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71085

Sigma-Aldrich

KOD DNA Polymerase

High fidelity DNA polymerase designed for accurate PCR amplification of DNA templates for general cloning and cDNA amplification applications.

别名:

High fidelity PCR, High fidelity polymerase, KOD polymerase

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About This Item

分類程式碼代碼:
41106314
NACRES:
NA.54

重組細胞

expressed in E. coli

品質等級

化驗

≥90% (homogenous band, SDS-PAGE)

用途

sufficient for 250 reactions

5′ exonuclease activity

<2%, 74 °C (1 h incubation in a reaction with 5′-labeled λ/Sca I digest, per unit enzyme)

secondary activity

nicking (none detected)

特點

Difficult Templates/Specialty Enzymes PCR
High Fidelity PCR
dNTPs included
hotstart: no

製造商/商標名

Novagen®

儲存條件

OK to freeze

濃度

2.5 unit/μL

技術

PCR: suitable

輸入

purified DNA

適合性

suitable for PCR

運輸包裝

wet ice

儲存溫度

−20°C

基因資訊

Thermococcus kodakaraensis ... TK_RS00010(3233723)

一般說明

PCR involves replication of a DNA template by a thermostable DNA polymerase. The processivity, specificity, and fidelity of the polymerase enzyme used can influence the efficiency, reproducibility, and yield of the PCR reaction. High-fidelity PCR, utilizes a DNA polymerase with a low error rate and results in a high degree of accuracy in the replication of the DNA of interest. Fidelity is critical when accurate sequence amplification of the gene target is needed, for example, when direct sequencing or cloning for downstream protein expression. Unwarranted mutation could severely impact your studies.

Our analysis has shown that KOD enzymes are an easy choice for fast, accurate and high-yielding PCR. Our molecular biologists work to develop and formulate polymerases offering the highest specificity, fidelity and yield during PCR amplification. In addition, optimized buffer compositions, convenient master mixes and cycling parameters provide additional ease of use and data reproducibility.KOD DNA Polymerase (formerly KOD HiFi DNA Polymerase) is a recombinant form of Thermococcus kodakaraensis KOD1 DNA polymerase. KOD is a high fidelity thermostable DNA polymerase that amplifies target DNA up to 6 kbp with superior accuracy and yield for PCR applications. The enzyme′s 3′→5′ exonuclease-dependent proofreading activity results in a lower PCR mutation frequency than any other commercially available DNA polymerase. The elongation rate and processivity are 5 times and 10 to 15 times higher, respectively, than for Pfu DNA polymerase, resulting in highly accurate and robust yield, in a short reaction time. The enzyme generates blunt-ended PCR products suitable for cloning with the Novagen Perfectly Blunt® and LIC Vector Kits.

應用

KOD DNA Polymerase has been used in high fidelity polymerase chain reaction (PCR) to amplify desired severe acute respiratory syndrome coronavirus 2(SARS-CoV-2) N constructs.

特點和優勢

  • Higher fidelity than Pfu DNA polymerase excellent for cloning
  • Greater yield extension speed is 2X faster than Taq DNA polymerase and 5X faster than Pfu DNA polymerase
  • Higher processivity sequential nucleotide polymerization is 10- to 15-fold greater than Pfu and Tli DNA polymerases
  • Amplifies plasmid and lambda DNA templates up to 6 kbp
  • Amplifies genomic DNA templates up to 2 kbp
  • No truncated amplification products

成分

  • 250 U KOD DNA Polymerase (2.5 U/μl)
  • 1 ml 10X Buffer #1 for KOD DNA Polymerase (pH 8.0)
  • 1 ml 10X Buffer #2 for KOD DNA Polymerase (pH 8.8)
  • 1 ml 25 mM MgCl
  • 1 ml dNTP Mix (2 mM each)

警告

Toxicity: Standard Handling (A)

單位定義

One unit is defined as the amount of enzyme that will catalyze the incorporation of 10 nmol of dNTP into acid-insoluble form in 30 min at 75°C, in a reaction containing 20 mM Tris-HCl (pH 7.5 at 25°C), 8 mM MgCl₂, 7.5 mM DTT, 50 µg/ml BSA, 150 µM each of dATP, dCTP, dGTP, dTTP (a mix of unlabeled and [3H]dTTP) and 150 µg/ml activated calf thymus DNA.

法律資訊

Purchase of this product includes an immunity from suit under patents specified in the product insert to use only the amount purchased for the purchaser′s own internal research. No other patents rights (such as 5′ Nuclease Process patent rights) are conveyed expressly, by implication, or by estoppel. Further information on purchasing licenses may be obtained by contacting the Director of Licensing, Applied Biosystems, 850 Lincoln Centre Drive, Foster City, California, 94404, USA.
NOVAGEN is a registered trademark of Merck KGaA, Darmstadt, Germany
Perfectly Blunt is a registered trademark of Merck KGaA, Darmstadt, Germany

象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Aquatic Chronic 3 - Eye Irrit. 2

儲存類別代碼

10 - Combustible liquids

水污染物質分類(WGK)

WGK 2


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M Takagi et al.
Applied and environmental microbiology, 63(11), 4504-4510 (1997-11-15)
The DNA polymerase gene from the archaeon Pyrococcus sp. strain KOD1 (KOD DNA polymerase) contains a long open reading frame of 5,013 bases that encodes 1,671 amino acid residues (GenBank accession no. D29671). Similarity analysis revealed that the DNA polymerase
Daisuke Miki et al.
Methods in molecular biology (Clifton, N.J.), 2200, 121-146 (2020-11-12)
CRISPR/Cas9 system has emerged as a powerful genome engineering tool to study gene function and improve plant traits. Genome editing is achieved at a specific genome sequence by Cas9 endonuclease to generate double standard breaks (DSBs) directed by short guide
Damien Jacot et al.
Methods in molecular biology (Clifton, N.J.), 2071, 125-141 (2019-11-24)
The phylum Apicomplexa groups numerous pathogenic protozoan parasites including Plasmodium, the causative agent of malaria, Cryptosporidium which can cause severe gastrointestinal infections, as well as Babesia, Eimeria, and Theileria that account for considerable economic burdens to poultry and cattle industry.
Luca Murer et al.
Journal of virology, 96(2), e0106021-e0106021 (2021-10-28)
Rhinoviruses (RVs) cause recurrent infections of the nasal and pulmonary tracts, life-threatening conditions in chronic respiratory illness patients, predisposition of children to asthmatic exacerbation, and large economic cost. RVs are difficult to treat. They rapidly evolve resistance and are genetically
Chao Wu et al.
STAR protocols, 2(4), 100906-100906 (2021-10-14)
Nucleocapsid proteins are essential for SARS-CoV-2 life cycle. Here, we describe protocols to gather domain-specific insights about essential properties of nucleocapsids. These assays include dynamic light scattering to characterize oligomerization, fluorescence polarization to quantify RNA binding, hydrogen-deuterium exchange mass spectrometry

商品

The purpose of Hot Start PCR is to inhibit the PCR reaction in order to reduce nonspecific amplification, prevent the formation of primer dimers, and increase product yields.

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