| Class b: All beta proteins [48724] (174 folds) |
| Fold b.2: Common fold of diphtheria toxin/transcription factors/cytochrome f [49379] (10 superfamilies) sandwich; 9 strands in 2 sheet; greek-key; subclass of immunoglobin-like fold |
Superfamily b.2.3: Bacterial adhesins [49401] (6 families) ![]() |
| Family b.2.3.2: Pilus subunits [49405] (8 proteins) |
| F1 capsule antigen Caf1 [89213] (1 species) |
| Species Yersinia pestis [TaxId:632] [89214] (3 PDB entries) |
| Invasin AfaD [158928] (1 species) |
| Species Escherichia coli [TaxId:562] [158929] (3 PDB entries) Uniprot Q47038 27-147 |
| Mannose-specific adhesin FimH [49406] (1 species) duplication: consists of two domains of this fold; C-terminal domain lacks the last strand |
| Species Escherichia coli [TaxId:562] [49407] (7 PDB entries) |
| Pap fimbrial major pilin protein PapA [158926] (1 species) |
| Species Escherichia coli [TaxId:562] [158927] (2 PDB entries) Uniprot P04127 30-185! Uniprot P04127 32-185 |
| PAP fimbrial minor pilin protein PapH [158924] (1 species) |
| Species Escherichia coli [TaxId:562] [158925] (1 PDB entry) Uniprot P07111 46-195 |
| PapE pilus subunit [81990] (1 species) |
| Species Escherichia coli [TaxId:562] [81991] (2 PDB entries) |
| PapK pilus subunit [49408] (1 species) similar to C-terminal domain of FimH |
| Species Escherichia coli [TaxId:562] [49409] (1 PDB entry) |
| SafA pilus subunit [141080] (1 species) |
| Species Salmonella typhimurium [TaxId:90371] [141081] (10 PDB entries) Uniprot Q8ZRK4 36-168! Uniprot Q8ZRK4 46-170 |
Timeline for Family b.2.3.2: Pilus subunits: