antigenic predicts potentially antigenic regions of a protein sequence.

Here is a sample session with antigenic:

% antigenic
Finds antigenic sites in proteins
Input sequence: sw:act1_fugru
Minimum length [6]:
Output file [act1_fugru.antigenic]:

Mandatory qualifiers:

[-sequence] (seqall)

Sequence database USA.

-minlen (integer)

Minimum length.

[-outfile] (report)

Output report filename.