| w | A | C | G | T | – |
|---|---|---|---|---|---|
| A | w(C|A) | w(G|A) | w(T|A) | w(–|A) | |
| C | w(A|C) | w(G|C) | w(T|C) | w(–|C) | |
| G | w(A|G) | w(C|G) | w(T|G) | w(–|G) | |
| T | w(A|T) | w(C|T) | w(G|T) | w(–|T) | |
| – | w(A|–) | w(C|–) | w(G|–) | w(T|–) |
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