Measure | Abbr. | Description | Reference |
---|---|---|---|
Co-occurrence | NCO | Number of domains that are found at least once in the same proteins as the given domain | [7] |
Number of neighbours | NN | Number of direct neighbours found for a given domain | [26] |
Number of triplets | NTRP | For a given domain A, number of different combinations X – A – Y, where X and Y are domains or N- or C-termini | [12] |
Weighted bigram frequency index | π i | See original paper for exact definition | [32] |
Domain versatility index | DV I | Strength of the relationship between the number of occurrences and the number of neighbours | this study |