4bd1
From Proteopedia
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| - | [[ | + | ==Neutron structure of a perdeuterated Toho-1 R274N R276N double mutant Beta-lactamase in complex with a fully deuterated boronic acid (BZB)== |
| + | <StructureSection load='4bd1' size='340' side='right' caption='[[4bd1]], [[Resolution|resolution]] 2.00Å' scene=''> | ||
| + | == Structural highlights == | ||
| + | <table><tr><td colspan='2'>[[4bd1]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/Escherichia_coli_bl21 Escherichia coli bl21]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4BD1 OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=4BD1 FirstGlance]. <br> | ||
| + | </td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=BZB:BENZO[B]THIOPHENE-2-BORONIC+ACID'>BZB</scene>, <scene name='pdbligand=DOD:DEUTERATED+WATER'>DOD</scene></td></tr> | ||
| + | <tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[1bza|1bza]], [[1iyo|1iyo]], [[1iyp|1iyp]], [[1iyq|1iyq]], [[1iys|1iys]], [[1we4|1we4]], [[2wyx|2wyx]], [[2xqz|2xqz]], [[2xr0|2xr0]], [[4bd0|4bd0]]</td></tr> | ||
| + | <tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Beta-lactamase Beta-lactamase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.5.2.6 3.5.2.6] </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=4bd1 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4bd1 OCA], [http://www.rcsb.org/pdb/explore.do?structureId=4bd1 RCSB], [http://www.ebi.ac.uk/pdbsum/4bd1 PDBsum]</span></td></tr> | ||
| + | </table> | ||
| + | == Function == | ||
| + | [[http://www.uniprot.org/uniprot/BLT1_ECOLX BLT1_ECOLX]] Has strong cefotaxime-hydrolyzing activity. | ||
| + | <div style="background-color:#fffaf0;"> | ||
| + | == Publication Abstract from PubMed == | ||
| + | The mechanism by which class A beta-lactamase enzymes form an acyl-enzyme intermediate has been the emphasis of several studies. Here, we report on the use of neutron and high resolution X-ray diffraction to help elucidate the identity of the catalytic base in the acylation part of the mechanism. | ||
| - | + | Neutron and X-ray crystal structures of a perdeuterated enzyme inhibitor complex reveal the catalytic proton network of the Toho-1 beta-lactamase for the acylation reaction.,Tomanicek SJ, Standaert RF, Weiss KL, Ostermann A, Schrader TE, Ng JD, Coates L J Biol Chem. 2012 Dec 18. PMID:23255594<ref>PMID:23255594</ref> | |
| - | + | From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.<br> | |
| + | </div> | ||
| - | + | ==See Also== | |
| - | + | *[[Beta-lactamase|Beta-lactamase]] | |
| - | == | + | == References == |
| - | [[ | + | <references/> |
| + | __TOC__ | ||
| + | </StructureSection> | ||
[[Category: Beta-lactamase]] | [[Category: Beta-lactamase]] | ||
[[Category: Escherichia coli bl21]] | [[Category: Escherichia coli bl21]] | ||
| - | [[Category: Coates, L | + | [[Category: Coates, L]] |
| - | [[Category: Ng, J D | + | [[Category: Ng, J D]] |
| - | [[Category: Ostermann, A | + | [[Category: Ostermann, A]] |
| - | [[Category: Schrader, T E | + | [[Category: Schrader, T E]] |
| - | [[Category: Standaert, R F | + | [[Category: Standaert, R F]] |
| - | [[Category: Tomanicek, S J | + | [[Category: Tomanicek, S J]] |
| - | [[Category: Weiss, K L | + | [[Category: Weiss, K L]] |
[[Category: Ctx- m-type esbl]] | [[Category: Ctx- m-type esbl]] | ||
[[Category: Extended-spectrum beta lactamase]] | [[Category: Extended-spectrum beta lactamase]] | ||
[[Category: Hydrolase]] | [[Category: Hydrolase]] | ||
[[Category: Perdeuterated neutron structure]] | [[Category: Perdeuterated neutron structure]] | ||
Revision as of 07:33, 25 December 2014
Neutron structure of a perdeuterated Toho-1 R274N R276N double mutant Beta-lactamase in complex with a fully deuterated boronic acid (BZB)
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