上海金畔生物科技有限公司代理New England Biolabs(NEB)酶试剂全线产品,欢迎访问官网了解更多产品信息和订购。
产品信息
产品来源
大肠杆菌菌株,其携带从乳脂链球菌(Streptococcus cremoris)F(C. Daly)克隆的 ScrFI 基因
- 产品类别:
- Methylation Sensitive Restriction Enzymes for Epigenetics Products,
- Restriction Endonucleases S Products
- 应用:
- Restriction Enzyme Digestion
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产品组分信息
本产品提供以下试剂或组分:
NEB # 名称 组分货号 储存温度 数量 浓度 -
R0110V -20 ScrFI R0110VVIAL -20 1 x 0.1 ml 5,000 units/ml rCutSmart™ Buffer B6004SVIAL -20 1 x 1.25 ml 10 X
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R0110S -20 ScrFI R0110SVIAL -20 1 x 0.2 ml 5,000 units/ml rCutSmart™ Buffer B6004SVIAL -20 1 x 1.25 ml 10 X
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特性和用法
单位定义
一个单位是指在 50 µl 的总反应体系中,37℃ 下,1 小时内酶切 1 µg λ DNA 所需的酶量。
反应条件
1X rCutSmart™ 缓冲液
Incubate at 37°C1X rCutSmart™ 缓冲液
50 mM Potassium Acetate
20 mM Tris-acetate
10 mM Magnesium Acetate
100 µg/ml Recombinant Albumin
(pH 7.9 @ 25°C)在不同缓冲液中的活性
NEBuffer™ r1.1: 100%
NEBuffer™ r2.1: 100%
NEBuffer™ r3.1: 100%
rCutSmart™ Buffer: 100%稀释兼容性
- 稀释液 C
贮存溶液
10 mM Tris-HCl
250 mM NaCl
0.1 mM EDTA
200 µg/ml Recombinant Albumin
50% Glycerol
1 mM DTT
0.15% Triton® X-100
pH 7.4 @ 25°C热失活
65°C for 20 minutes
甲基化敏感性
dam 甲基化: 不敏感
dcm 甲基化: 甲基化与酶切位点重叠阻断酶切
CpG甲基化: 甲基化与酶切位点重叠阻断酶切同裂酶
Bme1390I
BmrFI
BstSCI
MspR9I
StyD4I -
相关产品
相关产品
- dam–/dcm– E. coli 感受态细胞
- t1010-monarch-plasmid-miniprep-kit
- Monarch® DNA 胶回收试剂盒
- Monarch® PCR & DNA 纯化试剂盒(5 μg)
单独销售的组分
- rCutSmart™ 缓冲液
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注意事项
- ScrFI 切割产生的 DNA 片段含有单碱基突出的 5´ 末端,它比平末端更难连接。
- dcm 和 CpG 甲基化与酶切位点的重叠组合阻断酶切。
- 延时酶切可能产生星号活性。
操作说明、说明书 & 用法
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操作说明
- Optimizing Restriction Endonuclease Reactions
- Restriction Digest Protocol
- Double Digest Protocol with Standard Restriction Enzymes
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使用指南
- Activity at 37°C for Restriction Enzymes with Alternate Incubation Temperatures
- Activity of Restriction Enzymes in PCR Buffers
- Cleavage Close to the End of DNA Fragments
- Dam and Dcm Methylases of E. coli
- Digestion of Agarose-Embedded DNA: Info for Specific Enzymes
- Double Digests
- Heat Inactivation
- NEBuffer Activity/Performance Chart with Restriction Enzymes
- Optimizing Restriction Endonuclease Reactions
- Restriction Endonucleases – Survival in a Reaction
- Restriction Enzyme Diluent Buffer Compatibility
- Restriction Enzyme Tips
- Single Letter Codes
- Star Activity
- Traditional Cloning Quick Guide
工具 & 资源
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选择指南
- Alphabetized List of Recognition Sequences
- Compatible Cohesive Ends and Generation of New Restriction Sites
- Dam-Dcm and CpG Methylation
- Enzymes with Multiple Recognition Sequences
- Frequencies of Restriction Sites
- Interrupted Palindromes
- Isoelectric Points (pI) for Restriction Enzymes
- Isoschizomers
- NEB Diluent and Buffer Table
- Recleavable Filled-in 5′ Overhangs
- Time-Saver™ Qualified Enzymes
- Why Choose Recombinant Enzymes?
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Web 工具
- Competitor Cross-Reference Tool
- DNA Sequences and Maps Tool
- Double Digest Finder
- Enzyme Finder
- NEBcutter™ v3.0
- NEBioCalculator®
- REBASE®
FAQs & 问题解决指南
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FAQs
- Do degenerate recognition sites need to be palindromic?
- Is this enzyme sensitive to dam, dcm or mammalian CpG methylation?
- Can you tell me more about the switch from BSA to Recombinant Albumin (rAlbumin) in NEBuffers?
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问题解决指南
- Restriction Enzyme Troubleshooting Guide
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实验技巧
此酶会产生一个单碱基突出末端,很难进行连接。此酶兼容于所有 NEB 缓冲液。