The following graph displays data on the growth in the number of superfamilies available in the PDB based on SCOP (v1.75 from June 2009 ).
The RCSB PDB (citation) is managed by two members of the
Research Collaboratory for Structural Bioinformatics:
RCSB PDB is a member of the
The RCSB PDB is funded by a grant from the National Science Foundation, the National Institutes of Health, and the US Department of Energy.