SIGNAL SCAN 4.0: additional databases and sequence formats.

SIGNAL SCAN is a program that utilizes transcription factor databases to find potential transcription factor binding sites in DNA sequences. The program is now in its fourth version. SIGNAL SCAN 4 now includes, in addition to the Transcription Factor Database, the TRANSFAC and IMD (Information Matrix Database) databases. In addition, it now accepts GCG and FASTA formatted DNA sequences in addition to Staden formatted sequences. SIGNAL SCAN is available for both IBM-compatible PC and Unix workstation platforms.