货号:Y9040L
品名:T4 Polynucleotide Kinase(T4多核苷酸激酶)
产品描述:
T4多核苷酸激酶(PNK)催化ATP的末端γ位磷酸酯转移和交换到双链和单链DNA,RNA和核苷3'-单磷酸酯分子的5'-羟基末端(1)。T4 PNK还表现出3'-磷酸酶和2',3'环磷酸二酯酶活性(2,3,4,5,6)。
规格: | 10,000 U |
浓度: | 10,000 U/ml |
保存: | -25°C至-15°C |
纯度(SDS-PAGE) | > 99% |
活性: | 133,333U / mg |
SS核酸外切酶 | 2000 U <5.0% released |
DS核酸外切酶 | 2000 U <1.0% released |
DS内切核酸酶 | 2000 U = No conversion |
大肠杆菌 DNA污染 | 2000 U <10 copies |
蛋白质来源
从表达重组T4多核苷酸激酶基因的大肠杆菌中纯化而得。
补充:
10 mM Tris-HCl
50 mM KCl
0.1 碌M ATP
1.0 mM DTT
0.1 mM EDTA
50% glycerol
pH 7.4 @ 25掳C
随附:
B9040 (10X T4 Polynucleotide Kinase Buffer):
10X多核苷酸激酶缓冲液(B9040)700mM
Tris-HCl
100mM MgCl 2
50mM DTT
pH 7.6在25℃
单位定义
一个单位定义为在1X T4多核苷酸激酶反应缓冲液中,37℃下30分钟内催化掺入1 nmol [ 32 P](ATP供体)的酶量。
质量控制分析
单位表征测定
单位活性使用2倍系列稀释法测量。在1X反应缓冲液中制备酶的稀释液,并将其加入到50μL含有10μMOligo dT单链DNA,1X PNK反应缓冲液和66μMATP的反应中,并将[γ- 32 P] ATP反应在37°孵育30分钟将其置于冰上,并使用Sambrook和Russell的方法(Molecular Cloning,v3,2001,pp.A8.25-A8.26)进行分析。
蛋白质浓度(OD 280)测量使用使用2.0mg / ml BSA样品(Pierce Cat#23209)标准化的Nanodrop ND-1000分光光度计
在OD 280处分析2.0μL酶样品并用产品储存溶液冲切。使用消光系数63,440和分子量34,620道尔顿将观察到的3个重复样品的平均测量结果转换为mg / mL。
SDS-Page(物理纯度评估)
将2.0μL酶溶液加载到变性的4-20%Tris-甘氨酸SDS-PAGE凝胶上,其侧翼为宽范围MW标记和2.0μL1:100稀释的样品。电泳后,将凝胶染色并比较样品以确定物理纯度。该测试的验收标准要求浓缩样品中污染带的总量不超过稀释样品中目的蛋白质条带的质量,确认浓缩样品的纯度大于99%。
部分产品信息:
货号 | 品名 | 规格 | 浓度 | 品牌 |
---|---|---|---|---|
N2070-10-L | ATP Solution | 50 µmol | 10 mM | Enzymatics |
N2050-10-L | 10 mM dNTP Solution Mix | 100 µmol | 10 mM | Enzymatics |
N2010L | 100 mM 75µmol dNTP Solution Set | 75 µmol | 100 mM | Enzymatics |
N2010-A-L | 100 mM dATP Solution | 75 µmol | 100 mM | Enzymatics |
N2050L | 100µmol dNTP Solution Mix | 100 µmol | 25 mM | Enzymatics |
Y9180L | 10x Uracil Cleavage System | 750 Reactions | N/A | Enzymatics |
P7670 | 2x HiFi PCR Master Mix | 1 rxn | 2x | Enzymatics |
Y9420L | 5x ER/A-Tailing Enzyme Mix | 24 reactions | N/A | Enzymatics |
Y9380L | E. coli Pyrophosphatase | 50 U | 100 U/mL | Enzymatics |
Y9030L | E. coli Single-Stranded DNA Binding Protein | 1.5 mg | 2.75 mg/ml | Enzymatics |
Y9140-HC-L | End-Repair Mix (High Concentration) | 75 Reactions | 1 Rxn/µL | Enzymatics |
Y9140-LC-L | End-Repair Mix (Low Concentration) | 200 Reactions | 1 Rxn/µL | Enzymatics |
Y9080L | Endonuclease VIII | 10,000 U | 10,000 U/ml | Enzymatics |
P7600L | EnzScript™ (MMLV Reverse Transcriptase RNase H-) | 10,000 U | 200,000 U/mL | Enzymatics |
X8010L | Exonuclease I | 30,000 U | 20,000 U/ml | Enzymatics |
X8020L | Exonuclease III | 50,000 U | 100,000 U/ml | Enzymatics |
P7010-HC-L | Klenow (3′→ 5′ exo-) (High Concentration) | 10,000 U | 50,000 U/ml | Enzymatics |
P7010-LC-L | Klenow (3′→ 5′ exo-) (Low Concentration) | 10,000 U | 5,000 U/ml | Enzymatics |
P7060L | Klenow Fragment | 2,500 U | 5,000 U/ml | Enzymatics |
X8030L | Lambda Exonuclease | 10,000 U | 5,000 U/ml | Enzymatics |
P7040L | M-MuLV Reverse Transcriptase | 100,000 U | 200,000 U/ml | Enzymatics |
P7090L | Mako DNA Polymerase (3′→ 5′ exo-) | 3,000 U | 30,000 U/ml | Enzymatics |
P7140-HC-L | Manta 1.0 DNA Polymerase (High Concentration) | 100,000 U | 400,000 U/ml | Enzymatics |
P7140-LC-L | Manta 1.0 DNA Polymerase (Low Concentration) | 100,000 U | 40,000 U/ml | Enzymatics |
P7610L | NGS Library Prep: 2X VeraSeq™ PCR Mix – 250 Reactions | 250 Reactions | 2X | Enzymatics |
P7590L | Phoenix™ Hot Start Taq DNA Polymerase | 500 U | 5,000 U/ml | Enzymatics |
P7460L | Poly(A) Polymerase | 1,000 U | 5,000 U/mL | Enzymatics |
Y9260L | RecA | 1.5 mg | 2.0 mg/mL | Enzymatics |
Y9220L | RNAse H | 5,000 U | 5,000 U/ml | Enzymatics |
Y9240L | RNAse Inhibitor | 20,000 U | 40,000 U/ml | Enzymatics |
L6010L | T3 DNA Ligase | 900,000 U | 3,000,000 U/ml | Enzymatics |
L6030-LC-L | T4 DNA Ligase | 150,000 U | 120,000 U/ml | Enzymatics |
L6030-HC-L | T4 DNA Ligase (Rapid) | 240,000 U | 600,000 U/ml | Enzymatics |
P7080L | T4 DNA Polymerase | 2,000 U | 3,000 U/ml | Enzymatics |
Y9130L | T4 Gene 32 Protein | 1.0 mg | 10 mg/mL | Enzymatics |
Y9040L | T4 Polynucleotide Kinase | 10,000 U | 10,000 U/ml | Enzymatics |
L6050L | T4 RNA Ligase 1 | 10,000 U | 20,000 U/ml | Enzymatics |
L6080L | T4 RNA Ligase 2 | 4,500 U | 30,000 U/ml | Enzymatics |
L6070L | T4 RNA Ligase 2 Truncated | 500 U | 5,000 U/ml | Enzymatics |
L6020L | T7 DNA Ligase | 900,000 U | 3,000,000 U/ml | Enzymatics |
P7260L | T7 DNA Polymerase | 3,500 U | 10,000 U/ml | Enzymatics |
P7180L | T7 RNA Polymerase | 50,000 U | 50,000 U/ml | Enzymatics |
L6060L | Taq DNA Ligase | 20,000 U | 40,000 U/ml | Enzymatics |
P7110L | Taq DSC 2.0 DNA Polymerase | 1,250 U | 5,000 U/ml | Enzymatics |
P7250L | Taq-B DNA Polymerase | 10,000 U | 5,000 U/ml | Enzymatics |
P7620L | TaqIT | 5,000 U | 50,000 U/mL | Enzymatics |
P7070L | Terminal deoxynucleotidyl Transferase (TdT) | 6,000 U | 20,000 U/ml | Enzymatics |
G5020L | Thermolabile UDG | 500 U | 1,000 U/ml | Enzymatics |
Y9370L | Thermostable Pyrophosphatase | 1,250 U | 2,000 U/ml | Enzymatics |
G5010L | Uracil DNA Glycosylase | 10,000 U | 2,000 U/ml | Enzymatics |
P7511L | VeraSeq™ 2.0 High-Fidelity DNA Polymerase | 500 U | 2,000 U/ml | Enzymatics |
P7520L | VeraSeq™ ULtra DNA Polymerase | 500 U | 2,000 U/ml | Enzymatics |
L6030-W-L | WGS Ligase | 24 Reactions | N/A | Enzymatics |
P7640L | ZipScript™ One-Step RT-qPCR Kit | 1000 Reactions | N/A | Enzymatics |
P7020-HC-L | φ29 DNA Polymerase (High Concentration) | 2,000 U | 100,000 U/ml | Enzymatics |
P7020-LC-L | φ29 DNA Polymerase (Low Concentration) | 2,000 U | 10,000 U/ml | Enzymatics |
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