[1] Pacific NW Natl Lab, Biol Separat & Mass Spect Grp, Richland, WA 99352 USA
[2] Univ Calif San Diego, Dept Bioengn, La Jolla, CA 92093 USA
[3] Pacific NW Natl Lab, Computat Biol & Bioinformat Grp, Richland, WA 99352 USA
[4] J Craig Venter Inst, Rockville, MD USA
[5] Oregon Hlth & Sci Univ, Dept Mol Microbiol & Immunol, Portland, OR 97201 USA
[6] Univ Texas Med Branch, Dept Pathol, Galveston, TX 77555 USA
[7] Univ Texas Med Branch, Dept Microbiol & Immunol, Galveston, TX 77555 USA
[8] Washington State Univ Tri Cities, Biol Program, Richland, WA USA