2d98: Difference between revisions

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<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[2d8o|2d8o]], [[2d8p|2d8p]], [[2d8w|2d8w]], [[2d91|2d91]], [[2d97|2d97]]</td></tr>
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[2d8o|2d8o]], [[2d8p|2d8p]], [[2d8w|2d8w]], [[2d91|2d91]], [[2d97|2d97]]</td></tr>
<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Endo-1,4-beta-xylanase Endo-1,4-beta-xylanase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.2.1.8 3.2.1.8] </span></td></tr>
<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Endo-1,4-beta-xylanase Endo-1,4-beta-xylanase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.2.1.8 3.2.1.8] </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=2d98 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2d98 OCA], [http://www.rcsb.org/pdb/explore.do?structureId=2d98 RCSB], [http://www.ebi.ac.uk/pdbsum/2d98 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=2d98 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2d98 OCA], [http://pdbe.org/2d98 PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=2d98 RCSB], [http://www.ebi.ac.uk/pdbsum/2d98 PDBsum]</span></td></tr>
</table>
</table>
== Evolutionary Conservation ==
== Evolutionary Conservation ==
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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>
<div class="pdbe-citations 2d98" style="background-color:#fffaf0;"></div>
== References ==
== References ==
<references/>
<references/>

Revision as of 17:18, 11 September 2015

Structure of VIL (extra KI/I2 added)-xylanaseStructure of VIL (extra KI/I2 added)-xylanase

Structural highlights

2d98 is a 1 chain structure with sequence from Trichoderma reesei. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Ligands:
NonStd Res:,
Activity:Endo-1,4-beta-xylanase, with EC number 3.2.1.8
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum

Evolutionary Conservation

Check, as determined by ConSurfDB. You may read the explanation of the method and the full data available from ConSurf.

Publication Abstract from PubMed

New techniques are presented for the preparation of iodine derivatives, involving vapour diffusion of iodine. Firstly, in the vaporizing iodine labelling (VIL) technique, a small amount of KI/I(2) solution is enclosed in a crystallization well, with the result that gaseous I(2) molecules diffuse into the crystallization droplets without exerting substantial changes in ionic strength in the target crystals. Once they have diffused into the droplet, the I(2) molecules sometimes iodinate accessible tyrosines at ortho positions. Secondly, when iodination is insufficient, the hydrogen peroxide VIL (HYPER-VIL) technique can be further applied to increase the iodination ratio by the addition of a small droplet of hydrogen peroxide (H(2)O(2)) to the crystallization well; the gaseous H(2)O(2) also diffuses into the crystallization droplet to emphasize the iodination. These techniques are most effective for phase determination when coupled with softer X-rays, such as those from Cu Kalpha or Cr Kalpha radiation. The effectiveness of these techniques was assessed using five different crystals. Four of the crystals were successfully iodinated, providing sufficient phasing power for structure determination.

New methods to prepare iodinated derivatives by vaporizing iodine labelling (VIL) and hydrogen peroxide VIL (HYPER-VIL).,Miyatake H, Hasegawa T, Yamano A Acta Crystallogr D Biol Crystallogr. 2006 Mar;62(Pt 3):280-9. Epub 2006, Feb 22. PMID:16510975[1]

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

References

  1. Miyatake H, Hasegawa T, Yamano A. New methods to prepare iodinated derivatives by vaporizing iodine labelling (VIL) and hydrogen peroxide VIL (HYPER-VIL). Acta Crystallogr D Biol Crystallogr. 2006 Mar;62(Pt 3):280-9. Epub 2006, Feb 22. PMID:16510975 doi:10.1107/S0907444905041909

2d98, resolution 2.00Å

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