SCOP 1.71: Family d.131.1.2: DNA polymerase processivity factor

Lineage for Family d.131.1.2: DNA polymerase processivity factor

1. Root: SCOP 1.71

2. Class d: Alpha and beta proteins (a+b) [53931] (286 folds)

3. Fold d.131: DNA clamp [55978] (1 superfamily)
   contains two helices and two beta sheets
   duplication: fold has internal pseudo two-fold symmetry

4. Superfamily d.131.1: DNA clamp [55979] (2 families)

5. Family d.131.1.2: DNA polymerase processivity factor [55983] (4 proteins)
   duplication: consists of two domains of this fold

Proteins:

1. gp45 sliding clamp [55984] (2 species)

   1. Species Bacteriophage RB69 [TaxId:12353] [55985] (2 PDB entries)

   2. Species Bacteriophage T4 [TaxId:10665] [55986] (1 PDB entry)

2. Proliferating cell nuclear antigen (PCNA) [55989] (5 species)

   1. Species Archaeon Archaeoglobus fulgidus [TaxId:2234] [103254] (3 PDB entries)

   2. Species Archaeon Pyrococcus furiosus [TaxId:2261] [55992] (4 PDB entries)

   3. Species Archaeon Sulfolobus tokodaii [TaxId:111955] [111175] (1 PDB entry)

   4. Species Baker's yeast (Saccharomyces cerevisiae) [TaxId:4932] [55990] (3 PDB entries)

   5. Species Human (Homo sapiens) [TaxId:9606] [55991] (3 PDB entries)

3. UL42 [55987] (1 species)

   • Species Human herpes virus type 1 [55988] (1 PDB entry)

4. UL44 [111176] (1 species)

   • Species Human cytomegalovirus HHV-5 [111177] (1 PDB entry)

More info for Family d.131.1.2: DNA polymerase processivity factor

Timeline for Family d.131.1.2: DNA polymerase processivity factor:

• Family d.131.1.2: DNA polymerase processivity factor first appeared (with stable ids) in SCOP 1.55
  
• Family d.131.1.2: DNA polymerase processivity factor appears in SCOP 1.69
  
• Family d.131.1.2: DNA polymerase processivity factor appears in SCOP 1.73
  
• Family d.131.1.2: DNA polymerase processivity factor appears in the current release, SCOPe 2.08