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[[ | ==Room temperature X-ray diffraction study of a 6-fold molar excess of a cisplatin/carboplatin mixture binding to HEWL, Dataset 4== | ||
<StructureSection load='4gcf' size='340' side='right' caption='[[4gcf]], [[Resolution|resolution]] 3.50Å' scene=''> | |||
== Structural highlights == | |||
<table><tr><td colspan='2'>[[4gcf]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/Chick Chick]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4GCF OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=4GCF FirstGlance]. <br> | |||
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=DMS:DIMETHYL+SULFOXIDE'>DMS</scene>, <scene name='pdbligand=PT:PLATINUM+(II)+ION'>PT</scene></td></tr> | |||
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[4dd0|4dd0]], [[4dd1|4dd1]], [[4dd2|4dd2]], [[4dd3|4dd3]], [[4dd4|4dd4]], [[4dd6|4dd6]], [[4dd7|4dd7]], [[4dd9|4dd9]], [[4dda|4dda]], [[4ddb|4ddb]], [[4ddc|4ddc]], [[4g49|4g49]], [[4g4a|4g4a]], [[4g4b|4g4b]], [[4g4c|4g4c]], [[4g4h|4g4h]], [[4gcb|4gcb]], [[4gcc|4gcc]], [[4gcd|4gcd]], [[4gce|4gce]], [[4gcj|4gcj]]</td></tr> | |||
<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Lysozyme Lysozyme], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.2.1.17 3.2.1.17] </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=4gcf FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4gcf OCA], [http://www.rcsb.org/pdb/explore.do?structureId=4gcf RCSB], [http://www.ebi.ac.uk/pdbsum/4gcf PDBsum]</span></td></tr> | |||
</table> | |||
== Function == | |||
[[http://www.uniprot.org/uniprot/LYSC_CHICK LYSC_CHICK]] Lysozymes have primarily a bacteriolytic function; those in tissues and body fluids are associated with the monocyte-macrophage system and enhance the activity of immunoagents. Has bacteriolytic activity against M.luteus.<ref>PMID:22044478</ref> | |||
<div style="background-color:#fffaf0;"> | |||
== Publication Abstract from PubMed == | |||
The anticancer agents cisplatin and carboplatin bind to histidine in a protein. This crystal structure study at data-collection temperatures of 100 and 300 K examines their relative binding affinities to a histidine side chain and the effect of a high X-ray radiation dose of up to approximately 1.8 MGy on the stability of the subsequent protein-Pt adducts. Cisplatin binding is visible at the histidine residue, but carboplatin binding is not. Five refined X-ray crystal structures are presented: one at 100 K as a reference and four at 300 K. The diffraction resolutions are 1.8, 2.0, 2.8, 2.9 and 3.5 A. | |||
The crystal structure analysis of the relative binding of cisplatin and carboplatin in a mixture with histidine in a protein studied at 100 and 300 K with repeated X-ray irradiation.,Helliwell JR, Tanley SW Acta Crystallogr D Biol Crystallogr. 2013 Jan;69(Pt 1):121-5. doi:, 10.1107/S090744491204423X. Epub 2012 Dec 20. PMID:23275170<ref>PMID:23275170</ref> | |||
From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.<br> | |||
</div> | |||
==See Also== | |||
*[[Lysozyme 3D structures|Lysozyme 3D structures]] | |||
== | == References == | ||
[[ | <references/> | ||
[[Category: | __TOC__ | ||
</StructureSection> | |||
[[Category: Chick]] | |||
[[Category: Lysozyme]] | [[Category: Lysozyme]] | ||
[[Category: Helliwell, J R | [[Category: Helliwell, J R]] | ||
[[Category: Tanley, S W.M | [[Category: Tanley, S W.M]] | ||
[[Category: Binding occupancy]] | [[Category: Binding occupancy]] | ||
[[Category: Carboplatin]] | [[Category: Carboplatin]] |