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==CRYSTAL STRUCTURE OF PSEUDOMONAS AERUGINOSA LECTIN 1 IN THE CALCIUM-FREE STATE== | |||
<StructureSection load='1uoj' size='340' side='right' caption='[[1uoj]], [[Resolution|resolution]] 2.40Å' scene=''> | |||
== Structural highlights == | |||
<table><tr><td colspan='2'>[[1uoj]] is a 4 chain structure with sequence from [http://en.wikipedia.org/wiki/Pseudomonas_aeruginosa Pseudomonas aeruginosa]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1UOJ OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1UOJ FirstGlance]. <br> | |||
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene></td></tr> | |||
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[1l7l|1l7l]], [[1oko|1oko]]</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=1uoj FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1uoj OCA], [http://www.rcsb.org/pdb/explore.do?structureId=1uoj RCSB], [http://www.ebi.ac.uk/pdbsum/1uoj PDBsum]</span></td></tr> | |||
</table> | |||
<div style="background-color:#fffaf0;"> | |||
== Publication Abstract from PubMed == | |||
The structure of the tetrameric Pseudomonas aeruginosa lectin I (PA-IL) in complex with galactose and calcium was determined at 1.6 A resolution, and the native protein was solved at 2.4 A resolution. Each monomer adopts a beta-sandwich fold with ligand binding site at the apex. All galactose hydroxyl groups, except O1, are involved in a hydrogen bond network with the protein and O3 and O4 also participate in the co-ordination of the calcium ion. The stereochemistry of calcium galactose binding is reminiscent of that observed in some animal C-type lectins. The structure of the complex provides a framework for future design of anti-bacterial compounds. | |||
Structural basis of calcium and galactose recognition by the lectin PA-IL of Pseudomonas aeruginosa.,Cioci G, Mitchell EP, Gautier C, Wimmerova M, Sudakevitz D, Perez S, Gilboa-Garber N, Imberty A FEBS Lett. 2003 Dec 4;555(2):297-301. PMID:14644431<ref>PMID:14644431</ref> | |||
From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.<br> | |||
</div> | |||
==See Also== | ==See Also== | ||
*[[Galactose-binding lectin|Galactose-binding lectin]] | *[[Galactose-binding lectin|Galactose-binding lectin]] | ||
== References == | |||
== | <references/> | ||
__TOC__ | |||
</StructureSection> | |||
[[Category: Pseudomonas aeruginosa]] | [[Category: Pseudomonas aeruginosa]] | ||
[[Category: Cioci, G | [[Category: Cioci, G]] | ||
[[Category: Gautier, C | [[Category: Gautier, C]] | ||
[[Category: Gilboa-Garber, N | [[Category: Gilboa-Garber, N]] | ||
[[Category: Imberty, A | [[Category: Imberty, A]] | ||
[[Category: Mitchell, E | [[Category: Mitchell, E]] | ||
[[Category: Perez, S | [[Category: Perez, S]] | ||
[[Category: Wimmerova, M | [[Category: Wimmerova, M]] | ||
[[Category: Galactose binding]] | [[Category: Galactose binding]] | ||
[[Category: Sugar binding protein]] | [[Category: Sugar binding protein]] |