| SCOP superfamily ID | superfamiily description | corresponding fold description |
|---|---|---|
| c.131.1 | Peptidyl-tRNA hydrolase II | Peptidyl-tRNA hydrolase II 3 layers: a/b/a; mixed beta-sheet of 4 strands, order 2143, strand 4 is antiparallel to the rest |
| c.74.1 | AraD/HMP-PK domain-like | AraD/HMP-PK domain-like 3 layers: a/b/a; mixed (mostly antiparallel) beta-sheet of 9 strands, order 432159876; left-handed crossover between strands 4 and 5 |