1s3w: Difference between revisions

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==Structure Determination of Tetrahydroquinazoline Antifoaltes in Complex with Human and Pneumocystis carinii Dihydrofolate Reductase: Correlations of Enzyme Selectivity and Stereochemistry==
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<StructureSection load='1s3w' size='340' side='right'caption='[[1s3w]], [[Resolution|resolution]] 1.90&Aring;' scene=''>
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== Structural highlights ==
or the SCENE parameter (which sets the initial scene displayed when the page is loaded),
<table><tr><td colspan='2'>[[1s3w]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1S3W OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1S3W FirstGlance]. <br>
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</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.9&#8491;</td></tr>
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<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=NAP:NADP+NICOTINAMIDE-ADENINE-DINUCLEOTIDE+PHOSPHATE'>NAP</scene>, <scene name='pdbligand=TQT:6-(OCTAHYDRO-1H-INDOL-1-YLMETHYL)DECAHYDROQUINAZOLINE-2,4-DIAMINE'>TQT</scene></td></tr>
{{STRUCTURE_1s3w| PDB=1s3w |  SCENE= }}
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1s3w FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1s3w OCA], [https://pdbe.org/1s3w PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1s3w RCSB], [https://www.ebi.ac.uk/pdbsum/1s3w PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1s3w ProSAT]</span></td></tr>
</table>
== Disease ==
[https://www.uniprot.org/uniprot/DYR_HUMAN DYR_HUMAN] Defects in DHFR are the cause of megaloblastic anemia due to dihydrofolate reductase deficiency (DHFRD) [MIM:[https://omim.org/entry/613839 613839]. DHFRD is an inborn error of metabolism, characterized by megaloblastic anemia and/or pancytopenia, severe cerebral folate deficiency, and cerebral tetrahydrobiopterin deficiency. Clinical features include variable neurologic symptoms, ranging from severe developmental delay and generalized seizures in infancy, to childhood absence epilepsy with learning difficulties, to lack of symptoms.<ref>PMID:21310276</ref> <ref>PMID:21310277</ref>
== Function ==
[https://www.uniprot.org/uniprot/DYR_HUMAN DYR_HUMAN] Key enzyme in folate metabolism. Contributes to the de novo mitochondrial thymidylate biosynthesis pathway. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. Binds its own mRNA and that of DHFRL1.<ref>PMID:21876188</ref> <ref>PMID:12096917</ref>
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
Check<jmol>
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    <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/s3/1s3w_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=1s3w ConSurf].
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===Structure Determination of Tetrahydroquinazoline Antifoaltes in Complex with Human and Pneumocystis carinii Dihydrofolate Reductase: Correlations of Enzyme Selectivity and Stereochemistry===
==See Also==
 
*[[Dihydrofolate reductase 3D structures|Dihydrofolate reductase 3D structures]]
 
== References ==
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{{ABSTRACT_PUBMED_15039552}}
 
==Disease==
Known disease associated with this structure: Anemia, megaloblastic, due to DHFR deficiency (1) OMIM:[[http://www.ncbi.nlm.nih.gov/entrez/dispomim.cgi?id=126060 126060]]
 
==About this Structure==
1S3W is a [[Single protein]] structure of sequence from [http://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1S3W OCA].
 
==Reference==
Structure determination of tetrahydroquinazoline antifolates in complex with human and Pneumocystis carinii dihydrofolate reductase: correlations between enzyme selectivity and stereochemistry., Cody V, Luft JR, Pangborn W, Gangjee A, Queener SF, Acta Crystallogr D Biol Crystallogr. 2004 Apr;60(Pt 4):646-55. Epub 2004, Mar 23. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/15039552 15039552]
[[Category: Dihydrofolate reductase]]
[[Category: Homo sapiens]]
[[Category: Homo sapiens]]
[[Category: Single protein]]
[[Category: Large Structures]]
[[Category: Cody, V.]]
[[Category: Cody V]]
[[Category: Gangjee, A.]]
[[Category: Gangjee A]]
[[Category: Luft, J R.]]
[[Category: Luft JR]]
[[Category: Pangborn, W.]]
[[Category: Pangborn W]]
[[Category: Queener, S F.]]
[[Category: Queener SF]]
[[Category: Dihydrofolate reductase]]
[[Category: Inhibitor complex]]
[[Category: Stereochemistry]]
 
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