5aee: Difference between revisions

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==A bacterial protein structure in glycoside hydrolase family 31==
==A bacterial protein structure in glycoside hydrolase family 31==
<StructureSection load='5aee' size='340' side='right' caption='[[5aee]], [[Resolution|resolution]] 1.85&Aring;' scene=''>
<StructureSection load='5aee' size='340' side='right'caption='[[5aee]], [[Resolution|resolution]] 1.85&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
<table><tr><td colspan='2'>[[5aee]] is a 2 chain structure. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=5AEE OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=5AEE FirstGlance]. <br>
<table><tr><td colspan='2'>[[5aee]] is a 2 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=5AEE OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=5AEE FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=CA:CALCIUM+ION'>CA</scene>, <scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=MPD:(4S)-2-METHYL-2,4-PENTANEDIOL'>MPD</scene>, <scene name='pdbligand=NSQ:4-NITROPHENYL-ALPHA-D-SULFOQUINOVOSIDE'>NSQ</scene></td></tr>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=CA:CALCIUM+ION'>CA</scene>, <scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=MPD:(4S)-2-METHYL-2,4-PENTANEDIOL'>MPD</scene>, <scene name='pdbligand=NSQ:4-NITROPHENYL-ALPHA-D-SULFOQUINOVOSIDE'>NSQ</scene></td></tr>
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[5aed|5aed]], [[5aeg|5aeg]]</td></tr>
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[5aed|5aed]], [[5aeg|5aeg]]</td></tr>
<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Alpha-glucosidase Alpha-glucosidase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.2.1.20 3.2.1.20] </span></td></tr>
<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Alpha-glucosidase Alpha-glucosidase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.2.1.20 3.2.1.20] </span></td></tr>
<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=5aee FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=5aee OCA], [http://pdbe.org/5aee PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=5aee RCSB], [http://www.ebi.ac.uk/pdbsum/5aee PDBsum]</span></td></tr>
<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=5aee FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=5aee OCA], [http://pdbe.org/5aee PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=5aee RCSB], [http://www.ebi.ac.uk/pdbsum/5aee PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=5aee ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
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</div>
</div>
<div class="pdbe-citations 5aee" style="background-color:#fffaf0;"></div>
<div class="pdbe-citations 5aee" style="background-color:#fffaf0;"></div>
==See Also==
*[[Alpha-glucosidase 3D structures|Alpha-glucosidase 3D structures]]
*[[Art:Molecular Sculpture|Art:Molecular Sculpture]]
== References ==
== References ==
<references/>
<references/>
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</StructureSection>
</StructureSection>
[[Category: Alpha-glucosidase]]
[[Category: Alpha-glucosidase]]
[[Category: Ecoli]]
[[Category: Large Structures]]
[[Category: Davies, G J]]
[[Category: Davies, G J]]
[[Category: Goddard-Borger, E D]]
[[Category: Goddard-Borger, E D]]

Revision as of 10:21, 23 May 2019

A bacterial protein structure in glycoside hydrolase family 31A bacterial protein structure in glycoside hydrolase family 31

Structural highlights

5aee is a 2 chain structure with sequence from Ecoli. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Ligands:, , ,
Activity:Alpha-glucosidase, with EC number 3.2.1.20
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

[YIHQ_ECOLI] Exhibits hydrolysis activity against alpha-glucosyl fluoride, although natural substrates, such as alpha-glucobioses are scarcely hydrolyzed.[1]

Publication Abstract from PubMed

Sulfoquinovose is produced by photosynthetic organisms at a rate of 1010 tons per annum and is degraded by bacteria as a source of carbon and sulfur. We have identified Escherichia coli YihQ as the first dedicated sulfoquinovosidase and the gateway enzyme to sulfoglycolytic pathways. Structural and mutagenesis studies unveiled the sequence signatures for binding the distinguishing sulfonate residue and revealed that sulfoquinovoside degradation is widespread across the tree of life.

YihQ is a sulfoquinovosidase that cleaves sulfoquinovosyl diacylglyceride sulfolipids.,Speciale G, Jin Y, Davies GJ, Williams SJ, Goddard-Borger ED Nat Chem Biol. 2016 Feb 15. doi: 10.1038/nchembio.2023. PMID:26878550[2]

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.

See Also

References

  1. Okuyama M, Mori H, Chiba S, Kimura A. Overexpression and characterization of two unknown proteins, YicI and YihQ, originated from Escherichia coli. Protein Expr Purif. 2004 Sep;37(1):170-9. PMID:15294295 doi:http://dx.doi.org/10.1016/j.pep.2004.05.008
  2. Speciale G, Jin Y, Davies GJ, Williams SJ, Goddard-Borger ED. YihQ is a sulfoquinovosidase that cleaves sulfoquinovosyl diacylglyceride sulfolipids. Nat Chem Biol. 2016 Feb 15. doi: 10.1038/nchembio.2023. PMID:26878550 doi:http://dx.doi.org/10.1038/nchembio.2023

5aee, resolution 1.85Å

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OCA