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1gax

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<StructureSection load='1gax' size='340' side='right'caption='[[1gax]], [[Resolution|resolution]] 2.90&Aring;' scene=''>
<StructureSection load='1gax' size='340' side='right'caption='[[1gax]], [[Resolution|resolution]] 2.90&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[1gax]] is a 4 chain structure with sequence from [http://en.wikipedia.org/wiki/"flavobacterium_thermophilum"_yoshida_and_oshima_1971 "flavobacterium thermophilum" yoshida and oshima 1971]. The April 2001 RCSB PDB [http://pdb.rcsb.org/pdb/static.do?p=education_discussion/molecule_of_the_month/index.html Molecule of the Month] feature on ''Aminoacyl-tRNA Synthetases'' by David S. Goodsell is [http://dx.doi.org/10.2210/rcsb_pdb/mom_2001_4 10.2210/rcsb_pdb/mom_2001_4]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1GAX OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1GAX FirstGlance]. <br>
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<table><tr><td colspan='2'>[[1gax]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/"flavobacterium_thermophilum"_yoshida_and_oshima_1971 "flavobacterium thermophilum" yoshida and oshima 1971]. The April 2001 RCSB PDB [https://pdb.rcsb.org/pdb/static.do?p=education_discussion/molecule_of_the_month/index.html Molecule of the Month] feature on ''Aminoacyl-tRNA Synthetases'' by David S. Goodsell is [https://dx.doi.org/10.2210/rcsb_pdb/mom_2001_4 10.2210/rcsb_pdb/mom_2001_4]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1GAX OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1GAX 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=VAA:N-[VALINYL]-N-[ADENOSYL]-DIAMINOSUFONE'>VAA</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</scene></td></tr>
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</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=VAA:N-[VALINYL]-N-[ADENOSYL]-DIAMINOSUFONE'>VAA</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</scene></td></tr>
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<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[1ile|1ile]], [[1qu2|1qu2]]</td></tr>
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<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat"><div style='overflow: auto; max-height: 3em;'>[[1ile|1ile]], [[1qu2|1qu2]]</div></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/Valine--tRNA_ligase Valine--tRNA ligase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=6.1.1.9 6.1.1.9] </span></td></tr>
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<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[https://en.wikipedia.org/wiki/Valine--tRNA_ligase Valine--tRNA ligase], with EC number [https://www.brenda-enzymes.info/php/result_flat.php4?ecno=6.1.1.9 6.1.1.9] </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=1gax FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1gax OCA], [http://pdbe.org/1gax PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=1gax RCSB], [http://www.ebi.ac.uk/pdbsum/1gax PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=1gax ProSAT], [http://www.topsan.org/Proteins/RSGI/1gax TOPSAN]</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=1gax FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1gax OCA], [https://pdbe.org/1gax PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1gax RCSB], [https://www.ebi.ac.uk/pdbsum/1gax PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1gax ProSAT], [https://www.topsan.org/Proteins/RSGI/1gax TOPSAN]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
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[[http://www.uniprot.org/uniprot/SYV_THETH SYV_THETH]] Catalyzes the attachment of valine to tRNA(Val). As ValRS can inadvertently accommodate and process structurally similar amino acids such as threonine, to avoid such errors, it has a "posttransfer" editing activity that hydrolyzes mischarged Thr-tRNA(Val) in a tRNA-dependent manner.[HAMAP-Rule:MF_02004]
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[[https://www.uniprot.org/uniprot/SYV_THETH SYV_THETH]] Catalyzes the attachment of valine to tRNA(Val). As ValRS can inadvertently accommodate and process structurally similar amino acids such as threonine, to avoid such errors, it has a "posttransfer" editing activity that hydrolyzes mischarged Thr-tRNA(Val) in a tRNA-dependent manner.[HAMAP-Rule:MF_02004]
== Evolutionary Conservation ==
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
[[Image:Consurf_key_small.gif|200px|right]]

Revision as of 11:20, 28 July 2021

CRYSTAL STRUCTURE OF THERMUS THERMOPHILUS VALYL-TRNA SYNTHETASE COMPLEXED WITH TRNA(VAL) AND VALYL-ADENYLATE ANALOGUE

PDB ID 1gax

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