2npe

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==An unusual twin-His arrangement in the pore of ammonia channels is essential for substrate conductance==
==An unusual twin-His arrangement in the pore of ammonia channels is essential for substrate conductance==
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<StructureSection load='2npe' size='340' side='right' caption='[[2npe]], [[Resolution|resolution]] 2.10&Aring;' scene=''>
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<StructureSection load='2npe' size='340' side='right'caption='[[2npe]], [[Resolution|resolution]] 2.10&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[2npe]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/"bacillus_coli"_migula_1895 "bacillus coli" migula 1895]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2NPE OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2NPE FirstGlance]. <br>
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<table><tr><td colspan='2'>[[2npe]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2NPE OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2NPE FirstGlance]. <br>
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</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=ACT:ACETATE+ION'>ACT</scene>, <scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene></td></tr>
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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]] 2.1&#8491;</td></tr>
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<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[1xqf|1xqf]], [[1xqe|1xqe]], [[1u7g|1u7g]], [[2nmr|2nmr]], [[2nop|2nop]], [[2now|2now]], [[2npc|2npc]], [[2npd|2npd]], [[2npg|2npg]], [[2npj|2npj]], [[2npk|2npk]]</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=ACT:ACETATE+ION'>ACT</scene>, <scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene></td></tr>
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<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">amtB ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=562 "Bacillus coli" Migula 1895])</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=2npe FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2npe OCA], [https://pdbe.org/2npe PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2npe RCSB], [https://www.ebi.ac.uk/pdbsum/2npe PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2npe ProSAT]</span></td></tr>
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<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=2npe FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2npe OCA], [http://pdbe.org/2npe PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=2npe RCSB], [http://www.ebi.ac.uk/pdbsum/2npe PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=2npe ProSAT]</span></td></tr>
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</table>
</table>
== Function ==
== Function ==
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[[http://www.uniprot.org/uniprot/AMTB_ECOLI AMTB_ECOLI]] Involved in the uptake of ammonia.
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[https://www.uniprot.org/uniprot/AMTB_ECOLI AMTB_ECOLI] Involved in the uptake of ammonia.
== Evolutionary Conservation ==
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
[[Image:Consurf_key_small.gif|200px|right]]
Check<jmol>
Check<jmol>
<jmolCheckbox>
<jmolCheckbox>
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<scriptWhenChecked>select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/np/2npe_consurf.spt"</scriptWhenChecked>
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<scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/np/2npe_consurf.spt"</scriptWhenChecked>
<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
<text>to colour the structure by Evolutionary Conservation</text>
<text>to colour the structure by Evolutionary Conservation</text>
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</div>
</div>
<div class="pdbe-citations 2npe" style="background-color:#fffaf0;"></div>
<div class="pdbe-citations 2npe" style="background-color:#fffaf0;"></div>
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==See Also==
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*[[Ion channels 3D structures|Ion channels 3D structures]]
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
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[[Category: Bacillus coli migula 1895]]
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[[Category: Escherichia coli]]
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[[Category: Lupo, D]]
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[[Category: Large Structures]]
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[[Category: Winkler, F K]]
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[[Category: Lupo D]]
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[[Category: Ammonia transport]]
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[[Category: Winkler FK]]
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[[Category: Amtb]]
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[[Category: Histidine mutant]]
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[[Category: Membrane protein]]
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[[Category: Transport protein]]
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Current revision

An unusual twin-His arrangement in the pore of ammonia channels is essential for substrate conductance

PDB ID 2npe

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