|  | Class c: Alpha and beta proteins (a/b) [51349] (130 folds) | 
|  | Fold c.52: Restriction endonuclease-like [52979] (3 superfamilies) core: 3 layers, a/b/a; mixed beta-sheet of 5 strands, order 12345; strands 2 &, in some families, 5 are antiparallel to the rest | 
|  | Superfamily c.52.1: Restriction endonuclease-like [52980] (22 families)  | 
|  | Family c.52.1.18: Archaeal Holliday junction resolvase Hjc [64080] (1 protein) | 
|  | Protein Archaeal Holliday junction resolvase Hjc [64081] (2 species) | 
|  | Species Archaeon Pyrococcus furiosus [TaxId:2261] [64082] (2 PDB entries) | 
|  | Domain d1gefa_: 1gef A: [60465] | 
|  | Domain d1gefb_: 1gef B: [60466] | 
|  | Domain d1gefd_: 1gef D: [60467] | 
|  | Domain d1gefe_: 1gef E: [60468] complexed with so4 | 
|  | Domain d1ipia_: 1ipi A: [66255] | 
|  | Domain d1ipib_: 1ipi B: [66256] | 
Timeline for Species Archaeon Pyrococcus furiosus [TaxId:2261] from c.52.1.18 Archaeal Holliday junction resolvase Hjc: