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1t5e

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<StructureSection load='1t5e' size='340' side='right'caption='[[1t5e]], [[Resolution|resolution]] 3.00&Aring;' scene=''>
<StructureSection load='1t5e' size='340' side='right'caption='[[1t5e]], [[Resolution|resolution]] 3.00&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[1t5e]] is a 13 chain structure with sequence from [http://en.wikipedia.org/wiki/"bacillus_aeruginosus"_(schroeter_1872)_trevisan_1885 "bacillus aeruginosus" (schroeter 1872) trevisan 1885]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1T5E OCA]. For a <b>guided tour on the structure components</b> use [http://proteopedia.org/fgij/fg.htm?mol=1T5E FirstGlance]. <br>
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<table><tr><td colspan='2'>[[1t5e]] is a 13 chain structure with sequence from [https://en.wikipedia.org/wiki/"bacillus_aeruginosus"_(schroeter_1872)_trevisan_1885 "bacillus aeruginosus" (schroeter 1872) trevisan 1885]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1T5E OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1T5E FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=3GR:GLYCERALDEHYDE'>3GR</scene>, <scene name='pdbligand=GOL:GLYCEROL'>GOL</scene></td></tr>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=3GR:GLYCERALDEHYDE'>3GR</scene>, <scene name='pdbligand=GOL:GLYCEROL'>GOL</scene></td></tr>
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<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">MEXA, PA0425 ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=287 "Bacillus aeruginosus" (Schroeter 1872) Trevisan 1885])</td></tr>
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<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">MEXA, PA0425 ([https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=287 "Bacillus aeruginosus" (Schroeter 1872) Trevisan 1885])</td></tr>
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<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://proteopedia.org/fgij/fg.htm?mol=1t5e FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1t5e OCA], [http://pdbe.org/1t5e PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=1t5e RCSB], [http://www.ebi.ac.uk/pdbsum/1t5e PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=1t5e ProSAT]</span></td></tr>
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<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1t5e FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1t5e OCA], [https://pdbe.org/1t5e PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1t5e RCSB], [https://www.ebi.ac.uk/pdbsum/1t5e PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1t5e ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
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[[http://www.uniprot.org/uniprot/MEXA_PSEAE MEXA_PSEAE]] The periplasmic linker component of the MexAB-OprM efflux system that confers multidrug resistance. Also functions as the major efflux pump for n-hexane and p-xylene efflux. Over-expression of the pump increases antibiotic and solvent efflux capacities. Required for assembly of the MexA/MexB/OprM complex. Implicated in the secretion of the siderophore pyoverdine.<ref>PMID:8226684</ref> <ref>PMID:8540696</ref> <ref>PMID:9603892</ref> The ability to export antibiotics and solvents is dramatically decreased in the presence of the proton conductor carbonyl cyanide m-chlorophenylhydrazone (CCCP), showing that an energized inner membrane is required for efflux. It is thought that the MexB subunit is a proton antiporter.<ref>PMID:8226684</ref> <ref>PMID:8540696</ref> <ref>PMID:9603892</ref>
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[[https://www.uniprot.org/uniprot/MEXA_PSEAE MEXA_PSEAE]] The periplasmic linker component of the MexAB-OprM efflux system that confers multidrug resistance. Also functions as the major efflux pump for n-hexane and p-xylene efflux. Over-expression of the pump increases antibiotic and solvent efflux capacities. Required for assembly of the MexA/MexB/OprM complex. Implicated in the secretion of the siderophore pyoverdine.<ref>PMID:8226684</ref> <ref>PMID:8540696</ref> <ref>PMID:9603892</ref> The ability to export antibiotics and solvents is dramatically decreased in the presence of the proton conductor carbonyl cyanide m-chlorophenylhydrazone (CCCP), showing that an energized inner membrane is required for efflux. It is thought that the MexB subunit is a proton antiporter.<ref>PMID:8226684</ref> <ref>PMID:8540696</ref> <ref>PMID:9603892</ref>
== Evolutionary Conservation ==
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
[[Image:Consurf_key_small.gif|200px|right]]

Revision as of 10:36, 13 April 2022

The structure of MexA

PDB ID 1t5e

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