1. Department
of Pharmacology and Department of Chemistry and Biochemistry, University of California, San Diego, La Jolla, California, 92037 United States
2. Skaggs
School of Pharmacy and Pharmaceutical Sciences, University of California, San Diego, La Jolla, California, 92037 United States
3. Physical
Sciences Division, Pacific Northwest National Laboratory, P.O. Box 999, MSIN K8-88, Richland, Washington 99352, United States
4. Center
for Industrial Mathematics, University of Bremen, D-28359, Bremen, Germany
5. Center
for Marine Biotechnology and Biomedicine, Scripps Institution of Oceanography, La Jolla, California, 92093 United States