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[[ | ==Crystal structure of Acinetobacter baumannii N5, N10- methylenetetrahydrofolate dehydrogenase-cyclohydrolase (FolD) complexed with NADP cofactor== | ||
<StructureSection load='4b4u' size='340' side='right' caption='[[4b4u]], [[Resolution|resolution]] 1.45Å' scene=''> | |||
== Structural highlights == | |||
<table><tr><td colspan='2'>[[4b4u]] is a 2 chain structure with sequence from [http://en.wikipedia.org/wiki/Acinetobacter_baumannii_atcc_19606_=_cip_70.34 Acinetobacter baumannii atcc 19606 = cip 70.34]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4B4U OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=4B4U FirstGlance]. <br> | |||
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=EDO:1,2-ETHANEDIOL'>EDO</scene>, <scene name='pdbligand=NAP:NADP+NICOTINAMIDE-ADENINE-DINUCLEOTIDE+PHOSPHATE'>NAP</scene>, <scene name='pdbligand=PEG:DI(HYDROXYETHYL)ETHER'>PEG</scene></td></tr> | |||
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[4b4v|4b4v]], [[4b4w|4b4w]]</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=4b4u FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4b4u OCA], [http://www.rcsb.org/pdb/explore.do?structureId=4b4u RCSB], [http://www.ebi.ac.uk/pdbsum/4b4u PDBsum]</span></td></tr> | |||
</table> | |||
<div style="background-color:#fffaf0;"> | |||
== Publication Abstract from PubMed == | |||
The bifunctional N(5) , N(10) methylenetetrahydrofolate dehydrogenase/cyclohydrolase (DHCH or FolD), widely distributed in prokaryotes and eukaryotes, is involved in biosynthesis of folate cofactors essential for growth and cellular development. The enzyme activities represent a potential antimicrobial drug target. We have characterized the kinetic properties of FolD from the Gram-negative pathogen Acinetobacter baumanni and determined high-resolution crystal structures of complexes with cofactor and two potent inhibitors. The data reveal new details with respect to the molecular basis of catalysis and potent inhibition. A major surprise was that our crystallographic data revealed a different structure for LY374571, an inhibitor studied as an antifolate, that was previously published. The implications of this observation are discussed. (c) 2012 The Authors Journal compilation (c) 2012 FEBS. | |||
Acinetobacter baumannii FolD ligand complexes; potent inhibitors of folate metabolism and a re-evaluation of the LY374571 structure.,Eadsforth TC, Maluf FV, Hunter WN FEBS J. 2012 Oct 10. doi: 10.1111/febs.12025. PMID:23050773<ref>PMID:23050773</ref> | |||
From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.<br> | |||
</div> | |||
== References == | |||
<references/> | |||
== | __TOC__ | ||
</StructureSection> | |||
[[Category: Acinetobacter baumannii atcc 19606 = cip 70 34]] | [[Category: Acinetobacter baumannii atcc 19606 = cip 70 34]] | ||
[[Category: Eadsforth, T C | [[Category: Eadsforth, T C]] | ||
[[Category: Hunter, W N | [[Category: Hunter, W N]] | ||
[[Category: Maluf, F V | [[Category: Maluf, F V]] | ||
[[Category: Oxidoreductase]] | [[Category: Oxidoreductase]] | ||
Revision as of 19:36, 9 December 2014
Crystal structure of Acinetobacter baumannii N5, N10- methylenetetrahydrofolate dehydrogenase-cyclohydrolase (FolD) complexed with NADP cofactorCrystal structure of Acinetobacter baumannii N5, N10- methylenetetrahydrofolate dehydrogenase-cyclohydrolase (FolD) complexed with NADP cofactor
Structural highlights
Publication Abstract from PubMedThe bifunctional N(5) , N(10) methylenetetrahydrofolate dehydrogenase/cyclohydrolase (DHCH or FolD), widely distributed in prokaryotes and eukaryotes, is involved in biosynthesis of folate cofactors essential for growth and cellular development. The enzyme activities represent a potential antimicrobial drug target. We have characterized the kinetic properties of FolD from the Gram-negative pathogen Acinetobacter baumanni and determined high-resolution crystal structures of complexes with cofactor and two potent inhibitors. The data reveal new details with respect to the molecular basis of catalysis and potent inhibition. A major surprise was that our crystallographic data revealed a different structure for LY374571, an inhibitor studied as an antifolate, that was previously published. The implications of this observation are discussed. (c) 2012 The Authors Journal compilation (c) 2012 FEBS. Acinetobacter baumannii FolD ligand complexes; potent inhibitors of folate metabolism and a re-evaluation of the LY374571 structure.,Eadsforth TC, Maluf FV, Hunter WN FEBS J. 2012 Oct 10. doi: 10.1111/febs.12025. PMID:23050773[1] From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine. References
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