[求救] PCR又mutant了....
最近要做重組蛋白
所以就是用自行設計的primer去夾cDNA 大量產PCR產物
然後與TA vector做ligation再送到菌裡養大量
抽plasmid後送定序
目前已經做過兩次 每一次都有出現mutant而無法繼續做下去
第一次用的是波士特的Taq組 30 cycle
第二次用的是DaKaRa DRR001A Ex Taq 25 cycle
已經改用具有Proof reading功能的Taq了還是定出四個mutant........
請問板上有沒有人可以給我點建議或是告訴我哪個好用的Taq polymerase咧?
拜託了T^T
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