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Table 2 Parameterization of negative transition scores from gap penalties.

From: RSEARCH: Finding homologs of single structured RNA sequences

 

To class

From class

M_cl

IL_cl

DL_cl

IR_cl

DR_cl

DB_cl

M_cl

0

1/2α

1/2α

1/2α

1/2α

α

IL_cl

β + 1/2α

β

β + α

β + α

β + α

β + 3/2α

DL_cl

β + 1/2α

β + α

β

β + α

β + α

β + 1/2α

IR_cl

β + 1/2α

N.A.

β + α

β

β + α

β + 3/2α

DR_cl

β + 1/2α

β + α

β + α

β + α

β

β + 3/2α

DB_cl

2β + α

2β + 3/2α

2β + 1/2α

2β + 3/2α

2β + 1/2α

2β

  1. α and β are replaced with α' and β' for the specific cases described in the text. The IR_cl to IL_cl transition is never allowed in these models.