From: Progress towards mapping the universe of protein folds
Type of family | Proportion of non-singleton domains | Number of superfamilies | Number of close families | Number of folds |
Known structure (CATH) | 50% | 1,277 | 93,571 | 759 + 54 |
Superfolds (all of known structure) | Â | Â | 71,080 | 54 |
Unknown structure (Pfam) | 33% | 1,832 | 61,722 | 3,871 |
NewFam | 17% | Â | 52,973 | Â |
Total, excluding singletons: | Â | Â | 208,266 | 4,684 |