... considered an archival data resource that stores and distributes primary data, there arehundreds of derivative databases that catalog the data indifferent ways. For example, CATH (Orengo et al., ... 2003)and again to try to predict these. There are specialty databasessuch as the Nucleic Acid Database (Berman et al., 1992) andthe HIV Protease Structural Database (Ravichandran et al.,2002) ... andmyself, began discussing the idea of establishing a centralrepository for coordinate data at an American Crystal-lographic Association (ACA) meeting in Ottawa, Canada, in1970. Those conversations...