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2r6g

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==The Crystal Structure of the E. coli Maltose Transporter==
==The Crystal Structure of the E. coli Maltose Transporter==
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<StructureSection load='2r6g' size='340' side='right' caption='[[2r6g]], [[Resolution|resolution]] 2.80&Aring;' scene=''>
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<StructureSection load='2r6g' size='340' side='right'caption='[[2r6g]], [[Resolution|resolution]] 2.80&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[2r6g]] is a 5 chain structure with sequence from [http://en.wikipedia.org/wiki/Ecoli Ecoli]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2R6G OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2R6G FirstGlance]. <br>
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<table><tr><td colspan='2'>[[2r6g]] is a 5 chain structure with sequence from [https://en.wikipedia.org/wiki/Escherichia_coli_K-12 Escherichia coli K-12]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2R6G OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2R6G 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=ATP:ADENOSINE-5-TRIPHOSPHATE'>ATP</scene>, <scene name='pdbligand=MAL:MALTOSE'>MAL</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]] 2.8&#8491;</td></tr>
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<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">malK ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=83333 ECOLI]), malE ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=83333 ECOLI]), malF ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=83333 ECOLI]), malG ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=83333 ECOLI])</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=ATP:ADENOSINE-5-TRIPHOSPHATE'>ATP</scene>, <scene name='pdbligand=GLC:ALPHA-D-GLUCOSE'>GLC</scene>, <scene name='pdbligand=PRD_900001:alpha-maltose'>PRD_900001</scene></td></tr>
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<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Maltose-transporting_ATPase Maltose-transporting ATPase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.6.3.19 3.6.3.19] </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=2r6g FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2r6g OCA], [https://pdbe.org/2r6g PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2r6g RCSB], [https://www.ebi.ac.uk/pdbsum/2r6g PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2r6g 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=2r6g FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2r6g OCA], [http://pdbe.org/2r6g PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=2r6g RCSB], [http://www.ebi.ac.uk/pdbsum/2r6g PDBsum]</span></td></tr>
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</table>
</table>
== Function ==
== Function ==
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[[http://www.uniprot.org/uniprot/MALG_ECOLI MALG_ECOLI]] Part of the binding-protein-dependent transport system for maltose; probably responsible for the translocation of the substrate across the membrane. [[http://www.uniprot.org/uniprot/MALK_ECOUT MALK_ECOUT]] Part of the ABC transporter complex MalEFGK involved in maltose/maltodextrin import. Responsible for energy coupling to the transport system (By similarity). [[http://www.uniprot.org/uniprot/MALF_ECOLI MALF_ECOLI]] Part of the binding-protein-dependent transport system for maltose; probably responsible for the translocation of the substrate across the membrane. [[http://www.uniprot.org/uniprot/MALE_ECOLI MALE_ECOLI]] Involved in the high-affinity maltose membrane transport system MalEFGK. Initial receptor for the active transport of and chemotaxis toward maltooligosaccharides.
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[https://www.uniprot.org/uniprot/MALK_ECOLI MALK_ECOLI] Part of the ABC transporter complex MalEFGK involved in maltose/maltodextrin import. Responsible for energy coupling to the transport system.
== 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/r6/2r6g_consurf.spt"</scriptWhenChecked>
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<scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/r6/2r6g_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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==See Also==
==See Also==
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*[[Maltose-binding protein|Maltose-binding protein]]
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*[[Maltose-binding protein 3D structures|Maltose-binding protein 3D structures]]
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
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[[Category: Ecoli]]
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[[Category: Escherichia coli K-12]]
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[[Category: Maltose-transporting ATPase]]
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[[Category: Large Structures]]
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[[Category: Chen, J]]
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[[Category: Chen J]]
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[[Category: Davidson, A L]]
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[[Category: Davidson AL]]
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[[Category: Khare, D]]
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[[Category: Khare D]]
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[[Category: Oldham, M L]]
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[[Category: Oldham ML]]
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[[Category: Quiocho, F A]]
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[[Category: Quiocho FA]]
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[[Category: Abc transporter]]
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[[Category: Atp binding cassette]]
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[[Category: Atp-binding]]
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[[Category: Catalytic intermediate]]
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[[Category: E. coli maltose transporter]]
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[[Category: Hydrolase]]
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[[Category: Hydrolase-transport protein complex]]
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[[Category: Inner membrane]]
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[[Category: Malk]]
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[[Category: Maltodextrin binding protein]]
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[[Category: Mbp]]
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[[Category: Membrane]]
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[[Category: Nucleotide-binding]]
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[[Category: Sugar transport]]
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[[Category: Transmembrane]]
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Current revision

The Crystal Structure of the E. coli Maltose Transporter

PDB ID 2r6g

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