Table 2 Number of mutations in general mutation databases (GMDBs) compared with the number in specific locus specific databases (LSDBs)

Database	*PAH*	*PKD2*	AR	*CFTR*
LSDB*	528	308	514	1529
OMIM	59	5	50	136
HGMD	444	44	289	1208
HOWDY	15	0	0	NF
GeneCards	1	0	0	0
Mutation Discovery	2	1	4	0
GDB	0	0	0	13
dbSNP (linked to OMIM)	350 (5)	273 (0)	402 (0)	515 (3)

NF, not found.
*Consulted LSDBs: PAH (http://www.pahdb.mcgill.ca/), PKD2 (http://pkdb.mayo.edu), AR (http://androgendb.mcgill.ca) and CFTR (http://www.genet.sickkids.on.ca/cftr).