The UCSC Genome Browser Database: update 2006.

A S Hinrichs, D Karolchik, R Baertsch, G P Barber, G Bejerano, H Clawson, M Diekhans, T S Furey, R A Harte, F Hsu, J Hillman-Jackson, R M Kuhn, Jakob Skou Pedersen, A Pohl, B J Raney, K R Rosenbloom, A Siepel, K E Smith, C W Sugnet, A Sultan-QurraieD J Thomas, H Trumbower, R J Weber, M Weirauch, A S Zweig, D Haussler, W J Kent