-casts << {:long=>'start_codons', :short=>'s', :type=>'list', :mandatory=>true, :default=>"AUG,GUG", :allowed=>nil, :disallowed=>nil}
-casts << {:long=>'stop_codons', :short=>'S', :type=>'list', :mandatory=>true, :default=>"UAA,UGA,UAG", :allowed=>nil, :disallowed=>nil}
-casts << {:long=>'min_size', :short=>'m', :type=>'uint', :mandatory=>true, :default=>50, :allowed=>nil, :disallowed=>'0'}
-casts << {:long=>'max_size', :short=>'M', :type=>'uint', :mandatory=>true, :default=>10_000, :allowed=>nil, :disallowed=>'0'}
-casts << {:long=>'non_redundant', :short=>'n', :type=>'flag', :mandatory=>false, :default=>nil, :allowed=>nil, :disallowed=>'0'}
+casts << {:long=>'start_codons', :short=>'s', :type=>'list', :mandatory=>true, :default=>codons_start, :allowed=>nil, :disallowed=>nil}
+casts << {:long=>'stop_codons', :short=>'S', :type=>'list', :mandatory=>true, :default=>codons_stop, :allowed=>nil, :disallowed=>nil}
+casts << {:long=>'min_size', :short=>'m', :type=>'uint', :mandatory=>true, :default=>50, :allowed=>nil, :disallowed=>'0'}
+casts << {:long=>'max_size', :short=>'M', :type=>'uint', :mandatory=>true, :default=>10_000, :allowed=>nil, :disallowed=>'0'}
+casts << {:long=>'non_redundant', :short=>'n', :type=>'flag', :mandatory=>false, :default=>nil, :allowed=>nil, :disallowed=>'0'}