine transglycosylase 3D structures|TRNA-guanine transglycosylase 3D structures]]
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
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[[Category: Heine, A]]
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[[Category: Large Structures]]
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[[Category: Klebe, G]]
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[[Category: Zymomonas mobilis subsp. mobilis ZM4 = ATCC 31821]]
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[[Category: Neeb, M]]
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[[Category: Heine A]]
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[[Category: Guanine exchange enzyme]]
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[[Category: Klebe G]]
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[[Category: Preq1]]
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[[Category: Neeb M]]
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[[Category: Transferase]]
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[[Category: Transferase-transferase inhibitor complex]]
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[[Category: Trna]]
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Current revision

tRNA-Guanine Transglycosylase (TGT) in Complex with 2-[(Thiophen-2-ylmethyl)amino]-1H,7H,8H-imidazo[4,5-g]quinazolin-8-one

PDB ID 4q4q

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