github.com/biogo/biogo@v1.0.4/align/matrix/matrices/PAM350 (about)

     1  #
     2  # This matrix was produced by "pam" Version 1.0.6 [28-Jul-93]
     3  #
     4  # PAM 350 substitution matrix, scale = ln(2)/5 = 0.138629
     5  #
     6  # Expected score = -0.701, Entropy = 0.186 bits
     7  #
     8  # Lowest score = -10, Highest score = 27
     9  #
    10      A   R   N   D   C   Q   E   G   H   I   L   K   M   F   P   S   T   W   Y   V   B   Z   X   *
    11  A   2  -1   0   1  -2   0   1   2  -1   0  -2  -1  -1  -4   1   1   1  -7  -4   0   1   0   0 -10
    12  R  -1   7   1  -1  -4   2   0  -2   2  -2  -3   4   0  -5   0   0  -1   4  -5  -3   0   1  -1 -10
    13  N   0   1   2   2  -4   1   2   1   2  -2  -3   1  -2  -4   0   1   1  -5  -3  -2   2   2   0 -10
    14  D   1  -1   2   4  -6   2   4   1   1  -2  -4   1  -3  -6   0   1   0  -8  -5  -2   3   3  -1 -10
    15  C  -2  -4  -4  -6  18  -6  -6  -4  -4  -3  -7  -6  -6  -5  -3   0  -2 -10   1  -2  -5  -6  -3 -10
    16  Q   0   2   1   2  -6   4   3  -1   3  -2  -2   1  -1  -5   1   0   0  -5  -5  -2   2   3   0 -10
    17  E   1   0   2   4  -6   3   4   1   1  -2  -4   0  -2  -6   0   0   0  -8  -5  -2   3   3   0 -10
    18  G   2  -2   1   1  -4  -1   1   5  -2  -2  -4  -1  -3  -6   0   1   1  -8  -6  -1   1   0  -1 -10
    19  H  -1   2   2   1  -4   3   1  -2   7  -2  -2   1  -2  -2   0  -1  -1  -3   0  -2   1   2   0 -10
    20  I   0  -2  -2  -2  -3  -2  -2  -2  -2   5   4  -2   3   2  -2  -1   0  -6   0   4  -2  -2   0 -10
    21  L  -2  -3  -3  -4  -7  -2  -4  -4  -2   4   8  -3   5   3  -3  -3  -2  -2   0   3  -4  -3  -1 -10
    22  K  -1   4   1   1  -6   1   0  -1   1  -2  -3   5   0  -6  -1   0   0  -4  -5  -2   1   1  -1 -10
    23  M  -1   0  -2  -3  -6  -1  -2  -3  -2   3   5   0   6   1  -2  -2  -1  -5  -2   2  -2  -2   0 -10
    24  F  -4  -5  -4  -6  -5  -5  -6  -6  -2   2   3  -6   1  13  -5  -4  -3   1  11  -1  -5  -6  -2 -10
    25  P   1   0   0   0  -3   1   0   0   0  -2  -3  -1  -2  -5   6   1   1  -7  -6  -1   0   0   0 -10
    26  S   1   0   1   1   0   0   0   1  -1  -1  -3   0  -2  -4   1   1   1  -3  -3  -1   1   0   0 -10
    27  T   1  -1   1   0  -2   0   0   1  -1   0  -2   0  -1  -3   1   1   2  -6  -3   0   0   0   0 -10
    28  W  -7   4  -5  -8 -10  -5  -8  -8  -3  -6  -2  -4  -5   1  -7  -3  -6  27   1  -7  -6  -7  -5 -10
    29  Y  -4  -5  -3  -5   1  -5  -5  -6   0   0   0  -5  -2  11  -6  -3  -3   1  14  -2  -4  -5  -2 -10
    30  V   0  -3  -2  -2  -2  -2  -2  -1  -2   4   3  -2   2  -1  -1  -1   0  -7  -2   5  -2  -2   0 -10
    31  B   1   0   2   3  -5   2   3   1   1  -2  -4   1  -2  -5   0   1   0  -6  -4  -2   3   2   0 -10
    32  Z   0   1   2   3  -6   3   3   0   2  -2  -3   1  -2  -6   0   0   0  -7  -5  -2   2   3   0 -10
    33  X   0  -1   0  -1  -3   0   0  -1   0   0  -1  -1   0  -2   0   0   0  -5  -2   0   0   0  -1 -10
    34  * -10 -10 -10 -10 -10 -10 -10 -10 -10 -10 -10 -10 -10 -10 -10 -10 -10 -10 -10 -10 -10 -10 -10   1