3qac
From Proteopedia
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- | [[ | + | ==Structure of amaranth 11S proglobulin seed storage protein from Amaranthus hypochondriacus L.== |
+ | <StructureSection load='3qac' size='340' side='right' caption='[[3qac]], [[Resolution|resolution]] 2.27Å' scene=''> | ||
+ | == Structural highlights == | ||
+ | <table><tr><td colspan='2'>[[3qac]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/Amaranthus_hypochondriacus Amaranthus hypochondriacus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3QAC OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=3QAC FirstGlance]. <br> | ||
+ | </td></tr><tr><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[3kgl|3kgl]], [[3ksc|3ksc]], [[2e9q|2e9q]], [[2d5f|2d5f]], [[2d5h|2d5h]], [[1od5|1od5]], [[1fxz|1fxz]]</td></tr> | ||
+ | <tr><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=3qac FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=3qac OCA], [http://www.rcsb.org/pdb/explore.do?structureId=3qac RCSB], [http://www.ebi.ac.uk/pdbsum/3qac PDBsum]</span></td></tr> | ||
+ | <table> | ||
+ | <div style="background-color:#fffaf0;"> | ||
+ | == Publication Abstract from PubMed == | ||
+ | 11S globulin is one of the major seed storage proteins in amaranth. Recombinant protein was produced as up to approximately 80% of the total bacterial protein using Escherichia coli Rosetta-gami (DE3) containing pET21d with amaranth 11S globulin cDNA. The best expression condition was at 302 K for 20 h using LB medium containing 0.5 M NaCl. The recombinant protein was easily separated from most of the Escherichia coli proteins by precipitation with 0-40% ammonium sulfate solution. It formed aggregates at low temperature and at low salt concentrations. This behaviour may imply that it has a more hydrophobic nature than other 11S seed globulins. The crystals diffracted to 6 A resolution and belonged to space group P6(3), with unit-cell parameters a=b=97.6, c=74.8 A, gamma=120.0 degrees. One subunit of a trimer was estimated to be present in the asymmetric unit, assuming a Vsol of 41%. To obtain the complete structure solution, experiments to improve crystallization and flash-cooling conditions are in progress. | ||
- | + | Expression, purification and preliminary crystallization of amaranth 11S proglobulin seed storage protein from Amaranthus hypochondriacus L.,Tandang-Silvas MR, Carrazco-Pena L, Barba de la Rosa AP, Osuna-Castro JA, Utsumi S, Mikami B, Maruyama N Acta Crystallogr Sect F Struct Biol Cryst Commun. 2010 Aug 1;66(Pt, 8):919-22. Epub 2010 Jul 29. PMID:20693668<ref>PMID:20693668</ref> | |
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- | + | From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.<br> | |
- | + | </div> | |
- | + | == References == | |
- | + | <references/> | |
- | + | __TOC__ | |
- | + | </StructureSection> | |
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- | == | + | |
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[[Category: Amaranthus hypochondriacus]] | [[Category: Amaranthus hypochondriacus]] | ||
[[Category: Carrazco-Pena, L.]] | [[Category: Carrazco-Pena, L.]] |
Revision as of 05:26, 4 June 2014
Structure of amaranth 11S proglobulin seed storage protein from Amaranthus hypochondriacus L.
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