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4ate

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==High resolution crystal structure of beta-porphyranase A from Zobellia galactanivorans==
==High resolution crystal structure of beta-porphyranase A from Zobellia galactanivorans==
<StructureSection load='4ate' size='340' side='right' caption='[[4ate]], [[Resolution|resolution]] 1.10&Aring;' scene=''>
<StructureSection load='4ate' size='340' side='right' caption='[[4ate]], [[Resolution|resolution]] 1.10&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[4ate]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/Zobellia_galactanivorans Zobellia galactanivorans]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4ATE OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=4ATE FirstGlance]. <br>
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<table><tr><td colspan='2'>[[4ate]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/"cytophaga_drobachiensis"_barbeyron_et_al._1998 "cytophaga drobachiensis" barbeyron et al. 1998]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4ATE OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=4ATE 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=SO4:SULFATE+ION'>SO4</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=SO4:SULFATE+ION'>SO4</scene></td></tr>
<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Beta-porphyranase Beta-porphyranase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.2.1.178 3.2.1.178] </span></td></tr>
<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Beta-porphyranase Beta-porphyranase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.2.1.178 3.2.1.178] </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=4ate FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4ate OCA], [http://www.rcsb.org/pdb/explore.do?structureId=4ate RCSB], [http://www.ebi.ac.uk/pdbsum/4ate PDBsum]</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=4ate FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4ate OCA], [http://pdbe.org/4ate PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=4ate RCSB], [http://www.ebi.ac.uk/pdbsum/4ate PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=4ate ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
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[[http://www.uniprot.org/uniprot/D7GXG0_ZOBGA D7GXG0_ZOBGA]] Cleaves the sulfated polysaccharide porphyran at the (1->4) linkages between beta-D-galactopyranose and alpha-L-galactopyranose-6-sulfate, forming mostly the disaccharide alpha-L-galactopyranose-6-sulfate-(1->3)-beta-D-galactose. Some longer oligosaccharides of even number of residues are also observed. Inactive on the non-sulfated agarose portion of the porphyran backbone. Displays a strict requirement for C6-sulfate in the -2 and +1-binding subsites.<ref>PMID:20376150</ref> <ref>PMID:22778272</ref>
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[[http://www.uniprot.org/uniprot/PORA_ZOBGA PORA_ZOBGA]] Cleaves the sulfated polysaccharide porphyran at the (1->4) linkages between beta-D-galactopyranose and alpha-L-galactopyranose-6-sulfate, forming mostly the disaccharide alpha-L-galactopyranose-6-sulfate-(1->3)-beta-D-galactose. Some longer oligosaccharides of even number of residues are also observed. Inactive on the non-sulfated agarose portion of the porphyran backbone. Displays a strict requirement for C6-sulfate in the -2 and +1-binding subsites.<ref>PMID:20376150</ref> <ref>PMID:22778272</ref>
<div style="background-color:#fffaf0;">
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
== Publication Abstract from PubMed ==
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
</div>
</div>
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<div class="pdbe-citations 4ate" style="background-color:#fffaf0;"></div>
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
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[[Category: Cytophaga drobachiensis barbeyron et al. 1998]]
[[Category: Beta-porphyranase]]
[[Category: Beta-porphyranase]]
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[[Category: Zobellia galactanivorans]]
 
[[Category: Correc, G]]
[[Category: Correc, G]]
[[Category: Czjzek, M]]
[[Category: Czjzek, M]]

Revision as of 02:50, 5 August 2016

High resolution crystal structure of beta-porphyranase A from Zobellia galactanivorans

4ate, resolution 1.10Å

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