# Comment line with symbols is provided as a guide
# Values may be integer or floating point, delimited by tab, space, comma or combinations
#
-# A C G T U I X R Y N -
+# A C G T U I X R Y N -
#
10 -8 -8 -8 -8 1 1 1 -8 1 1 1
-8 10 -8 -8 -8 1 1 -8 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1
#
-# A C G T U I X R Y N -
+# A C G T U I X R Y N -