\name{ER} \docType{data} \alias{ER} \title{Chromosome-Wide Mapping of Estrogen Receptor Binding Reveals Long-Range Regulation Requiring the Forkhead Protein FoxA1} \description{ This is a subset of the data containing 30000 probes on chromosome 21. } \usage{data(ER)} \source{http://www.cell.com/content/article/abstract?uid=PIIS0092867405004538} \references{Cell, Vol 122, 33-43, 15 July 2005} \keyword{datasets}