限制酶在各种NEBuffer 中的活性(NEBuffer Activity Chart for Restriction Enzymes)
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限制酶在各种NEBuffer 中的活性
(NEBuffer Activity Chart for Restriction Enzymes)
对应每一种限制性内切酶,New England Biolabs 均提供彩色盖子的10X NEBuffer,以保证100%活性。下面表格中列出每一种酶及其随酶提供的最适宜的NEBuffer。同时也列出每种酶在四种不同的NEBuffer中的大致活性,以帮助选择双酶切时最适宜的环境。除非特别指出,温育温度均为37°C。
注意事项:表格中所列出的酶活性是近似值,计算酶活性时所采用的底物与计算该酶的单位时所采用的底物相同。
缓冲液在使用前应充分解冻,并混合均匀。
Enzyme | Supplied NEBuffer | % Activity in NEBuffers | |||
---|---|---|---|---|---|
1 | 2 | 3 | 4 | ||
Aat II | 4 | 0 | 50 | 50 | 100 |
Acc I | 4 | 50 | 50 | 10 | 100 |
Acc65 I | 3 + BSA | 10 | 75 | 100 | 25 |
Aci I | 3 | 25 | 50 | 100 | 50 |
Acl I | 4 + BSA | 10 | 10 | 0 | 100 |
Afe I * | SE-Y | 25 | 50 | 25 | 100 |
Afl II | 2 + BSA | 50 | 100 | 25 | 100 |
Afl III | 3 + BSA | 25 | 75 | 100 | 50 |
Age I | 1 | 100 | 50 | 10 | 75 |
Ahd I | 4 + BSA | 25 | 75 | 0 | 100 |
Ale I | 4 | 10 | 20 | 10 | 100 |
Alu I | 2 | 100 | 100 | 75 | 100 |
Alw I | 4 | 50 | 100 | 10 | 100 |
AlwN I | 4 | 50 | 100 | 50 | 100 |
Apa I @25℃ | 4 + BSA | 25 | 50 | 0 | 100 |
ApaL I | 4 + BSA | 100 | 100 | 10 | 100 |
Apo I @50℃ | 3 + BSA | 10 | 75 | 100 | 75 |
Asc I | 4 | 0 | 10 | 10 | 100 |
Ase I | 3 | NR | 75 | dd 100 | NR |
AsiS I | 3 + BSA | 50 | 100 | 100 | 50 |
Ava I | 4 | 10 | 75 | 10 | 100 |
Ava II | 4 | 50 | 75 | 10 | 100 |
Avr II | 2 | 100 | 100 | 50 | 100 |
Bae I @25℃ | 2 + BSA + SAM | 50 | 100 | 50 | 75 |
BamH I | U dd + BSA | 75 | 100 | 50 | 75 |
Ban I | 4 | 50 | 100 | 50 | 100 |
Ban II | 4 | 100 | 10 | 50 | 100 |
Bbs I | 2 | 100 | 100 | 25 | 75 |
Bbv I | 2 | 100 | 100 | 25 | 75 |
BbvC I | 4 | 50 | 100 | 10 | 100 |
BceA I | Udd + BSA | 25 | NR | NR | 75 |
Bcg I | U + SAM | 50 | 75 | 100 | 50 |
BciV I | 4 | 100 | 25 | 10 | 100 |
Bcl I @50℃ | 3 | 50 | 100 | dd 100 | 75 |
Bfa I | 4 | 75 | 50 | 10 | 100 |
BfrB I | 4 + BSA | 10 | 25 | 10 | 100 |
BfuA I @50℃ | 3 | 0 | 75 | 100 | 10 |
BfuC I | 4 + BSA | 100 | 50 | 25 | 100 |
Bgl I | 3 | 50 | 75 | 100 | 50 |
Bgl II | 3 | 10 | 75 | 100 | 10 |
Blp I | 4 | 50 | 100 | 10 | 100 |
Bme1580 I | 2 | 75 | 100 | 75 | 75 |
BmgB I | 3 + BSA | 0 | 25 | 100 | 10 |
Bmr I | 2 | 75 | 100 | 75 | 100 |
Bmt I * |