SCOP 1.63: Family c.2.1.9: Potassium channel NAD-binding domain

Lineage for Family c.2.1.9: Potassium channel NAD-binding domain

1. Root: SCOP 1.63

2. Class c: Alpha and beta proteins (a/b) [51349] (117 folds)

3. Fold c.2: NAD(P)-binding Rossmann-fold domains [51734] (1 superfamily)
   core: 3 layers, a/b/a; parallel beta-sheet of 6 strands, order 321456
   The nucleotide-binding modes of this and the next two folds/superfamilies are similar

4. Superfamily c.2.1: NAD(P)-binding Rossmann-fold domains [51735] (10 families)

5. Family c.2.1.9: Potassium channel NAD-binding domain [63944] (4 proteins)

Proteins:

1. Ktn bsu222 [75118] (1 species)

   • Species Bacillus subtilis [TaxId:1423] [75119] (1 PDB entry)

2. Ktn Mja218 [75120] (1 species)

   • Species Archaeon Methanococcus jannaschii [TaxId:2190] [75121] (1 PDB entry)

3. Potassium channel-related protein MthK [75122] (1 species)
   includes extra C-terminal alpha+beta subdomain, residues 261-336

   • Species Archaeon Methanothermobacter thermautotrophicus [TaxId:145262] [75123] (1 PDB entry)

4. Rck domain from putative potassium channel Kch [63945] (1 species)

   • Species Escherichia coli [TaxId:562] [63946] (1 PDB entry)

More info for Family c.2.1.9: Potassium channel NAD-binding domain

Timeline for Family c.2.1.9: Potassium channel NAD-binding domain:

• Family c.2.1.9: Potassium channel NAD-binding domain first appeared in SCOP 1.57
  
• Family c.2.1.9: Potassium channel NAD-binding domain appears in SCOP 1.61
  
• Family c.2.1.9: Potassium channel NAD-binding domain appears in SCOP 1.65
  
• Family c.2.1.9: Potassium channel NAD-binding domain appears in the current release, SCOPe 2.08