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[[Image:1s39.gif|left|200px]]<br /><applet load="1s39" size="350" color="white" frame="true" align="right" spinBox="true"
caption="1s39, resolution 1.95&Aring;" />
'''CRYSTAL STRUCTURE OF TGT IN COMPLEX WITH 2-aminoquinazolin-4(3H)-one'''<br />


==About this Structure==
==CRYSTAL STRUCTURE OF TGT IN COMPLEX WITH 2-aminoquinazolin-4(3H)-one==
1S39 is a [http://en.wikipedia.org/wiki/Single_protein Single protein] structure of sequence from [http://en.wikipedia.org/wiki/Zymomonas_mobilis Zymomonas mobilis] with <scene name='pdbligand=ZN:'>ZN</scene> and <scene name='pdbligand=AQO:'>AQO</scene> as [http://en.wikipedia.org/wiki/ligands ligands]. Active as [http://en.wikipedia.org/wiki/Queuine_tRNA-ribosyltransferase Queuine tRNA-ribosyltransferase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=2.4.2.29 2.4.2.29] Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1S39 OCA].  
<StructureSection load='1s39' size='340' side='right'caption='[[1s39]], [[Resolution|resolution]] 1.95&Aring;' scene=''>
[[Category: Queuine tRNA-ribosyltransferase]]
== Structural highlights ==
[[Category: Single protein]]
<table><tr><td colspan='2'>[[1s39]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Zymomonas_mobilis Zymomonas mobilis]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1S39 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1S39 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]] 1.95&#8491;</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=AQO:2-AMINOQUINAZOLIN-4(3H)-ONE'>AQO</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</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=1s39 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1s39 OCA], [https://pdbe.org/1s39 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1s39 RCSB], [https://www.ebi.ac.uk/pdbsum/1s39 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1s39 ProSAT]</span></td></tr>
</table>
== Function ==
[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]
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
Check<jmol>
  <jmolCheckbox>
    <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/s3/1s39_consurf.spt"</scriptWhenChecked>
    <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
    <text>to colour the structure by Evolutionary Conservation</text>
  </jmolCheckbox>
</jmol>, as determined by [http://consurfdb.tau.ac.il/ ConSurfDB]. You may read the [[Conservation%2C_Evolutionary|explanation]] of the method and the full data available from [http://bental.tau.ac.il/new_ConSurfDB/main_output.php?pdb_ID=1s39 ConSurf].
<div style="clear:both"></div>
 
==See Also==
*[[TRNA-guanine transglycosylase 3D structures|TRNA-guanine transglycosylase 3D structures]]
__TOC__
</StructureSection>
[[Category: Large Structures]]
[[Category: Zymomonas mobilis]]
[[Category: Zymomonas mobilis]]
[[Category: Brenk, R.]]
[[Category: Brenk R]]
[[Category: Garcia, G A.]]
[[Category: Garcia GA]]
[[Category: Klebe, G.]]
[[Category: Klebe G]]
[[Category: Meyer, E A.]]
[[Category: Meyer EA]]
[[Category: Reuter, K.]]
[[Category: Reuter K]]
[[Category: Stubbs, M T.]]
[[Category: Stubbs MT]]
[[Category: AQO]]
[[Category: ZN]]
[[Category: transferase]]
 
''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Thu Feb 21 14:57:26 2008''

Latest revision as of 06:12, 23 August 2023

CRYSTAL STRUCTURE OF TGT IN COMPLEX WITH 2-aminoquinazolin-4(3H)-one

1s39, resolution 1.95Å

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