| 
 3 Dee - Database of Protein Domain Definitions | 
| Classes | % of representative set | 
|---|---|
| undefined | 11.11 | 
| All alpha | 88.89 | 
| Breakdown into folds | % of cluster | % of class | 
|---|---|---|
| undefined | ||
| undefined from 3Dee | 11.11 | 0.16 | 
| All alpha | ||
| Four-helical up-and-down bundle | 88.89 | 3.94 |