[1] Joint Genome Inst, Microbial Ecol Program, Walnut Creek, CA USA
[2] Joint Genome Inst, Microbial Genome Anal Program, Walnut Creek, CA USA
[3] Fdn Res & Technol Hellas, Inst Mol Biol & Biotechnol, Iraklion, Crete, Greece
[4] Northwestern Univ, Feinberg Sch Med, Dept Pathol, Chicago, IL 60611 USA
[5] Northwestern Univ, Feinberg Sch Med, Dept Microbiol Immunol, Chicago, IL 60611 USA