Lineage for Superfamily d.153.2: Archaeal IMP cyclohydrolase PurO
- Root: SCOPe 2.07
Class d: Alpha and beta proteins (a+b) [53931] (388 folds) 
Fold d.153: Ntn hydrolase-like [56234] (2 superfamilies)
4 layers: alpha/beta/beta/alpha; has an unusual sheet-to-sheet packing
Superfamily d.153.2: Archaeal IMP cyclohydrolase PurO [75569] (1 family) 
has a putative active site in the same topological location as the Ntn hydrolase but lacks the N-terminal nucleophile
automatically mapped to Pfam PF07826
Family:
d.153.2.1: Archaeal IMP cyclohydrolase PurO [75570] (1 protein)
Pfam PF07826
More info for Superfamily d.153.2: Archaeal IMP cyclohydrolase PurO
Timeline for Superfamily d.153.2: Archaeal IMP cyclohydrolase PurO:
- Superfamily d.153.2: Archaeal IMP cyclohydrolase PurO first appeared in SCOP 1.61, called Superfamily d.153.2: Hypothetical protein MTH1020
- Superfamily d.153.2: Archaeal IMP cyclohydrolase PurO appears in SCOPe 2.06
- Superfamily d.153.2: Archaeal IMP cyclohydrolase PurO appears in the current release, SCOPe 2.08