<mxfile host="app.diagrams.net"><diagram name="roadmap"><mxGraphModel dx="1200" dy="800" grid="1" gridSize="10" guides="1" tooltips="1" connect="1" arrows="1" fold="1" page="1" pageScale="1" pageWidth="1400" pageHeight="900" math="0" shadow="0">
  <root>
    <mxCell id="0" />
    <mxCell id="1" parent="0" />
    <mxCell id="node1" value="研究问题：mGDH过表达对呼吸链的影响" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#dae8fc;strokeColor=#6c8ebf;fontSize=13;fontStyle=1;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="78" y="40" width="264" height="64" as="geometry" />
    </mxCell>
    <mxCell id="node2" value="策略：pBBR1p452载体同源过表达gox0265(Strep-tag融合)" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#d5e8d4;strokeColor=#82b366;fontSize=13;fontStyle=1;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="40" y="162" width="340" height="64" as="geometry" />
    </mxCell>
    <mxCell id="node3" value="关键改造：mgdh基因过表达于G.oxydans ΔhsdR" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#ffe6cc;strokeColor=#d79b00;fontSize=13;fontStyle=1;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="50" y="284" width="320" height="64" as="geometry" />
    </mxCell>
    <mxCell id="node4" value="验证1：转录水平提高9倍；膜上mGDH活性提高5倍" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#f8cecc;strokeColor=#b85450;fontSize=13;fontStyle=1;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="46" y="406" width="327" height="64" as="geometry" />
    </mxCell>
    <mxCell id="node5" value="验证2：膜氧消耗速率提高3倍(1075 vs 368 nmol ½O₂ min⁻¹ mg⁻¹)" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#f8cecc;strokeColor=#b85450;fontSize=13;fontStyle=1;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="40" y="528" width="340" height="64" as="geometry" />
    </mxCell>
    <mxCell id="node6" value="结果1：葡萄糖酸产量提高70%(90 vs 60 mM)" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#fff2cc;strokeColor=#d6b656;fontSize=13;fontStyle=1;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="60" y="650" width="299" height="64" as="geometry" />
    </mxCell>
    <mxCell id="node7" value="结果2：纯化mGDH比活150±30 U/mg，Vmax=216，KM=5.9" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#fff2cc;strokeColor=#d6b656;fontSize=13;fontStyle=1;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="40" y="772" width="340" height="64" as="geometry" />
    </mxCell>
    <mxCell id="node8" value="结论：mGDH过表达提高葡萄糖氧化；末端醌醇氧化酶为限速步骤；系统适用于PQQ脱氢酶生产" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#e1d5e7;strokeColor=#9673a6;fontSize=13;fontStyle=1;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="40" y="894" width="340" height="64" as="geometry" />
    </mxCell>
    <mxCell id="node9" value="应用：工业葡萄糖酸/酮葡萄糖酸生产与生物传感器开发" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#dae8fc;strokeColor=#6c8ebf;fontSize=13;fontStyle=1;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="40" y="1016" width="340" height="64" as="geometry" />
    </mxCell>
    <mxCell id="edge1" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;fontSize=12;strokeColor=#6c8ebf;" edge="1" parent="1" source="node1" target="node2">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="edge2" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;fontSize=12;strokeColor=#82b366;" edge="1" parent="1" source="node2" target="node3">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="edge3" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;fontSize=12;strokeColor=#d79b00;" edge="1" parent="1" source="node3" target="node4">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="edge4" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;fontSize=12;strokeColor=#b85450;" edge="1" parent="1" source="node4" target="node5">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="edge5" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;fontSize=12;strokeColor=#b85450;" edge="1" parent="1" source="node5" target="node6">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="edge6" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;fontSize=12;strokeColor=#d6b656;" edge="1" parent="1" source="node6" target="node7">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="edge7" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;fontSize=12;strokeColor=#9673a6;" edge="1" parent="1" source="node7" target="node8">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="edge8" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;fontSize=12;strokeColor=#6c8ebf;" edge="1" parent="1" source="node8" target="node9">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
  </root>
</mxGraphModel></diagram></mxfile>