View source for 4qi9


==Crystal structure of dihydrofolate reductase from Yersinia pestis complexed with methotrexate==
<StructureSection load='4qi9' size='340' side='right'caption='[[4qi9]], [[Resolution|resolution]] 2.30&Aring;' scene=''>
== Structural highlights ==
<table><tr><td colspan='2'>[[4qi9]] is a 3 chain structure with sequence from [https://en.wikipedia.org/wiki/Yersinia_pestis_CO92 Yersinia pestis CO92]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4QI9 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=4QI9 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]] 2.297&#8491;</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=MSE:SELENOMETHIONINE'>MSE</scene>, <scene name='pdbligand=MTX:METHOTREXATE'>MTX</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=4qi9 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4qi9 OCA], [https://pdbe.org/4qi9 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=4qi9 RCSB], [https://www.ebi.ac.uk/pdbsum/4qi9 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=4qi9 ProSAT]</span></td></tr>
</table>
== Function ==
[https://www.uniprot.org/uniprot/A0A3N4BLI0_YERPE A0A3N4BLI0_YERPE] Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis.[ARBA:ARBA00025067][PIRNR:PIRNR000194]

==See Also==
*[[Dihydrofolate reductase 3D structures|Dihydrofolate reductase 3D structures]]
__TOC__
</StructureSection>
[[Category: Large Structures]]
[[Category: Yersinia pestis CO92]]
[[Category: Anderson WF]]
[[Category: Joachimiak A]]
[[Category: Kim Y]]
[[Category: Makowska-Grzyska M]]
[[Category: Maltseva N]]
[[Category: Mulligan R]]
[[Category: Shatsman S]]