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Enzymes for Molecular Biology

Enzymes used for molecular biology applications

Are you looking for enzymes that will drive your work to success? We offer a range of enzymes for molecular biology and life science applications that are high in activity, consistent in quality, reliably pure and backed by the QIAGEN name.

Our enzyme products are engineered to produce the best native, novel or altered enzymes. These are available to science and industry to catalyze a wide range of specific uses in analytical devices and assays that have clinical, forensic and environmental applications.

Browse Enzymes for Molecular Biology
T4 RNA Ligase 2
T4 RNA Ligase 2
For the ligation of single-stranded or double-stranded RNA molecules, as well as RNA-DNA hybrids
Lambda Exonuclease
Lambda Exonuclease
For conversion of linear double-stranded DNA to single-stranded DNA.
T4 RNA Ligase 1
T4 RNA Ligase 1
For the ligation of RNA molecules, facilitating the joining of RNA fragments or the addition of RNA adapters
Proteinase K and Proteinase K Ultrapure
Proteinase K and Proteinase K Ultrapure
For efficient digestion of proteins in biological samples and for eliminating DNases and RNases during nucleic acid isolation
Saltonase
Saltonase
For the nucleic acids removal during protein purification and biopharmaceutical production
T4 DNA Ligase MBG
T4 DNA Ligase MBG
For joining both blunt-ended and cohesive-ended restriction fragments of DNA
Thermolabile UDG
Thermolabile UDG
For removal of uracil from DNA and carry over prevention in PCR
PCR Anti-Inhibitor
PCR Anti-Inhibitor
For counteracting substances that inhibit PCR reactions
Tth DNA Ligase
Tth DNA Ligase
For ligase chain reaction and ligase detection reaction
dsDNase
dsDNase
For the rapid and RNA-safe degradation of genomic DNA
Reverse Transcriptase
Reverse Transcriptase
For synthesis of complementary DNA strand in the presence of a primer using either RNA or single-stranded DNA
Reverse Transcription Kit
Reverse Transcription Kit
For synthesis of first-strand cDNA from the total RNA or mRNA templates
RNase A MBG
RNase A MBG
For removal of RNA during the isolation procedures of plasmid and genomic DNA
TaqNova Master Mix
TaqNova Master Mix
For facilitating easy and rapid PCR reaction setup using a ready-to-use PCR master mix
Stoffel DNA Polymerase
Stoffel DNA Polymerase
For DNA synthesis in extremely high temperatures
dsDNase HL
dsDNase HL
For the rapid and safe purification of RNA or protein samples from contaminating DNA
UDGase
UDGase
For the catalyzation of the release of uracil from uracil-containing single-stranded or double-stranded DNA
RNase Inhibitor Hu
RNase Inhibitor Hu
For maximum RNA protection where intact RNA is required
TaqNova HS DNA Polymerase
TaqNova HS DNA Polymerase
For high PCR-specificity applications with fast enzyme activation time
TaqNova DNA Polymerase
TaqNova DNA Polymerase
For standard and specialized PCR applications
RNase H MBG
RNase H MBG
For the removal of mRNA after first-strand cDNA synthesis
EZ1&2 DNA FFPE Kits
EZ1&2 DNA FFPE Kits
For automated purification of gDNA from FFPE tissues using the EZ1 Advanced XL or EZ2 Connect instrument
StableScript Reverse Transcriptase
StableScript Reverse Transcriptase
For reverse transcription in one-step RT-qPCR and long-range RT-PCR
Klenow Fragment (3'→5' exo–)
Klenow Fragment (3'→5' exo–)
For fluorescent labeling of DNA and dA/dT tailing for ligation of DNA
T4 Polynucleotide Kinase
T4 Polynucleotide Kinase
For phosphorylation of the 5’-terminus of polynucleotides with ATP gamma-phosphate
RNase Inhibitor
RNase Inhibitor
For use in applications where the presence of RNases may pose a risk to RNA quality
T4 Gene 32 Protein
T4 Gene 32 Protein
For increasing PCR amplification and DNA sequencing efficiency
DNA Polymerase I
DNA Polymerase I
For labeling of DNA
Uracil Cleavage System
Uracil Cleavage System
For creating an abasic site with an intact phosphodiester backbone and liberating the deoxyribose sugar
TaqIT DNA Polymerase
TaqIT DNA Polymerase
5ʹ→3ʹ exonuclease-deficient derivative of Taq DNA polymerase
Taq-B DNA Polymerase
Taq-B DNA Polymerase
For routine PCR amplification of DNA fragments up to 5 kb
T4 DNA Polymerase
T4 DNA Polymerase
For cloning, DNA labeling and recombination applications
Klenow Fragment
Klenow Fragment
For removal of 3’ overhangs and filling in of 5’ overhangs
Uracil DNA Glycosylase
Uracil DNA Glycosylase
For catalyzing the hydrolysis of the N-glycosylic bond between uracil and the sugar
Poly(A) Polymerase
Poly(A) Polymerase
For making polyA tailed RNA and 3’ end RNA labeling
T3 DNA Ligase
T3 DNA Ligase
For cloning ligation and nick-sealing in double-stranded DNA
T7 DNA Ligase
T7 DNA Ligase
For cloning ligation and nick-sealing in double-stranded DNA
T4 DNA Ligase
T4 DNA Ligase
For restriction and TA cloning and adapter ligation
E. coli Single-Stranded DNA Binding Protein
E. coli Single-Stranded DNA Binding Protein
For binding and stabilizing single-stranded DNA (ssDNA) during various DNA polymerase-mediated reactions
StableScriptâ„¢ One-Step RT-qPCR Mix
StableScriptâ„¢ One-Step RT-qPCR Mix
A highly efficient and sensitive RT-qPCR formulation for detection using hydrolysis probes with robust inhibitor resistance
E. coli Pyrophosphatase
E. coli Pyrophosphatase
For effectively hydrolyzing inorganic pyrophosphate (PPi), helping maintain the enzymatic activity
Endonuclease VIII
Endonuclease VIII
For generating and cleaving AP sites leaving 3ʹ and 5ʹ phosphates
Exonuclease I
Exonuclease I
For removal of single-stranded primers in PCR reactions
EnzScript Reverse Transcriptase
EnzScript Reverse Transcriptase
For reverse transcription from RNA for first strand cDNA synthesis and RT-PCR
ER/A-Tailing Enzyme Mix
ER/A-Tailing Enzyme Mix
For end-repair and dA-tailing in a one-step reaction
Exonuclease III
Exonuclease III
For directional digestion of nucleic acids and analysis of DNA-protein interactions
End-Repair Mix
End-Repair Mix
For converting DNA with 5′- and/or 3′-protruding ends to 5′-phosphorylated, blunt-ended DNA
E. coli DNA Ligase
E. coli DNA Ligase
For cDNA cloning by replacement synthesis

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