Table 2.

Database origin of merged domain annotation sets

Annotation set	Domain annotation databases
SET-1	PFAM-A [32]
SET-2	PFAM-A, SF [33]
SET-3	PFAM-A, SF, SMART [34,35]
SET-4	PFAM-A, SF, SMART, PRODOM [36]
SET-5	PFAM-A, SF, SMART, PRODOM, TIGRFAM [37]
SET-6	PFAM-A, SF, SMART, PRODOM, TIGRFAM, CDD [15]