Protein structure



In contrast to standard chemical processes, the use of microorganisms or enzymes to produce chemicals facilitates bioprocesses that:

  • use renewable feedstocks
  • produce less pollution or clean up pollution
  • are more energy-efficient
  • are more specific

BIOCATALYSIS

Biocatalysis involves using one or more enzymes, either as cell-free enzymes or enzymes in whole cells, to convert a substrate into a value-added product. The Biocatalysis Group strives to convert alkanes, alcohols, fatty acids or monoterpenes into value-added building blocks of pharmaceuticals, bioplastics, cosmetics, flavours or fragrances. The research strongly focuses on solving the three-dimensional structures of relevant biocatalysts through X-ray crystallography to investigate structure-function relationships. The research also involves catalyst improvement through rational design and directed evolution, as well as metabolic engineering and process development, to further improve the industrial applicability of specific biocatalysts.

BIOREMEDIATION

Green chemistry, or white biotechnology, addresses all the microbial metabolism (cell factories) applied to transform industrial and urban wastes into specific molecules used as pharmaceuticals, fuels, and fine chemicals. Metabolic engineering and induction of specific metabolism have been widely used to produce metabolites of interest in green chemistry. In the Department of Microbiology and Biochemistry, the applied and environmental microbiology group focuses on understanding the effect of toxic metals as external inducers for the overproduction of secondary metabolites.

Bioreactor

AMD Bioremediation


Prof Dirk Opperman

Prof Dirk Opperman

Structural biology
Biocatalysis
OpperDJ@ufs.ac.za

Prof Martie Smit

Prof Martie Smit

Biocatalysis
Heterologous protein expression
Structure-function relationship
SmitMS@ufs.ac.za

Laurinda Steyn

Laurinda Steyn

Bioreactor applications
Growth kinetics
SteynL@ufs.ac.za

Dr Carmien Tolmie

Dr Carmien Tolmie

Structural biology
Biocatalysis
TolmieC@ufs.ac.za

Dr Julio Castillo Hernandez

Dr Julio Castillo Hernandez

Bioremediation
Industrial contamination
Secondary metabolite production
CastilloHernandezJ@ufs.ac.za



BLOEMFONTEIN CAMPUS FACULTY CONTACT

Elfrieda van den Berg (Marketing Manager)
T: +27 51 401 2531
E:vdberge@ufs.ac.za

QWAQWA CAMPUS FACULTY CONTACT

Dilahlwane Mohono (Faculty Officer)
T: +27 58 718 5284
E:naturalscienceqq@ufs.ac.za

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