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=Introduction=
=Introduction=
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:Mevalonate diphosphate decarboxylase (MDD) is an important enzyme required for the biosynthesis of cholesterol and other isoprenoids in mammals, bacteria, yeast and fungi <ref name = "Byres"> 17583736 </ref>. MDD is a member of the GHMP (Galactokinase, Homoserine kinase, mevalonate kinase and phosphomevalonate kinase) enzyme family, and is responsible for the conversion of mevalonate diphosphate to isopentenyl pyrophosphate with the help of 1 ATP molecule<ref name = "Byres"/> <ref name = "Voynova"> 18823933 </ref>.
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:Mevalonate diphosphate decarboxylase (MDD) is an important enzyme required for the biosynthesis of cholesterol and other isoprenoids in mammals, bacteria, yeast and fungi <ref name = "Byres"> 17583736 </ref>. MDD is a member of the GHMP (Galactokinase, Homoserine kinase, mevalonate kinase and phosphomevalonate kinase) enzyme family, and is responsible for the conversion of mevalonate diphosphate to isopentenyl pyrophosphate with the help of 1 ATP molecule<ref name = "Byres"/> <ref name = "Voynova"> 18823933 </ref>.The kinases in the GHMP family share a characteristic alpha/beta fold and similar sequences <ref name = "Byres"/>, even though they differ in quaternary structures, and can bind a wide variety of substrates <ref name = "ByresMartin"> 16511101 </ref>. Some GHMP kinases exist as dimers, some as tetramers and some as monomers <ref name = "Byres"/>. The amino acid residues in MDD are highly conserved across all species, indicating the specific important activity of the enzyme <ref name = "Byres"/>.
{{STRUCTURE_2hk3|PDB=2hk3|SCENE=Sandbox_Reserved_333/Fig2/1}}
{{STRUCTURE_2hk3|PDB=2hk3|SCENE=Sandbox_Reserved_333/Fig2/1}}
<scene name='Sandbox_Reserved_333/Fig2/1'>gggggg</scene>
<scene name='Sandbox_Reserved_333/Fig2/1'>gggggg</scene>

Revision as of 07:00, 11 March 2011

This Sandbox is Reserved from January 10, 2010, through April 10, 2011 for use in BCMB 307-Proteins course taught by Andrea Gorrell at the University of Northern British Columbia, Prince George, BC, Canada.
To get started:
  • Click the edit this page tab at the top. Save the page after each step, then edit it again.
  • Click the 3D button (when editing, above the wikitext box) to insert Jmol.
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Introduction

Mevalonate diphosphate decarboxylase (MDD) is an important enzyme required for the biosynthesis of cholesterol and other isoprenoids in mammals, bacteria, yeast and fungi [1]. MDD is a member of the GHMP (Galactokinase, Homoserine kinase, mevalonate kinase and phosphomevalonate kinase) enzyme family, and is responsible for the conversion of mevalonate diphosphate to isopentenyl pyrophosphate with the help of 1 ATP molecule[1] [2].The kinases in the GHMP family share a characteristic alpha/beta fold and similar sequences [1], even though they differ in quaternary structures, and can bind a wide variety of substrates [3]. Some GHMP kinases exist as dimers, some as tetramers and some as monomers [1]. The amino acid residues in MDD are highly conserved across all species, indicating the specific important activity of the enzyme [1].

Template:STRUCTURE 2hk3


Fig 2: Active site of MDD

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