!!NA_SCORING_MATRIX_RECT 1.0 Default scoring matrix used by GELMERGE for the comparison of nucleic acid sequences (used in the alignment of contig fragments). Values for comparisons involving IUB nucleotide ambiguity symbols are ignored since those ambiguity symbols are converted into a weighted composition of unambiguous bases (G, A, T, C) by GELMERGE. February 20, 1996 14:33 .. { GAP_CREATE 8 GAP_EXTEND 2 } A C G T . ~ A 10 0 0 0 -2 -2 C 0 10 0 0 -2 -2 G 0 0 10 0 -2 -2 T 0 0 0 10 -2 -2 . -2 -2 -2 -2 0 0 ~ -2 -2 -2 -2 0 0