About the Authors
Institute of Biochemistry, Biological Research Center, Szeged, Hungary
Department of Biology and Biochemistry, University of Bath, Bath, United Kingdom
The authors have declared that no competing interests exist.
The author(s) have made the following declarations about their contributions: Conceived and designed the experiments: KK LDH BP. Performed the experiments: KK BP. Analyzed the data: KK LDH BP. Contributed reagents/materials/analysis tools: KK LDH BP. Wrote the paper: LDH BP.