scholarly journals Front Cover: Beating Bias in the Directed Evolution of Proteins: Combining High-Fidelity on-Chip Solid-Phase Gene Synthesis with Efficient Gene Assembly for Combinatorial Library Construction (ChemBioChem 3/2018)

ChemBioChem ◽  
2018 ◽  
Vol 19 (3) ◽  
pp. 196-196
Author(s):  
Aitao Li ◽  
Carlos G. Acevedo-Rocha ◽  
Zhoutong Sun ◽  
Tony Cox ◽  
Jia Lucy Xu ◽  
...  
ChemBioChem ◽  
2018 ◽  
Vol 19 (19) ◽  
pp. 2023-2032 ◽  
Author(s):  
Aitao Li ◽  
Zhoutong Sun ◽  
Manfred T. Reetz

2014 ◽  
Vol 4 (3) ◽  
pp. 317-331 ◽  
Author(s):  
Sabrina Hoebenreich ◽  
Felipe E. Zilly ◽  
Carlos G. Acevedo-Rocha ◽  
Matías Zilly ◽  
Manfred T. Reetz

2015 ◽  
Author(s):  
Matthew C Blackburn ◽  
Ekaterina Petrova ◽  
Bruno E Correia ◽  
Sebastian Josef Maerkl

The capability to rapidly design proteins with novel functions will have a significant impact on medicine, biotechnology, and synthetic biology. Synthetic genes are becoming a commodity, but integrated approaches have yet to be developed that take full advantage of gene synthesis. We developed a solid-phase gene synthesis method based on asymmetric primer extension (APE) and coupled this process directly to high-throughput, on-chip protein expression, purification, and characterization (mechanically induced trapping of molecular interactions, MITOMI). By completely circumventing molecular cloning and cell-based steps, APE-MITOMI reduces the time between protein design and quantitative characterization to 3-4 days. With APE- MITOMI we synthesized and characterized over 440 zinc-finger (ZF) transcription factors (TF), showing that although ZF TFs can be readily engineered to recognize a particular DNA sequence, engineering the precise binding energy landscape remains challenging. We also found that it is possible to engineer ZF – DNA affinity precisely and independently of sequence specificity and that in silico modeling can explain some of the observed affinity differences. APE-MITOMI is a generic approach that should facilitate fundamental studies in protein biophysics, and protein design/engineering.


2014 ◽  
Vol 22 ◽  
pp. 129-136 ◽  
Author(s):  
Michael D Lane ◽  
Burckhard Seelig

2008 ◽  
Author(s):  
Jeremy Koscielecki ◽  
Jason Hillebrecht ◽  
Robert Birge

Author(s):  
Reinaldo Lucas dos Santos Rosa ◽  
Antonio Carlos Seabra

This chapter provides a guide for microfluidic devices development and optimization focused on chemical analysis applications, which includes medicine, biology, chemistry, and environmental monitoring, showing high-level performance associated with a specific functionality. Examples are chemical analysis, solid phase extraction, chromatography, immunoassay analysis, protein and DNA separation, cell sorting and manipulation, cellular biology, and mass spectrometry. In this chapter, most information is related to microfluidic devices design and fabrication used to perform several steps concerning chemical analysis, process preparation of reagents, samples reaction and detection, regarding water quality monitoring. These steps are especially relevant to lab-on-chip (LOC) and micro-total-analysis-systems (μTAS). μTAS devices are developed in order to simplify analytical chemist work, incorporating several analytical procedures into flow systems. In the case of miniaturized devices, the analysis time is reduced, and small volumes (nL) can be used.


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