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5lpt
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==tRNA guanine Transglycosylase (TGT) in co-crystallized complex (space group P21) with 6-amino-2-(methylamino)-4-(2-((2R,3R,4S,5R,6S)-3,4,5,6-tetramethoxytetrahydro-2H-pyran-2-yl)ethyl)-1H-imidazo[4,5-g]quinazolin-8(7H)-one== | ==tRNA guanine Transglycosylase (TGT) in co-crystallized complex (space group P21) with 6-amino-2-(methylamino)-4-(2-((2R,3R,4S,5R,6S)-3,4,5,6-tetramethoxytetrahydro-2H-pyran-2-yl)ethyl)-1H-imidazo[4,5-g]quinazolin-8(7H)-one== | ||
| - | <StructureSection load='5lpt' size='340' side='right' caption='[[5lpt]], [[Resolution|resolution]] 2.36Å' scene=''> | + | <StructureSection load='5lpt' size='340' side='right'caption='[[5lpt]], [[Resolution|resolution]] 2.36Å' scene=''> |
== Structural highlights == | == Structural highlights == | ||
| - | <table><tr><td colspan='2'>[[5lpt]] is a 2 chain structure. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=5LPT OCA]. For a <b>guided tour on the structure components</b> use [http:// | + | <table><tr><td colspan='2'>[[5lpt]] is a 2 chain structure. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=5LPT OCA]. For a <b>guided tour on the structure components</b> use [http://proteopedia.org/fgij/fg.htm?mol=5LPT FirstGlance]. <br> |
| - | </td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=726:6-azanyl-2-(methylamino)-4-[2-[(2~{R},3~{R},4~{S},5~{R},6~{S})-3,4,5,6-tetramethoxyoxan-2-yl]ethyl]-1,7-dihydroimidazo[4,5-g]quinazolin-8-one'>726</scene>, <scene name='pdbligand=GOL:GLYCEROL'>GOL</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</scene></td></tr> | + | </td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=726:6-azanyl-2-(methylamino)-4-[2-[(2~{R},3~{R},4~{S},5~{R},6~{S})-3,4,5,6-tetramethoxyoxan-2-yl]ethyl]-1,7-dihydroimidazo[4,5-g]quinazolin-8-one'>726</scene>, <scene name='pdbligand=GOL:GLYCEROL'>GOL</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</scene></td></tr> |
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[5lpo|5lpo]], [[4kwo|4kwo]], [[4leq|4leq]], [[4puk|4puk]], [[5i00|5i00]], [[5i02|5i02]], [[5i06|5i06]], [[5i07|5i07]], [[1p0d|1p0d]], [[5lpp|5lpp]], [[5lpq|5lpq]], [[5lps|5lps]]</td></tr> | <tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[5lpo|5lpo]], [[4kwo|4kwo]], [[4leq|4leq]], [[4puk|4puk]], [[5i00|5i00]], [[5i02|5i02]], [[5i06|5i06]], [[5i07|5i07]], [[1p0d|1p0d]], [[5lpp|5lpp]], [[5lpq|5lpq]], [[5lps|5lps]]</td></tr> | ||
<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> | <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> | ||
| - | <tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http:// | + | <tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://proteopedia.org/fgij/fg.htm?mol=5lpt FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=5lpt OCA], [http://pdbe.org/5lpt PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=5lpt RCSB], [http://www.ebi.ac.uk/pdbsum/5lpt PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=5lpt ProSAT]</span></td></tr> |
</table> | </table> | ||
== Function == | == Function == | ||
[[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] | [[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] | ||
| + | |||
| + | ==See Also== | ||
| + | *[[TRNA-guanine transglycosylase|TRNA-guanine transglycosylase]] | ||
__TOC__ | __TOC__ | ||
</StructureSection> | </StructureSection> | ||
| + | [[Category: Large Structures]] | ||
[[Category: Ehrmann, F R]] | [[Category: Ehrmann, F R]] | ||
[[Category: Heine, A]] | [[Category: Heine, A]] | ||
Revision as of 10:45, 12 August 2020
tRNA guanine Transglycosylase (TGT) in co-crystallized complex (space group P21) with 6-amino-2-(methylamino)-4-(2-((2R,3R,4S,5R,6S)-3,4,5,6-tetramethoxytetrahydro-2H-pyran-2-yl)ethyl)-1H-imidazo[4,5-g]quinazolin-8(7H)-one
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