SCOP 1.63: Family a.112.1.1: RNA polymerase sigma subunit

Lineage for Family a.112.1.1: RNA polymerase sigma subunit

1. Root: SCOP 1.63

2. Class a: All alpha proteins [46456] (171 folds)

3. Fold a.112: RNA polymerase sigma subunit [48328] (1 superfamily)
   multihelical; consists of several all-alpha subdomains

4. Superfamily a.112.1: RNA polymerase sigma subunit [48329] (1 family)

5. Family a.112.1.1: RNA polymerase sigma subunit [48330] (4 proteins)

Proteins:

1. Sigma factor SigA fragments [74767] (1 species)

   • Species Thermus aquaticus [TaxId:271] [74768] (3 PDB entries)

2. Sigma factor SigR fragment [81883] (1 species)
   anti-sigma factor binding domain

   • Species Streptomyces coelicolor a3(2) [TaxId:100226] [81884] (1 PDB entry)

3. sigma70 subunit fragments [48331] (2 species)

   1. Species Escherichia coli [TaxId:562] [48332] (1 PDB entry)

   2. Species Thermus thermophilus [TaxId:274] [74766] (1 PDB entry)

4. SigmaF fragment [74769] (1 species)

   • Species Bacillus stearothermophilus [TaxId:1422] [74770] (1 PDB entry)

More info for Family a.112.1.1: RNA polymerase sigma subunit

Timeline for Family a.112.1.1: RNA polymerase sigma subunit:

• Family a.112.1.1: RNA polymerase sigma subunit first appeared (with stable ids) in SCOP 1.55, called Family a.112.1.1: sigma70 subunit fragment from RNA polymerase
  
• Family a.112.1.1: RNA polymerase sigma subunit appears in SCOP 1.61
  
• Family a.112.1.1: RNA polymerase sigma subunit does not appear in SCOP 1.65