1lm6: Difference between revisions

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[[Image:1lm6.png|left|200px]]


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==Crystal Structure of Peptide Deformylase from Streptococcus pneumoniae==
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<StructureSection load='1lm6' size='340' side='right'caption='[[1lm6]], [[Resolution|resolution]] 1.75&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'>[[1lm6]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Streptococcus_pneumoniae Streptococcus pneumoniae]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1LM6 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1LM6 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]] 1.75&#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=FE:FE+(III)+ION'>FE</scene>, <scene name='pdbligand=GOL:GLYCEROL'>GOL</scene>, <scene name='pdbligand=OCS:CYSTEINESULFONIC+ACID'>OCS</scene></td></tr>
{{STRUCTURE_1lm6|  PDB=1lm6  |  SCENE=  }}
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1lm6 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1lm6 OCA], [https://pdbe.org/1lm6 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1lm6 RCSB], [https://www.ebi.ac.uk/pdbsum/1lm6 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1lm6 ProSAT]</span></td></tr>
</table>
== Function ==
[https://www.uniprot.org/uniprot/DEF_STRPN DEF_STRPN] Removes the formyl group from the N-terminal Met of newly synthesized proteins. Requires at least a dipeptide for an efficient rate of reaction. N-terminal L-methionine is a prerequisite for activity but the enzyme has broad specificity at other positions (By similarity).
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
Check<jmol>
  <jmolCheckbox>
    <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/lm/1lm6_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=1lm6 ConSurf].
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== Publication Abstract from PubMed ==
Peptide deformylase (PDF) has received considerable attention during the last few years as a potential target for a new type of antibiotics. It is an essential enzyme in eubacteria for the removal of the formyl group from the N terminus of the nascent polypeptide chain. We have solved the X-ray structures of four members of this enzyme family, two from the Gram-positive pathogens Streptococcus pneumoniae and Staphylococcus aureus, and two from the Gram-negative bacteria Thermotoga maritima and Pseudomonas aeruginosa. Combined with the known structures from the Escherichia coli enzyme and the recently solved structure of the eukaryotic deformylase from Plasmodium falciparum, a complete picture of the peptide deformylase structure and function relationship is emerging. This understanding could help guide a more rational design of inhibitors. A structure-based comparison between PDFs reveals some conserved differences between type I and type II enzymes. Moreover, our structures provide insights into the known instability of PDF caused by oxidation of the metal-ligating cysteine residue.


===Crystal Structure of Peptide Deformylase from Streptococcus pneumoniae===
Structure analysis of peptide deformylases from Streptococcus pneumoniae, Staphylococcus aureus, Thermotoga maritima and Pseudomonas aeruginosa: snapshots of the oxygen sensitivity of peptide deformylase.,Kreusch A, Spraggon G, Lee CC, Klock H, McMullan D, Ng K, Shin T, Vincent J, Warner I, Ericson C, Lesley SA J Mol Biol. 2003 Jul 4;330(2):309-21. PMID:12823970<ref>PMID:12823970</ref>


 
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
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== References ==
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<references/>
{{ABSTRACT_PUBMED_12823970}}
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</StructureSection>
==About this Structure==
[[Category: Large Structures]]
1LM6 is a [[Single protein]] structure of sequence from [http://en.wikipedia.org/wiki/Streptococcus_pneumoniae Streptococcus pneumoniae]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1LM6 OCA].
 
==Reference==
Structure analysis of peptide deformylases from Streptococcus pneumoniae, Staphylococcus aureus, Thermotoga maritima and Pseudomonas aeruginosa: snapshots of the oxygen sensitivity of peptide deformylase., Kreusch A, Spraggon G, Lee CC, Klock H, McMullan D, Ng K, Shin T, Vincent J, Warner I, Ericson C, Lesley SA, J Mol Biol. 2003 Jul 4;330(2):309-21. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/12823970 12823970]
[[Category: Peptide deformylase]]
[[Category: Single protein]]
[[Category: Streptococcus pneumoniae]]
[[Category: Streptococcus pneumoniae]]
[[Category: Ericson, C.]]
[[Category: Ericson C]]
[[Category: Klock, H.]]
[[Category: Klock H]]
[[Category: Kreusch, A.]]
[[Category: Kreusch A]]
[[Category: Lee, C C.]]
[[Category: Lee CC]]
[[Category: Lesley, S A.]]
[[Category: Lesley SA]]
[[Category: McMullan, D.]]
[[Category: McMullan D]]
[[Category: Ng, K.]]
[[Category: Ng K]]
[[Category: Shin, T.]]
[[Category: Shin T]]
[[Category: Spraggon, G.]]
[[Category: Spraggon G]]
[[Category: Vincent, J.]]
[[Category: Vincent J]]
[[Category: Warner, I.]]
[[Category: Warner I]]
[[Category: Metalloenzyme]]
[[Category: Pdf]]
[[Category: Peptide deformylase]]
 
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