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Favorite Tools
Enzyme Finder
NEBcutter
NEBuffer Chart
Double Digest Finder
Isoschizomers
DNA Sequences
and Maps
REBASE
Restriction Endonucleases
Overview
Restriction Endonucleases Overview
Homing Endonucleases
Nicking Endonucleases
Quality Control Overview
Why Choose Recombinant Enzymes?
Time Saver Qualified Enzymes
High Fidelity (HF) Restriction Enzymes
Setting up a Reaction
Enzyme References
General Molecular Biology Data

Publications
General FAQs for Restriction Enzymes
Product Specific MSDS, Manuals, Technical Bulletins, FAQs and Protocols for Restriction Enzymes
Product Specific MSDS, Manuals, Technical Bulletins, FAQs and Protocols for Buffers

Favorite Tools
NEBcutter
Enzyme Finder
Double Digest Finder

NEBuffer System
NEBuffer Chart
Unique NEBuffer Chart
Double Digests
Dilutent Buffer Compatibility

DNA Sequences and Maps
DNA Sequences and Maps
Frequencies of Restriction Sites

Properties of Restriction Enzymes
Activity in a taq PCR Mix
Activity in a Vent PCR Mix
Activity of Thermophilic Enzymes at 37°c
Cleavage Close to the End of DNA fragments
(linearized vector)
Cleavage Close to the End of DNA Fragments
(oligonucleotides)
Cleavage of Supercoiled DNA
Heat Inactivation
Site Preferences
Star Activity
Survival in a Reaction

Isoschizomers/Recognition Sequences
Alphabetical List of Sequences
Isoschizomers
Cross Index of Recognition Sequences
Interrupted Palindromes
Nonpalindromic Sequences
Multiple Recognition Sequences
Sequences greater than 6 bases

Generating New Cleavage Sites
Recleavable Filled-in 5' Overhangs
Recleavable Blunt Overhangs
Compatible Cohesive Overhangs
Alteration of Apparent Recognition Specificities using Methylases

Methylases
Cleavage Specificities Generated with the use of Methylases
Dam, Dcm and CpG Methylases
Procedure for Altering Cleavage Specificities using Methylases
Effects of CpG Methylation on Restriction Enzyme Cleavage

Restriction of DNA by E. coli
Strain Phenotypes
Genetic Markers
E. coli Strain Genotypes
Making unmethylated (Dam- Dcm-) DNA
Restriction of Foreign DNA by E. coli K-12
Dam and Dcm Methylases of E. coli

Genomic Analysis of DNA
Megabase Mapping
Digestion of Agarose-Embedded DNA
Digestion of Agarose-Embedded DNA: Info for Specific Enzymes
Average Fragment Size Generated by Endonuclease Cleavage

Feature Articles
Nicking Endonucleases: The Discovery and Engineering of Restriction Enzyme Variants
Restriction Enzymes at NEB: Over 30 Years of Innovation