Table 3. Performance of the proposed method in identifying reference domains in the human protein dataset.

Number of domains in	Sensitivity values
reference database:	Pfam ref.	NCBI CDD ref.
Single domain:	0.809	0.919
Up to 2 domains:	0.779	0.883
Up to 3 domains:	0.765	0.862
Total:	0.744	0.776

(Sensitivity: TP/(TP + FN), TP: true positives, FN: false negatives).