[1] Northeastern Univ, Dept Biol, Boston, MA 02115 USA
[2] Northeastern Univ, Antimicrobial Discovery Ctr, Boston, MA 02115 USA
[3] Northeastern Univ, Barnett Inst, Boston, MA 02115 USA
[4] Northeastern Univ, Dept Chem, Boston, MA 02115 USA
[5] NIH, Natl Ctr Biotechnol Informat, Bethesda, MD 20894 USA