Synthetic
Genes & de
novo
DNA-Synthesis
Introduction:
Gene synthesis provides the freedom of creating any gene in the absence
of genomic or cDNA. Extending the capability of oligonucleotide
synthesis technology, gene synthesis is indispensable for new gene
creation and artificial genome assembly. Gene synthesis involves
multiple steps which, so far, precluded it from full automation.
ATG:biosynthetics' Custom Gene Synthesis Service implements rigorous
standards and incorporates many innovations at each of the many steps:
from computer aided gene design, high fidelity amplification,
restriction site independent and size unlimited gene assembly to
efficient subcloning, which makes our service the most reliable yet
affordable custom DNA synthesis service among many competitors.
BioSecurity Statement:
Please note that ATG like other gene synthesis companies in compliance with bio-security relevant self-control
have subjected themselves to a code of conduct, which is emerging to be an international quality
management standard of the world wide community of Synthetic Biologists. Every Sequences is checked
for its potential of being a biohazardous or having potential for its misuse in bioterrorism. Please
if you know your gene has some potential, cooperate with the manufacturer or distributor e.g. ATG.
From
Gene to Product - Use of Synthetic
Genes, the Advantages
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Synthetic
genes offer several advantages over cloned native DNA:
- Change enzyme specificities
and activities faster and easier by exactly specifying and designing
the amino acid residues contributing to the catalytic center or
ligand-binding domains. This will often enhance enzyme properties or
performance.
- Shuffle domains by combining
functional protein domains of different origin and from different
organisms. This can also be used to generate multi-purpose vaccines by
combining epitopes from different sources in one target protein.
- Overcome the limitatations
of codon usage bias; for more details refer to the chapter on codon
usage optimisation.
- Attach or insert
localisation signals to target your protein/nucleic acid to specific
compartments or for secretion. This opens up avenues for engineering
metabolic pathways in novel compartments.
- Attach or modify
protein-protein interaction domains in order to target your protein to
specific reaction compartments.
Synthetic
Genes and other double stranded DNA constructs produced by de novo
DNA-synthesis
De novo gene synthesis offers a
completely variable design of expressible and non-expressible DNA
constructs. De novo gene synthesis enables you to tailor a natural or
individually designed gene to your specific needs.
You will be able to realize many different applications in Synthetic
Biology within only a few weeks using Synthetic Genes. Think of all the
possibilities you have:
- Removal of secondary
structures and repeat regions.
- Adjustment of GC content to
control the transcription rate or the function of a gene.
- Recognition sites for DNA
binding proteins (transcription factors, enhancer binding proteins,
restriction enzymes) can be designed for use in gel mobility shift
assays (EMSA) or DNAse I footprinting.
- Mutated target genes - with
random substitutions at one or more positions - can be of great impact
in various diagnostic approaches.
- Attachment of recognition or
purification tags for in-vivo labelling and for facilitated affinity
purification.
- Insertion of protease
cleavage sites.
- Removal or addition of
recognition sites for DNA restricton enzymes.
- Natural DNA sequences that
are only available in digital format.
- Long hybridization probes
that have been physically unavailable.

Applications:
Gene synthesis has found wide applications in molecular biology and
biomedical research. From de novo gene synthesis, codon optimisation
for protein overexpression, site-directed mutagenesis to DNA vaccine
optimisation etc.
Often subcloning from cDNA is more difficult for rare genes with low
copy number transcripts. Full length subcloning for larger genes is
also problematic. At our ultra-low price, ATG:biosynthetics' Contract
Gene Synthesis Service is the ideal substitution for your tedious
subcloning efforts. With double strand sequencing and 100% accuracy
guarantee you would speed up your research by focussing on more
challenging aspects of your project.
Genes of high commercial values and
academic interest from bacteria living in extreme environments or from
virulent pathogens are hard to obtain due to the limited sources for
bacterial cultures. Again our custom gene synthesis service puts your
gene in your hand in just 3 weeks yet still within your tight
budget.
Biochemists who
need milligrams of proteins for their studies and cell biologists who
depend on a readable signal of their gene in transfected cell lines
perfectly understand the problems brought by low expression levels.
Among many contributing factors, codon frequency and rare codon usage
have been proven to be one of the parameters resulting in low expression
level. With ATG:biosynthetics' customer DNA synthesis service you have
the freedom of using only the most used codon for your particular
expression host and have the potential of increasing your expression
level. Furthermore, our gene synthesis service can provide you with a
single gene that fits multiple host expressions. Be it E. coli and insect
cell expression, yeast and human or E. coli and mouse, you decide what
you want and we make it possible for you.
Are you a structural biologist trying hard to remove all of the
cysteines from your favorite receptor or channel for a site-directed
cysteine cross-link experiment? Still remove them one by one? We do it
all at the same time even with codons optimised at your option.
ATG:Synthetic Genes and DNA
Fragments -
Improved Functionality for Your Synthetic Biology Applications
Please Order Your Synthetic Gene or DNA - Fragment
here
ATG Guarantees 100% Sequence Identity and Highest Quality During all
Processes of de novo Gene Synthesis and Gene Design in Order to Serve
with the Highest Functionality Possible and Optimal Handling.
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