Genome-related databases have already become an invaluable part of the
scientific Landscape. The role played by these databases will only in
crease as the volume and complexity of relevant biology data rapidly e
xpand. We are far enough into the genome project and into the developm
ent of these databases to assess their attributes and to reexamine som
e of the conceptual organizations and approaches they are taking. It i
s clear that there are needs for both highly detailed and simplified d
atabase views, the Latter being especially needed to make expert domai
n data more accessible to nonspecialists.