SCOP 1.71: Family b.82.3.2: cAMP-binding domain

Lineage for Family b.82.3.2: cAMP-binding domain

1. Root: SCOP 1.71

2. Class b: All beta proteins [48724] (149 folds)

3. Fold b.82: Double-stranded beta-helix [51181] (7 superfamilies)
   one turn of helix is made by two pairs of antiparallel strands linked with short turns
   has appearance of a sandwich of distinct architecture and jelly-roll topology

4. Superfamily b.82.3: cAMP-binding domain-like [51206] (3 families)

5. Family b.82.3.2: cAMP-binding domain [51210] (7 proteins)
   Pfam 00027

Proteins:

1. Catabolite gene activator protein, N-terminal domain [51211] (1 species)

   • Species Escherichia coli [TaxId:562] [51212] (14 PDB entries)

2. CRP-like transcriptional regulator TM1171, N-terminal domain [101991] (1 species)

   • Species Thermotoga maritima [TaxId:243274] [101992] (1 PDB entry)

3. HCN pacemaker channel [101993] (1 species)
   potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel

   • Species Mouse (Mus musculus) [TaxId:10090] [101994] (3 PDB entries)

4. Probable cyclic nucleotide-gated ion channel 6 [117323] (1 species)

   • Species Thale cress (Arabidopsis thaliana) [TaxId:3702] [117324] (1 PDB entry)

5. Putative ion channel CnbD [110321] (1 species)

   • Species Mesorhizobium loti [TaxId:381] [110322] (2 PDB entries)

6. Regulatory domain of Epac2, domains 1 and 3 [82197] (1 species)
   duplication: two homologous domains of this fold are separated in the sequence by a DEP domain

   • Species Mouse (Mus musculus) [TaxId:10090] [82198] (1 PDB entry)

7. Regulatory subunit of Protein kinase A [51213] (2 species)
   duplication: consists of two similar domains

   1. Species Cow (Bos taurus) [TaxId:9913] [51214] (4 PDB entries)

   2. Species Rat (Rattus norvegicus) [TaxId:10116] [63861] (1 PDB entry)

More info for Family b.82.3.2: cAMP-binding domain

Timeline for Family b.82.3.2: cAMP-binding domain:

• Family b.82.3.2: cAMP-binding domain first appeared (with stable ids) in SCOP 1.55
  
• Family b.82.3.2: cAMP-binding domain appears in SCOP 1.69
  
• Family b.82.3.2: cAMP-binding domain appears in SCOP 1.73
  
• Family b.82.3.2: cAMP-binding domain appears in the current release, SCOPe 2.08