1. Department of Chemistry and Biochemistry, The University of Texas at Dallas, 800 W. Campbell Road, Richardson, Texas 75080, United States
2. Department of Chemistry and Biochemistry, University of Alabama, 250 Hackberry Lane, Tuscaloosa, Alabama 35401, United States
3. Institute of Biochemistry and Biophysics, Polish Academy of Sciences, Pawińskiego 5a, 02-106 Warsaw, Poland