#  F. Chiaromonte, V.B. Yap, W. Miller:
#  "Scoring pairwise genomic sequence alignments"
#  Pacific Symposium on Biocomputing 2002: 115-26 (2002).
#  PMID 11928468
     A    C    G    T
A   91 -114  -31 -123
C -114  100 -125  -31
G  -31 -125  100 -114
T -123  -31 -114   91
