Locating mammalian transcription factor binding sites: A survey of computational and experimental techniques Laura Elnitski1,4, Victor X. Jin2, Peggy J. Farnham2, and Steven J.M. Jones3 1 Genomic Functional Analysis Section, National Human Genome Research Institute, National Institutes of Health, Rockville, Maryland 20878, USA; 2 Genome and Biomedical Sciences Facility, University of California–Da