Brenner’s kidding

South African biologist Sydney Brenner is a scientific icon of the “Golden Age” of molecular biology. The 2002 Nobel prize laureate was one of the first people to see the Watson-Crick model of the structure of DNA in 1953 (he was working at the nearby Oxford University’s Chemistry Department at that time). In the course […]


How to optimize

This tutorial shows how to optimize genes using mrgene.com
Please note: Adobe Flash player needed!


 Feel free to post comments on how to improve the usability!


E.coli codon usage optimization

How to optimize a gene for E.coli codon usage using mrgene.com’s online software tool.
The movie below explains how to optimize a gene for E.coli codon usage.


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Mr. Gene’s online tool automatically tries to eliminate DNA motifs known to hamper expression in E.coli (and other prokarya). Ribosomal entry sites, TATA-Boxes or -35 Boxes present within […]


some like it hot - others like more protein!

This success story was provided by Felix List (graduate student at Prof. R. Sterner’s Lab; Lehrstuhl Biochemie II, Prof. Sterner; Institute of Biophysics and Physical Biochemistry; University of Regensburg)

1:Expression profile and codon quality of wt sequence
2:Expression profile and codon quality of optimized sequence
3:Protein Standard
(Expression strain: BL21 (DE3) Rosetta2, pET24a)
Background:
Sulfolobus solfataricus, a hyperthermophilic archaeon of the […]