| SCOP superfamily ID | superfamiily description | corresponding fold description |
|---|---|---|
| b.50.1 | Acid proteases | Acid proteases barrel, closed; n=6, S=10, complex topology |
| d.154.1 | DmpA/ArgJ-like convergent similarity to the Ntn amidohydrolases ! | DmpA/ArgJ-like duplication of beta(3)-alpha-beta-alpha motif; 4 layers: alpha/beta/beta/alpha |
| b.52.2 | ADC-like | Double psi beta-barrel barrel, closed; n=6, S=10; complex topology with crossover (psi) loops |