Glycolate oxidase: Difference between revisions

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{{STRUCTURE_1gyl|  PDB=1gyl  | SIZE=400| SCENE= |right|CAPTION=Spinach glycolate oxidase 1 dimer complex with FMN, [[1gyl]] }}
<StructureSection load='' size='350' side='right' caption='Human glycolate oxidase 1 complex with glyoxylate and FMN (PDB entry [[2rdu]])' scene='48/486364/Cv/1'>
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== Function ==
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'''Glycolate oxidase''' (GOX) or '''hydroxyacid oxidase''' catalyzes the conversion of (S)-2-hydroxy acid and molecular oxygen to 2-oxo acid and hydrogen peroxide.  In higher plants, GOX catalyzes the oxidation of glycolate to glyoxylate.  GOX is part of the glyoxylate and dicarboxylate metabolism and uses FMN as a cofactor.  GOX catalyzes the first step in the utilization of glycolate as the sole source of carbon<ref>PMID:22286136</ref>.   
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== Disease ==
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Mutations in GOX result in isolated asymptotic hyperoxaluria type I<ref>PMID:24996905</ref>. 
'''Glycolate oxidase''' (GOX) catalyzes the conversion of (S)-2-hydroxy acid and molecular oxygen to 2-oxo acid and hydrogen peroxide.  In higher plants, GOX catalyzes the oxidation of glycolate to glyoxylate.  GOX is part of the glyoxylate and dicarboxylate metabolism and uses FMN as a cofactor.  GOX catalyzes the first step in the utilization of glycolate as the sole source of carbon.   
== Structural highlights ==
The biological assembly of human glycolate oxidase 1 <scene name='48/486364/Cv/7'>homotetramer</scene>. GOX structure shows the <scene name='48/486364/Cv/8'>typical β8/α8 fold</scene> ({{Template:ColorKey_Helix}},
{{Template:ColorKey_Strand}},
{{Template:ColorKey_Loop}},
{{Template:ColorKey_Turn}}
) of an α-hydroxy acid oxidase and its <scene name='48/486364/Cv/9'>active site contains the cofactor FMN</scene><ref>PMID:18215067</ref>. Water molecules are shown as red spheres.


==3D structures of glycolate oxidase==
==3D structures of glycolate oxidase==
[[Glycolate oxidase 3D structures]]


Updated on {{REVISIONDAY2}}-{{MONTHNAME|{{REVISIONMONTH}}}}-{{REVISIONYEAR}}
</StructureSection>
 
[[1gyl]] – sGOX – spinach<br />
[[2nzl]] – hGOX1 – human<br />
[[2yvs]] – GOX GLCE subunit – ''Thermus thermophilus''<br />
[[1tb3]] – rGOX3 – rat
 
'''Glycolate oxidase complex'''
 
[[1al8]], [[1al7]] – sGOX + inhibitor<br />
[[2rdu]] – hGOX1 + glyoxylate<br />
[[2rdw]] – hGOX1 + sulfate<br />
[[2w0u]], [[2rdt]] – hGOX1 + inhibitor<br />
[[3sgz]] – rGOX2 + inhibitor<br />
[[3giy]] – GOX1/(S)-mandelate dehydrogenase + MES – ''Pseudomonas putida''


== References ==
<references/>
[[Category:Topic Page]]
[[Category:Topic Page]]

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Michal Harel, Alexander Berchansky, Joel L. Sussman