Team:USTC CHINA/Notebook/Protocols/Double Digestion

From 2013.igem.org

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<h1>Double Digestion</h1>
<h1>Double Digestion</h1>
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<p>1.Performed with Thermo Scientific FastDigest. There are four restriction endonucleases we used in our experiments: EcoRI, XbaI, SpeI, PstI.
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<p>1.Performed with Thermo Scientific FastDigest. There are four restriction endonucleases we used in our experiments: EcoRI, XbaI, SpeI, PstI.</br>
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<span>Single Digestion</span></br>
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<table width="580" border="2">
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  <tr>
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    <td></td>
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    <td>Volume (μl)</td>
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  </tr>
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  <tr>
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    <td>Plasmid DNA</td>
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    <td>Up to 1μg</td>
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  </tr>
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  <tr>
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    <td>10×FastDigest Buffe</td>
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    <td>2</td>
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  </tr>
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  <tr>
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    <td>Enzyme1</td>
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    <td>1</td>
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  </tr>
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  <tr>
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    <td>Enzyme2</td>
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    <td>1</td>
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  </tr>
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  <tr>
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    <td>ddH<sub>2</sub>O</td>
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    <td>To 20</td>
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  </tr>
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  <tr>
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    <td>Total</td>
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    <td>20</td>
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  </tr>
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</table>
</p></div>
</p></div>
</div>
</div>
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2. Mix gently and spin down.</br>
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3. Incubate at 37°C in a heat block or water thermostat for 30 min.</br>
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4. Inactivate the enzyme by adding glycerol DNA loading buffer, or by heating for 5 min at 80°C(only for EcoRI) or 20min at 65°C(only for XbaI)</br>

Revision as of 16:34, 25 September 2013

Double Digestion

1.Performed with Thermo Scientific FastDigest. There are four restriction endonucleases we used in our experiments: EcoRI, XbaI, SpeI, PstI.
Single Digestion

Volume (μl)
Plasmid DNA Up to 1μg
10×FastDigest Buffe 2
Enzyme1 1
Enzyme2 1
ddH2O To 20
Total 20

2. Mix gently and spin down.
3. Incubate at 37°C in a heat block or water thermostat for 30 min.
4. Inactivate the enzyme by adding glycerol DNA loading buffer, or by heating for 5 min at 80°C(only for EcoRI) or 20min at 65°C(only for XbaI)