Lineage for Superfamily f.1.2: Diphtheria toxin, middle domain
- Root: SCOPe 2.01
Class f: Membrane and cell surface proteins and peptides [56835] (57 folds) 
Fold f.1: Toxins' membrane translocation domains [56836] (5 superfamilies)
multi-helical domains of various folds which is thought to unfold in the membrane
Superfamily f.1.2: Diphtheria toxin, middle domain [56845] (1 family) 
Family:
f.1.2.1: Diphtheria toxin, middle domain [56846] (1 protein)
More info for Superfamily f.1.2: Diphtheria toxin, middle domain
Timeline for Superfamily f.1.2: Diphtheria toxin, middle domain:
- Superfamily f.1.2: Diphtheria toxin, middle domain first appeared (with stable ids) in SCOP 1.55
- Superfamily f.1.2: Diphtheria toxin, middle domain appears in SCOP 1.75
- Superfamily f.1.2: Diphtheria toxin, middle domain appears in SCOPe 2.02
- Superfamily f.1.2: Diphtheria toxin, middle domain appears in the current release, SCOPe 2.08