1umg

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[[Image:1umg.gif|left|200px]]
[[Image:1umg.gif|left|200px]]
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{{Structure
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<!--
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|PDB= 1umg |SIZE=350|CAPTION= <scene name='initialview01'>1umg</scene>, resolution 1.80&Aring;
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The line below this paragraph, containing "STRUCTURE_1umg", creates the "Structure Box" on the page.
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|SITE=
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You may change the PDB parameter (which sets the PDB file loaded into the applet)
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|LIGAND= <scene name='pdbligand=2FP:1,6-FRUCTOSE+DIPHOSPHATE+(LINEAR+FORM)'>2FP</scene>, <scene name='pdbligand=MG:MAGNESIUM+ION'>MG</scene>, <scene name='pdbligand=MPD:(4S)-2-METHYL-2,4-PENTANEDIOL'>MPD</scene>
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or the SCENE parameter (which sets the initial scene displayed when the page is loaded),
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|ACTIVITY= <span class='plainlinks'>[http://en.wikipedia.org/wiki/Fructose-bisphosphatase Fructose-bisphosphatase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.1.3.11 3.1.3.11] </span>
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or leave the SCENE parameter empty for the default display.
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|GENE= ST0318 ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=111955 Sulfolobus tokodaii])
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-->
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|DOMAIN=
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{{STRUCTURE_1umg| PDB=1umg | SCENE= }}
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|RELATEDENTRY=
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|RESOURCES=<span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1umg FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1umg OCA], [http://www.ebi.ac.uk/pdbsum/1umg PDBsum], [http://www.rcsb.org/pdb/explore.do?structureId=1umg RCSB]</span>
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}}
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'''Crystal strucure of fructose-1,6-bisphosphatase'''
'''Crystal strucure of fructose-1,6-bisphosphatase'''
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[[Category: Shoun, H.]]
[[Category: Shoun, H.]]
[[Category: Wakagi, T.]]
[[Category: Wakagi, T.]]
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[[Category: alpha-beta-beta-alpha four layer sandwich]]
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[[Category: Alpha-beta-beta-alpha four layer sandwich]]
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[[Category: fructose-1,6-bisphosphatase]]
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[[Category: Fructose-1,6-bisphosphatase]]
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[[Category: hyperthermophilic archaea]]
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[[Category: Hyperthermophilic archaea]]
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[[Category: magnesium ion]]
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[[Category: Magnesium ion]]
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[[Category: octamer]]
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[[Category: Octamer]]
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[[Category: phosphatase]]
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[[Category: Phosphatase]]
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[[Category: three metal-assisted mechanism]]
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[[Category: Three metal-assisted mechanism]]
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''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Sat May 3 11:25:40 2008''
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''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Mon Mar 31 00:12:16 2008''
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Revision as of 08:25, 3 May 2008

Template:STRUCTURE 1umg

Crystal strucure of fructose-1,6-bisphosphatase


Overview

As the first structure of the novel class of fructose-1,6-bisphosphatase (FBPase) present in thermophilic archaea, we solved the crystal structure of the ST0318 gene product (St-Fbp) of Sulfolobus tokodaii strain 7. The St-Fbp structure comprises a homooctamer of the 422 point-group. The protein folds as a four-layer alpha-beta-beta-alpha sandwich with a novel topology, which is completely different from the sugar phosphatase fold. The structure contains an unhydrolyzed FBP molecule in the open-keto form, as well as four hexacoordinated magnesium ions around the 1-phosphoryl group of FBP. The arrangement of the catalytic side chains and metal ligands is consistent with the three-metal ion assisted catalysis proposed for conventional FBPases. The structure provides an insight into the structural basis of the strict substrate specificity of St-Fbp.

About this Structure

1UMG is a Single protein structure of sequence from Sulfolobus tokodaii. Full crystallographic information is available from OCA.

Reference

The first crystal structure of the novel class of fructose-1,6-bisphosphatase present in thermophilic archaea., Nishimasu H, Fushinobu S, Shoun H, Wakagi T, Structure. 2004 Jun;12(6):949-59. PMID:15274916 Page seeded by OCA on Sat May 3 11:25:40 2008

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