Main

Fields of interest:

• protein purification and biochemistry
• molecular biology
• hydrogenase enzyme
• metalloproteins
• enzymology and physiology of photosynthetic, thermophylic, and anaerobic bacteria
• biological energy conversion: methanogenesis, hydrogen and methanol production
• environmental biotechnology: biodegradation of wastes and pollution
• decomposition of hazardous materials
• biopolymers

Recent publications:

A. Fülöp, R. Béres, R. Tengölics, G. Rákhely, K.L. Kovács:
 Relationship between PHA and hydrogen metabolism in the purple sulfur phototrophic bacterium Thiocapsaroseopersicina,
Int. J. HydrogenEnergy, Vol.37, (2012), pp.4915-4924. 

G. Pekgöz, U. Gündüz, I. Eroglu, M. Yücel, K.L. Kovács. G. Rákhely:
Effect of inactivation of genes involved in ammonium regulation on the biohydrogen production of Rhodobactercapsulatus;
Int. J. HydrogenEnergy, Vol.36, (2011), pp.13536-13546.

G. Maróti, G. Rákhely, J. Maróti, E. Dorogházi, É. Klement, K. Medzihradszky, K.L. Kovács:
Specificity and selectivity of HypC chaperonins and endopeptidases in the molecular assembly machinery of [NiFe] hydrogenases of Thiocapsaroseopersicina,
Int. J. Hydrogen Energy, Vol.38, (2010), pp.3358-3370.

Zs. Herbel, G. Rákhely, Z. Bagi, G. Ivanova, N. Ács, E. Kovács, K.L. Kovács:
Exploitation of the extremely thermophilic Caldicellulosiruptor saccharolyticus in hydrogen and biogas production from biomasses,
Env. Technol., Vol.31(8-9), (2010), pp.1017-1024.

J. Maróti, A. Farkas, I.K. Nagy, G. Maróti, É. Kondorosi, G. Rákhely, K.L. Kovács:
A second soluble Hox-type NiFe enzyme completes the hydrogenase set in Thiocapsaroseopersicina BBS,
Appl. Environ. Microbiol., Vol.76 (15), (2010), pp.5113-5123.

L. Palágyi-Mészáros, J. Balogh, D. Latinovics, T. Balogh, É. Klement, K. Medzihradszky, G. Rákhely, K. L. Kovács:
Electron-transfer subunits of the NiFehydrogenases in Thiocapsaroseopersicina BBS,
FEBS J., Vol.276, (2009), pp.164-174. 

G. Ivanova, G. Rákhely, K. L. Kovács:
Thermophilicbiohydrogen production from energy plants by Caldicellulosyruptor saccharolyticus and comparison with related studies,
Int. J. Hydrogen Energy, Vol.34, (2009), pp.3659-3670.

G. Maróti, Y. Tong, S. Yooseph, H. Baden-Tillson, H. O. Smith, K.L. Kovács, M. Frazier, J. Craig Venter, Q. Xu:
Discovery of a [NiFe]-hydrogenase in metagenomic Sargasso Sea DNA: Cloning and Functional Analysis in Thiocapsaroseopersicina,
Appl. Environ. Microbiol., Vol.75, (2009), pp.5821-5830.

M. Takács, A. Tóth, B. Bogos, A. Varga, G. Rákhely, K.L. Kovács:
Formate hydrogenlyase in the hyperthermophilic archaeon, Thermococcuslitoralis,
BMC Microbiology, Vol.8, (2008), pp.88-100.

G. Ivanova, G. Rákhely, K. L. Kovács:
Hydrogen production from biopolymers by Caldicellulosiruptor saccharolyticus and stabilization of the system by immobilization,
Int. J.Hydrogen Energy, Vol. 33, (2008), pp.6953-6961.