| A | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| AA [auth c] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| B | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| BA [auth d] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| C | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| CA [auth e] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| D | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| DA [auth f] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| E | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| EA [auth g] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| FA [auth h] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| G | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| GA [auth i] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| H | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| HA [auth j] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| I | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| IA [auth k] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| J | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| JA [auth l] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| K | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| KA [auth m] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| L | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| M | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| MA [auth o] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| N | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| O | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| OA [auth q] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| P | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| PA [auth r] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| Q | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| QA [auth s] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| R | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| RA [auth t] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| S | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| SA [auth u] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| T | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| U | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| UA [auth w] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| W | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| X | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| Y [auth a] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| Z [auth b] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| VA [auth x] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| V | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| TA [auth v] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| NA [auth p] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| LA [auth n] | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |
| F | 1.20.1260.10 | Mainly Alpha | Up-down Bundle | Ferritin | Ferritin, core subunit, four-helix bundle | CATH (4.3.0) |