Q5® High-Fidelity DNA Polymerase sets a new standard for both fidelity and robust performance. With the highest fidelity amplification available (~280 times higher than Taq), Q5 results in ultra-low error rates. Q5 is composed of a novel polymerase that is fused to the processivity-enhancing Sso7d DNA binding domain, improving speed, fidelity and reliability of performance.
Working with uracil-containing DNA templates or using dUTP? Learn about Q5U Hot Start High-Fidelity DNA Polymerase (NEB #M0515).
The Q5 High-Fidelity 2X Master
Mix offers robust, high-fidelity performance in a
convenient master mix format. The Q5 High-
Fidelity 2X Master Mix features a high-fidelity,
thermostable DNA polymerase with 3´→ 5´
exonuclease activity, fused to a processivity-enhancing
Sso7d domain to support robust DNA
amplification. With an error rate ~280-fold lower
than that of Taq DNA Polymerase, Q5 High-Fidelity DNA Polymerase
is ideal for cloning and can be used for long or
difficult amplicons. The convenient master mix
formulation is supplied at a 2X concentration.
The mix contains dNTPs, Mg++ and a proprietary
broad-use buffer requiring only the addition of
primers and DNA template for robust amplification
regardless of GC content. When used at the
recommended 1X final concentration, the Q5
High-Fidelity Master Mix contains 2 mM Mg++.
Q5 High-Fidelity DNA Polymerase is unlike typical,
lower fidelity PCR enzymes. To determine the optimal annealing temperatures for a given set of primers, use of the NEB Tm Calculator is highly recommended.
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This product is intended for research purposes only. This product is not intended to be used for therapeutic or diagnostic purposes in humans or animals.
New England Biolabs (NEB) is committed to practicing ethical science – we believe it is our job as researchers to ask the important questions that when answered will help preserve our quality of life and the world that we live in. However, this research should always be done in safe and ethical manner. Learn more.
This product is covered by one or more patents.
This product is licensed for research and commercial use from Bio-Rad Laboratories, Inc., under U.S. Pat. Nos. 6,627,424, 7,541,170, 7,670,808, 7,666,645, and corresponding patents in other countries. No rights are granted for use of the product for Digital PCR or real-time PCR applications, with the exception of quantification in Next Generation Sequencing workflows.
For additional information or to inquire about commercial use, please contact busdev@neb.com.