[1] Harvard Med Sch, Dept Biol Chem & Mol Pharmacol, Boston, MA 02115 USA
[2] Boise State Univ, Dept Chem & Biochem, Boise, ID 83725 USA
[3] Dana Farber Canc Inst, Dept Canc Biol, Boston, MA 02215 USA
[4] Saarland Univ, Dept Pharm Pharmaceut & Med Chem, Saarbrucken, Germany
[5] Univ Calif San Diego,, Dept Chem & Biochem, San Diego, CA USA
[6] Boise State Univ, Biomol Sci Grad Program, Boise, ID USA