[1] Stanford Univ, Dept Genet, Stanford, CA 94305 USA
[2] Jackson Lab Mammalian Genom, Bar Harbor, ME 04609 USA
[3] Univ Cambridge, Dept Physiol Dev & Neurosci, Downing St, Cambridge CB2 3DY, England
[4] CALTECH, Div Biol & Biol Engn 140 18, Pasadena, CA 91125 USA
[5] European Bioinformat Inst, European Mol Biol Lab, Wellcome Trust Genome Campus, Cambridge CB10 1SD, England
[6] Univ Oregon, Inst Neurosci, Eugene, OR 97403 USA
[7] Ontario Inst Canc Res, Informat & Biocomp Platform, Toronto, ON M5G 0A3, Canada
[8] Indiana Univ, Dept Biol, Bloomington, IN 47408 USA
[9] Lawrence Berkeley Natl Lab, Environm Genom & Syst Biol, Berkeley, CA USA
[10] Harvard Univ, Biol Labs, 16 Divin Ave, Cambridge, MA 02138 USA
[11] Med Coll Wisconsin, Dept Physiol, Med Coll Wisconsin Rat Genome Database, Milwaukee, WI 53226 USA
[12] Med Coll Wisconsin, Dept Biomed Engn, Med Coll Wisconsin Rat Genome Database, Milwaukee, WI 53226 USA
[13] NYU Grossman Sch Med, New York, NY 10016 USA
[14] Univ Southern Calif, Dept Populat & Publ Hlth Sci, Los Angeles, CA 90033 USA
[15] Cincinnati Childrens Hosp Med Ctr, Div Dev Biol, 3333 Burnet Ave, Cincinnati, OH 45229 USA
[16] Carnegie Mellon Univ, Dept Biol Sci, 5000 Forbes Ave, Pittsburgh, PA 15203 USA
[17] Harvard Med Sch, Howard Hughes Med Inst, Dept Genet, 77 Ave Louis Pasteur, Boston, MA 02115 USA
[18] Univ Calgary, Dept Biol Sci, 507 Campus Dr NW, Calgary, AB T2N 4V8, Canada