EZ-Tn5™ <KAN-2>Tnp Transposome™ Kit
Generate random gene knockouts in living bacteria
- Generate mutants with improved genetics or function across a broad host range of bacterial cell types
- Characterize novel genes and gene functions
- Identify genes involved in pathogenesis, toxicity, biofilm development
- Unravel metabolic pathways
- Identify essential genes and regulatory elements
- 100’s of citations for many different applications
Applications
- Rapid generation of knock-out mutants in bacterial cells.
- Knock-in of genes for bacterial strain development.
- "Tagging" bacteria with visible genetic markers for environmental localization studies.
- Direct sequencing of bacterial chromosomal DNA.
EZ-Tn5™
Transposome™ complexes are formed between an EZ-Tn5™ Transposon and
EZ-Tn5™ Transposase, and provide a simple and reliable method for
generating a library of random gene knockouts in vivo.* Just
electroporate the EZ-Tn5 Transposome into any of a broad range of living
bacterial cells and select for a marker encoded by the EZ-Tn5
Transposon (Fig. 1). Because there is no need for cell conjugation,
suicide vectors, or specific host factors, EZ-Tn5 Transposomes are ideal
for creating mutants in species that have poorly described genetic
systems or lack adequate molecular tools.
All EZ-Tn5 Transposons contain unique primer-binding sites at each end
for bidirectional sequencing. Hence, a gene knockout can be sequenced
directly using bacterial genomic DNA as template and the primers provided
with each Transposome. Transposon insertions made using an EZ-Tn5 <R6Kγori/KAN-2>Tnp Transposome
Kit can be rescued and the flanking DNA sequenced.
EZ-Tn5 Transposome-mediated insertions have been made in many different microorganisms,
including Acinetobactor, Campylobacter, Escherichia, Mycobacterium, Proteus,
Pseudomonas, Saccharomyces, Salmonella, Trypanosoma, Xylella, and others.
The number of transposition clones obtained is highly dependent on the transformation
efficiency of the host cell (Table 1).
Benefits
- Rapid mutagenesis procedure is simpler and easier to use than chemical mutagenesis.
- More efficient than using mini-transposons with suicide plasmids.
- Broad host range: over 60 species of Gram-negative and Gram-positive bacteria transposed so far.
Actinobacillus pleuropneumoniae Agrobacterium tumefaciens Bacillus subtilis Bartonella henselae Bdellovibrio bacteriovorus Campylobacter jejuni Clavibacter michiganensis subsp. sepedonicus Corynebacterium diphtheriae Enterobacter cloacae Escherichia coli Francisella tularensis Haemophilus ducreyi Moraxella catarrhalis Mycobacterium avium Mycobacterium bovis (BCG) | Mycobacterium tuberculosis Myxobacterium angiococcus Neisseria gonorrhoeae Pseudomonas putida Pseudomonas syringae Rhodococcus equi Rickettsia prowazekii Salmonella typhimurium Serratia marcesens Silicibacter pomeroyi Spiroplasma citri Streptococcus pyogenes Xanthomonas campestris Xylella fastidiosa Zymomonas mobili |
*Covered by issued and/or pending patents, exclusively licensed or assigned to Epicentre® (an Illumina® Company).
E. coli | >105 | Proteus vulgaris | >103 |
Salmonella ty. | >104 | Mycobacterium smegmatis | >102 |
Pseudomonas sp. | >102 |
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