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==Crystal Structure of Homo Sapien Glycerol-3-Phosphate Dehydrogenase 1== | |||
<StructureSection load='1x0v' size='340' side='right'caption='[[1x0v]], [[Resolution|resolution]] 2.30Å' scene=''> | |||
| | == Structural highlights == | ||
<table><tr><td colspan='2'>[[1x0v]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1X0V OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1X0V FirstGlance]. <br> | |||
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 2.3Å</td></tr> | |||
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=MSE:SELENOMETHIONINE'>MSE</scene>, <scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene></td></tr> | |||
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1x0v FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1x0v OCA], [https://pdbe.org/1x0v PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1x0v RCSB], [https://www.ebi.ac.uk/pdbsum/1x0v PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1x0v ProSAT]</span></td></tr> | |||
</table> | |||
== Disease == | |||
[https://www.uniprot.org/uniprot/GPDA_HUMAN GPDA_HUMAN] Defects in GPD1 are a cause of hypertriglyceridemia, transient infantile (HTGTI) [MIM:[https://omim.org/entry/614480 614480]. An autosomal recessive disorder characterized by onset of moderate to severe transient hypertriglyceridemia in infancy that normalizes with age. The hypertriglyceridemia is associated with hepatomegaly, moderately elevated transaminases, persistent fatty liver, and the development of hepatic fibrosis.<ref>PMID:22226083</ref> | |||
== Function == | |||
[https://www.uniprot.org/uniprot/GPDA_HUMAN GPDA_HUMAN] | |||
== Evolutionary Conservation == | |||
[[Image:Consurf_key_small.gif|200px|right]] | |||
Check<jmol> | |||
<jmolCheckbox> | |||
<scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/x0/1x0v_consurf.spt"</scriptWhenChecked> | |||
<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview03.spt</scriptWhenUnchecked> | |||
<text>to colour the structure by Evolutionary Conservation</text> | |||
</jmolCheckbox> | |||
</jmol>, as determined by [http://consurfdb.tau.ac.il/ ConSurfDB]. You may read the [[Conservation%2C_Evolutionary|explanation]] of the method and the full data available from [http://bental.tau.ac.il/new_ConSurfDB/main_output.php?pdb_ID=1x0v ConSurf]. | |||
<div style="clear:both"></div> | |||
<div style="background-color:#fffaf0;"> | |||
== Publication Abstract from PubMed == | |||
Homo sapiens L-alpha-glycerol-3-phosphate dehydrogenase 1 (GPD1) catalyzes the reversible biological conversion of dihydroxyacetone (DHAP) to glycerol-3-phosphate. The GPD1 protein was expressed in Escherichia coli, and purified as a fusion protein with glutathione S-transferase. Here we report the apoenzyme structure of GPD1 determined by multiwavelength anomalous diffraction phasing, and other complex structures with small molecules (NAD+ and DHAP) by the molecular replacement method. This enzyme structure is organized into two distinct domains, the N-terminal eight-stranded beta-sheet sandwich domain and the C-terminal helical substrate-binding domain. An electrophilic catalytic mechanism by the epsilon-NH3+ group of Lys204 is proposed on the basis of the structural analyses. In addition, the inhibitory effects of zinc and sulfate on GPDHs are assayed and discussed. | |||
Crystal structures of human glycerol 3-phosphate dehydrogenase 1 (GPD1).,Ou X, Ji C, Han X, Zhao X, Li X, Mao Y, Wong LL, Bartlam M, Rao Z J Mol Biol. 2006 Mar 31;357(3):858-69. Epub 2006 Jan 18. PMID:16460752<ref>PMID:16460752</ref> | |||
From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.<br> | |||
</div> | |||
<div class="pdbe-citations 1x0v" style="background-color:#fffaf0;"></div> | |||
== | ==See Also== | ||
*[[Glycerol-3-phosphate dehydrogenase 3D structures|Glycerol-3-phosphate dehydrogenase 3D structures]] | |||
== References == | |||
== | <references/> | ||
__TOC__ | |||
</StructureSection> | |||
[[Category: Homo sapiens]] | [[Category: Homo sapiens]] | ||
[[Category: | [[Category: Large Structures]] | ||
[[Category: Ou | [[Category: Ou X]] | ||
[[Category: Rao | [[Category: Rao Z]] | ||
Latest revision as of 10:35, 30 October 2024
Crystal Structure of Homo Sapien Glycerol-3-Phosphate Dehydrogenase 1Crystal Structure of Homo Sapien Glycerol-3-Phosphate Dehydrogenase 1
Structural highlights
DiseaseGPDA_HUMAN Defects in GPD1 are a cause of hypertriglyceridemia, transient infantile (HTGTI) [MIM:614480. An autosomal recessive disorder characterized by onset of moderate to severe transient hypertriglyceridemia in infancy that normalizes with age. The hypertriglyceridemia is associated with hepatomegaly, moderately elevated transaminases, persistent fatty liver, and the development of hepatic fibrosis.[1] FunctionEvolutionary Conservation Check, as determined by ConSurfDB. You may read the explanation of the method and the full data available from ConSurf. Publication Abstract from PubMedHomo sapiens L-alpha-glycerol-3-phosphate dehydrogenase 1 (GPD1) catalyzes the reversible biological conversion of dihydroxyacetone (DHAP) to glycerol-3-phosphate. The GPD1 protein was expressed in Escherichia coli, and purified as a fusion protein with glutathione S-transferase. Here we report the apoenzyme structure of GPD1 determined by multiwavelength anomalous diffraction phasing, and other complex structures with small molecules (NAD+ and DHAP) by the molecular replacement method. This enzyme structure is organized into two distinct domains, the N-terminal eight-stranded beta-sheet sandwich domain and the C-terminal helical substrate-binding domain. An electrophilic catalytic mechanism by the epsilon-NH3+ group of Lys204 is proposed on the basis of the structural analyses. In addition, the inhibitory effects of zinc and sulfate on GPDHs are assayed and discussed. Crystal structures of human glycerol 3-phosphate dehydrogenase 1 (GPD1).,Ou X, Ji C, Han X, Zhao X, Li X, Mao Y, Wong LL, Bartlam M, Rao Z J Mol Biol. 2006 Mar 31;357(3):858-69. Epub 2006 Jan 18. PMID:16460752[2] From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine. See AlsoReferences
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