1a4x: Difference between revisions

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<StructureSection load='1a4x' size='340' side='right'caption='[[1a4x]], [[Resolution|resolution]] 2.30&Aring;' scene=''>
<StructureSection load='1a4x' size='340' side='right'caption='[[1a4x]], [[Resolution|resolution]] 2.30&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
<table><tr><td colspan='2'>[[1a4x]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/"vibrio_subtilis"_ehrenberg_1835 "vibrio subtilis" ehrenberg 1835]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1A4X OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1A4X FirstGlance]. <br>
<table><tr><td colspan='2'>[[1a4x]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Bacillus_subtilis Bacillus subtilis]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1A4X OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1A4X FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=SO4:SULFATE+ION'>SO4</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]] 2.3&#8491;</td></tr>
<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">PYRR ([https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=1423 "Vibrio subtilis" Ehrenberg 1835])</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=SO4:SULFATE+ION'>SO4</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=1a4x FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1a4x OCA], [https://pdbe.org/1a4x PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1a4x RCSB], [https://www.ebi.ac.uk/pdbsum/1a4x PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1a4x ProSAT]</span></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=1a4x FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1a4x OCA], [https://pdbe.org/1a4x PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1a4x RCSB], [https://www.ebi.ac.uk/pdbsum/1a4x PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1a4x ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
[[https://www.uniprot.org/uniprot/PYRR_BACSU PYRR_BACSU]] Regulates transcriptional attenuation of the pyrimidine nucleotide (pyr) operon by binding in a uridine-dependent manner to specific sites on pyr mRNA. This disrupts an antiterminator hairpin in the RNA and favors formation of a downstream transcription terminator, leading to a reduced expression of downstream genes.[HAMAP-Rule:MF_01219]  Also displays a weak uracil phosphoribosyltransferase activity which is not physiologically significant.[HAMAP-Rule:MF_01219]  
[https://www.uniprot.org/uniprot/PYRR_BACSU PYRR_BACSU] Regulates transcriptional attenuation of the pyrimidine nucleotide (pyr) operon by binding in a uridine-dependent manner to specific sites on pyr mRNA. This disrupts an antiterminator hairpin in the RNA and favors formation of a downstream transcription terminator, leading to a reduced expression of downstream genes.[HAMAP-Rule:MF_01219]  Also displays a weak uracil phosphoribosyltransferase activity which is not physiologically significant.[HAMAP-Rule:MF_01219]
== Evolutionary Conservation ==
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
[[Image:Consurf_key_small.gif|200px|right]]
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__TOC__
__TOC__
</StructureSection>
</StructureSection>
[[Category: Vibrio subtilis ehrenberg 1835]]
[[Category: Bacillus subtilis]]
[[Category: Large Structures]]
[[Category: Large Structures]]
[[Category: Smith, J L]]
[[Category: Smith JL]]
[[Category: Switzer, R W]]
[[Category: Switzer RW]]
[[Category: Tomchick, D R]]
[[Category: Tomchick DR]]
[[Category: Turner, R J]]
[[Category: Turner RJ]]
[[Category: Attenuation protein]]
[[Category: Bifunctional enzyme]]
[[Category: Phosphoribosyltransferase]]
[[Category: Prtase]]
[[Category: Pyrimidine biosynthesis]]
[[Category: Rna-binding protein]]
[[Category: Transcription regulation]]
[[Category: Transferase]]