The third is the start position of the match found. The fourth is the actual sequence that was matched by the search pattern. If the option '-desc' is used then the description of the sequence is displayed before each line showing the match details. If the option '-acc' is also used then the accession number of the sequence is displayed before each line showing the match details. If the option '-usa' is used then the Uniform Sequence Address is output at the start of each line of match details.
Users can provide their own data files in their own directories.
The Genetic Code data files are based on the NCBI genetic code tables. The format of these files is very simple. When translating using non-standard genetic code table, always check the table carefully for deviations from your particular organism's code. Diagnostic Error Messages None. It always exits with status 0.