[1] UNIV UTAH, SCH MED, DEPT PATHOL, SALT LAKE CITY, UT 84132 USA
[2] UNIV CALIF SAN DIEGO, SCH MED, EUKARYOT REGULATORY BIOL PROGRAM, LA JOLLA, CA 92093 USA
[3] UNIV KENTUCKY, LUCILLE P MARKEY CANC CTR, LEXINGTON, KY 40536 USA
[4] UNIV CALIF SAN DIEGO, SCH MED, HOWARD HUGHES MED INST, LA JOLLA, CA 92093 USA
[5] UNIV KENTUCKY, DEPT BIOCHEM, LEXINGTON, KY 40536 USA