Lineage for Family c.37.1.23: DNA helicase UvsW

1. Root: SCOP 1.75

2. Class c: Alpha and beta proteins (a/b) [51349] (147 folds)

3. Fold c.37: P-loop containing nucleoside triphosphate hydrolases [52539] (1 superfamily) 3 layers: a/b/a, parallel or mixed beta-sheets of variable sizes

4. Superfamily c.37.1: P-loop containing nucleoside triphosphate hydrolases [52540] (24 families) division into families based on beta-sheet topologies

5. Family c.37.1.23: DNA helicase UvsW [102396] (1 protein) contains extra N-terminal alpha+beta subdomain