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恒星年

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[交流] 【求助/交流】T4 DNA聚合酶怎么用?

各位高手,我现在想用NEB的T4 DNA聚合酶将酶切后的粘性末端补平,应该加多少浓度的dNTP啊?大概什么样一个体系?有做过的话请指点一下啊,谢谢了,呵呵
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恒星年

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2楼2010-11-06 15:35:37
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香菱儿

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scelab(金币+1):热心虫友,欢迎多来交流~~~:tiger06::tiger28::tiger23: 2010-11-06 23:50:12
恒星年(金币+5):谢谢,dNTP加多少啊? 2010-11-07 09:40:53
漫洒英雄泪,相离处士家。谢慈悲剃度在莲台下。没缘法转眼分离乍。赤条条来去无牵挂。那里讨烟蓑雨笠卷单行?一任俺芒鞋破钵随缘化!
3楼2010-11-06 21:35:30
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香菱儿

铁杆木虫 (著名写手)

恒星年(金币+5):非常感谢 2010-11-07 16:54:31
Application notes:
Protocol for blunting ends by 3´ overhang removal and 3´ recessed end fill-in:
DNA should be dissolved in any 1X restriction enzyme reaction NEBuffer or 1X T4 DNA Polymerase Reaction Buffer supplemented with 100 µM dNTPs.
Add 1 unit T4 DNA Polymerase per microgram DNA and incubate 15 minutes at 12°C.
Stop reaction by adding EDTA to a final concentration of 10 mM and heating to 75°C for 20 minutes.
CAUTION: Elevated temperatures, excessive amounts of enzyme, failure to supplement with dNTPs or long reaction times may result in recessed ends due to the 3’→ 5’ exonuclease activity of the enzyme.
漫洒英雄泪,相离处士家。谢慈悲剃度在莲台下。没缘法转眼分离乍。赤条条来去无牵挂。那里讨烟蓑雨笠卷单行?一任俺芒鞋破钵随缘化!
4楼2010-11-07 10:26:35
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