| Class a: All alpha proteins [46456] (226 folds) |
| Fold a.26: 4-helical cytokines [47265] (1 superfamily) core: 4 helices; bundle, closed; left-handed twist; 2 crossover connections |
Superfamily a.26.1: 4-helical cytokines [47266] (3 families) ![]() there are two different topoisomers of this fold with different entanglements of the two crossover connections |
| Family a.26.1.3: Interferons/interleukin-10 (IL-10) [47305] (8 proteins) contains an additional helix in one of the crossover connections |
| Protein Interferon-gamma [47318] (3 species) intertwined dimer |
| Cow (Bos taurus) [TaxId:9913] [47319] (3 PDB entries) |
| Domain d1d9ca_: 1d9c A: [16901] |
| Domain d1d9cb_: 1d9c B: [16902] |
| Domain d1d9ga_: 1d9g A: [16903] |
| Domain d1d9gb_: 1d9g B: [16904] |
| Domain d1rfba_: 1rfb A: [16905] |
| Domain d1rfbb_: 1rfb B: [16906] |
| Human (Homo sapiens) [TaxId:9606] [47320] (4 PDB entries) |
| Domain d1ekua1: 1eku A:0-121 [16911] |
| Domain d1ekua2: 1eku A:123-242 [16912] |
| Domain d1ekub1: 1eku B:0-121 [16913] |
| Domain d1ekub2: 1eku B:123-241 [16914] biologically active single chain mutant |
| Domain d1fyha1: 1fyh A:0-124 [16907] Other proteins in same PDB: d1fyhb1, d1fyhb2, d1fyhe1, d1fyhe2 |
| Domain d1fyha2: 1fyh A:201-324 [16908] Other proteins in same PDB: d1fyhb1, d1fyhb2, d1fyhe1, d1fyhe2 |
| Domain d1fyhd1: 1fyh D:0-124 [16909] Other proteins in same PDB: d1fyhb1, d1fyhb2, d1fyhe1, d1fyhe2 |
| Domain d1fyhd2: 1fyh D:201-324 [16910] Other proteins in same PDB: d1fyhb1, d1fyhb2, d1fyhe1, d1fyhe2 a single-chain variant complexed with cl |
| Domain d1higa_: 1hig A: [16917] |
| Domain d1higb_: 1hig B: [16918] |
| Domain d1higc_: 1hig C: [16919] |
| Domain d1higd_: 1hig D: [16920] CA-atoms only |
| Rabbit (Oryctolagus cuniculus) [TaxId:9986] [47321] (1 PDB entry) |
| Domain d2rig__: 2rig - [16921] CA-atoms only |
Timeline for Protein Interferon-gamma from a.26.1.3: Interferons/interleukin-10 (IL-10):