Lineage for Fold d.1: Microbial ribonucleases
- Root: SCOP 1.63
Class d: Alpha and beta proteins (a+b) [53931] (224 folds) 
Fold d.1: Microbial ribonucleases [53932] (1 superfamily)
single helix packs against antiparallel beta-sheet
Superfamily:
d.1.1: Microbial ribonucleases [53933] (3 families) 
More info for Fold d.1: Microbial ribonucleases
Timeline for Fold d.1: Microbial ribonucleases:
- Fold d.1: Microbial ribonucleases first appeared (with stable ids) in SCOP 1.55
- Fold d.1: Microbial ribonucleases appears in SCOP 1.61
- Fold d.1: Microbial ribonucleases appears in SCOP 1.65
- Fold d.1: Microbial ribonucleases appears in the current release, SCOPe 2.08