The FastA Software Package

FastA is a sequence comparison software that uses the method of Pearson and Lipman [9]. The program compares a DNA sequence to a DNA database or a protein sequence to a protein database. Practically, FastA is a family of programs, which include: FastA, TFastA, Ssearch, etc.
Direct pointer: The fasta3 server at EBI: [20]
It also can be run through one of the retrieval systems (recommended). For example, GeneWeb mirror site at Weizmann Institute: [16]