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| Systems | Ubiquitin | Dhfr | COX-2 | STMV | Ribosome |
| Number of atoms | 9732 | 23 558 | 174 219 | 1 066 228 | 3 484 755 |
| Size (of an edge) in Angstroms | 54.99 × 41.91 × 41.91 | 62.23 | 120 | 223 | 327.1 |
| Size (of an edge) of the PME grid | 72 × 54 × 54 | 64 | 128 | 270 | 360 |
