wwPDB — Berman, Henrick & Nakamura 2003 + RCSB economic impact

Berman, H.M., Henrick, K. & Nakamura, H. "Announcing the worldwide Protein Data Bank." Nature Structural Biology 10:980, 2003. wwPDB Consortium, wwpdb.org. RCSB PDB, "Economic Impact" summary, rcsb.org/pages/about-us/economic-impact.

Key facts: 4-site weekly RSYNC synchronization (RCSB PDB, PDBe, PDBj, BMRB). ~227,000 experimentally determined structures. ~$23 billion replacement cost. Continuously operational since 1971.

Use: Tier 2 exemplar for macromolecular structures. Cited in C-0004, C-0012, and §6.1.

Original whitepaper reference: [13]