| SCOP superfamily ID | superfamiily description | corresponding fold description |
|---|---|---|
| d.174.1 | Nitric oxide (NO) synthase oxygenase domain | Nitric oxide (NO) synthase oxygenase domain unusual fold |
| c.70.1 | Nucleoside hydrolase | Nucleoside hydrolase core: 3 layers, a/b/a ; mixed beta-sheet of 8 strands, order 32145687; strand 7 is antiparallel to the rest |