6obx: Difference between revisions
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<StructureSection load='6obx' size='340' side='right'caption='[[6obx]], [[Resolution|resolution]] 1.30Å' scene=''> | <StructureSection load='6obx' size='340' side='right'caption='[[6obx]], [[Resolution|resolution]] 1.30Å' scene=''> | ||
== Structural highlights == | == Structural highlights == | ||
<table><tr><td colspan='2'>[[6obx]] is a 1 chain structure. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=6OBX OCA]. For a <b>guided tour on the structure components</b> use [http:// | <table><tr><td colspan='2'>[[6obx]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/Human Human]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=6OBX OCA]. For a <b>guided tour on the structure components</b> use [http://proteopedia.org/fgij/fg.htm?mol=6OBX 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=MPD:(4S)-2-METHYL-2,4-PENTANEDIOL'>MPD</scene>, <scene name='pdbligand=NAG:N-ACETYL-D-GLUCOSAMINE'>NAG</scene>, <scene name='pdbligand=ZXU:N-(3-{[2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl]oxy}propyl)-Nalpha-[(2E)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]-L-tyrosinamide'>ZXU</scene></td></tr> | </td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=CA:CALCIUM+ION'>CA</scene>, <scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=MPD:(4S)-2-METHYL-2,4-PENTANEDIOL'>MPD</scene>, <scene name='pdbligand=NAG:N-ACETYL-D-GLUCOSAMINE'>NAG</scene>, <scene name='pdbligand=ZXU:N-(3-{[2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl]oxy}propyl)-Nalpha-[(2E)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]-L-tyrosinamide'>ZXU</scene></td></tr> | ||
<tr id='NonStdRes'><td class="sblockLbl"><b>[[Non-Standard_Residue|NonStd Res:]]</b></td><td class="sblockDat"><scene name='pdbligand=PCA:PYROGLUTAMIC+ACID'>PCA</scene></td></tr> | <tr id='NonStdRes'><td class="sblockLbl"><b>[[Non-Standard_Residue|NonStd Res:]]</b></td><td class="sblockDat"><scene name='pdbligand=PCA:PYROGLUTAMIC+ACID'>PCA</scene></td></tr> | ||
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[5e0f|5e0f]], [[4w93|4w93]], [[5u3a|5u3a]]</td></tr> | <tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[5e0f|5e0f]], [[4w93|4w93]], [[5u3a|5u3a]]</td></tr> | ||
<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">AMY2A ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=9606 HUMAN])</td></tr> | |||
<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Alpha-amylase Alpha-amylase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.2.1.1 3.2.1.1] </span></td></tr> | <tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Alpha-amylase Alpha-amylase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.2.1.1 3.2.1.1] </span></td></tr> | ||
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http:// | <tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://proteopedia.org/fgij/fg.htm?mol=6obx FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=6obx OCA], [http://pdbe.org/6obx PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=6obx RCSB], [http://www.ebi.ac.uk/pdbsum/6obx PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=6obx ProSAT]</span></td></tr> | ||
</table> | </table> | ||
<div style="background-color:#fffaf0;"> | |||
== Publication Abstract from PubMed == | |||
Simplified analogues of the potent human amylase inhibitor montbretin A were synthesised and shown to bind tightly, K I = 60 and 70 nM, with improved specificity over medically relevant glycosidases, making them promising candidates for controlling blood glucose. Crystallographic analysis confirmed similar binding modes and identified new active site interactions. | |||
Synthesis of montbretin A analogues yields potent competitive inhibitors of human pancreatic alpha-amylase.,Tysoe CR, Caner S, Calvert MB, Win-Mason A, Brayer GD, Withers SG Chem Sci. 2019 Oct 18;10(48):11073-11077. doi: 10.1039/c9sc02610j. eCollection, 2019 Dec 28. PMID:32206255<ref>PMID:32206255</ref> | |||
From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.<br> | |||
</div> | |||
<div class="pdbe-citations 6obx" style="background-color:#fffaf0;"></div> | |||
== References == | |||
<references/> | |||
__TOC__ | __TOC__ | ||
</StructureSection> | </StructureSection> | ||
[[Category: Alpha-amylase]] | [[Category: Alpha-amylase]] | ||
[[Category: Human]] | |||
[[Category: Large Structures]] | [[Category: Large Structures]] | ||
[[Category: Brayer, G D]] | [[Category: Brayer, G D]] |
Revision as of 10:14, 15 April 2020
Montbretin A analogue M10-MbA in complex with Human pancreatic alpha-amylaseMontbretin A analogue M10-MbA in complex with Human pancreatic alpha-amylase
Structural highlights
Publication Abstract from PubMedSimplified analogues of the potent human amylase inhibitor montbretin A were synthesised and shown to bind tightly, K I = 60 and 70 nM, with improved specificity over medically relevant glycosidases, making them promising candidates for controlling blood glucose. Crystallographic analysis confirmed similar binding modes and identified new active site interactions. Synthesis of montbretin A analogues yields potent competitive inhibitors of human pancreatic alpha-amylase.,Tysoe CR, Caner S, Calvert MB, Win-Mason A, Brayer GD, Withers SG Chem Sci. 2019 Oct 18;10(48):11073-11077. doi: 10.1039/c9sc02610j. eCollection, 2019 Dec 28. PMID:32206255[1] From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine. References
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