1. Ion Cyclotron Resonance Program, National High Magnetic Field Laboratory; Florida State University; Tallahassee FL USA
2. Department of Chemistry and Biochemistry; Florida State University; Tallahassee FL USA
3. Environmental Molecular Sciences Laboratory; Pacific Northwest National Laboratory; Richland WA USA
4. Departments of Chemistry and Molecular Biosciences and the Proteomics Center of Excellence; Northwestern University; Evanston IL USA
5. NIH/NCRR Mass Spectrometry Resource; Washington University in St. Louis; St. Louis MO USA
6. Bruker Daltonics; Billerica MA USA
7. UVic-Genome BC Proteomics Centre, Department of Biochemistry and Microbiology; University of Victoria; Victoria BC Canada
8. Department of Chemistry; University of Texas; Austin TX USA
9. Departments of Chemistry and Pharm. Sci., Barnett Institute; Northeastern University; Boston MA USA