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<StructureSection load='5ktn' size='340' side='right'caption='[[5ktn]], [[Resolution|resolution]] 1.34&Aring;' scene=''>
<StructureSection load='5ktn' size='340' side='right'caption='[[5ktn]], [[Resolution|resolution]] 1.34&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
<table><tr><td colspan='2'>[[5ktn]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/Pyrococcus_horikoshii Pyrococcus horikoshii]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=5KTN OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=5KTN FirstGlance]. <br>
<table><tr><td colspan='2'>[[5ktn]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Pyrococcus_horikoshii_OT3 Pyrococcus horikoshii OT3]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=5KTN OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=5KTN FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=13P:1,3-DIHYDROXYACETONEPHOSPHATE'>13P</scene>, <scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=NH4:AMMONIUM+ION'>NH4</scene>, <scene name='pdbligand=SF4:IRON/SULFUR+CLUSTER'>SF4</scene></td></tr>
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.34&#8491;</td></tr>
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[5ktp|5ktp]], [[5kts|5kts]], [[5ktm|5ktm]], [[5ktt|5ktt]], [[5ktr|5ktr]], [[5kto|5kto]]</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=13P:1,3-DIHYDROXYACETONEPHOSPHATE'>13P</scene>, <scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=NH4:AMMONIUM+ION'>NH4</scene>, <scene name='pdbligand=SF4:IRON/SULFUR+CLUSTER'>SF4</scene></td></tr>
<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">nadA, PH0013 ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=70601 Pyrococcus horikoshii])</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=5ktn FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=5ktn OCA], [https://pdbe.org/5ktn PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=5ktn RCSB], [https://www.ebi.ac.uk/pdbsum/5ktn PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=5ktn ProSAT]</span></td></tr>
<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Quinolinate_synthase Quinolinate synthase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=2.5.1.72 2.5.1.72] </span></td></tr>
<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=5ktn FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=5ktn OCA], [http://pdbe.org/5ktn PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=5ktn RCSB], [http://www.ebi.ac.uk/pdbsum/5ktn PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=5ktn ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
[[http://www.uniprot.org/uniprot/NADA_PYRHO NADA_PYRHO]] Catalyzes the condensation of iminoaspartate with dihydroxyacetone phosphate to form quinolinate (By similarity).  
[https://www.uniprot.org/uniprot/NADA_PYRHO NADA_PYRHO] Catalyzes the condensation of iminoaspartate with dihydroxyacetone phosphate to form quinolinate (By similarity).
<div style="background-color:#fffaf0;">
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
== Publication Abstract from PubMed ==
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</StructureSection>
</StructureSection>
[[Category: Large Structures]]
[[Category: Large Structures]]
[[Category: Pyrococcus horikoshii]]
[[Category: Pyrococcus horikoshii OT3]]
[[Category: Quinolinate synthase]]
[[Category: Ealick SE]]
[[Category: Ealick, S E]]
[[Category: Fenwick MK]]
[[Category: Fenwick, M K]]
[[Category: Biosynthetic enzyme]]
[[Category: Dehydratase]]
[[Category: Iron-sulfur cluster]]
[[Category: Substrate complex]]
[[Category: Transferase]]

Revision as of 10:54, 27 September 2023

Crystal structure of Pyrococcus horikoshii quinolinate synthase (NadA) with bound dihydroxyacetone phosphate (DHAP) and Fe4S4 cluster

5ktn, resolution 1.34Å

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