| Class c: Alpha and beta proteins (a/b) [51349] (141 folds) |
| 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 |
Superfamily c.37.1: P-loop containing nucleoside triphosphate hydrolases [52540] (24 families) ![]() division into families based on beta-sheet topologies |
| Family c.37.1.10: Nitrogenase iron protein-like [52652] (13 proteins) core: parallel beta-sheet of 7 strands; order 3241567 |
| Adenylosuccinate synthetase, PurA [52655] (5 species) common fold is interrupted by an all-alpha subdomain, residues 100-200 |
| Species Bread wheat (Triticum aestivum) [TaxId:4565] [52658] (1 PDB entry) |
| Species Escherichia coli [TaxId:562] [52656] (24 PDB entries) |
| Species Malaria parasite (Plasmodium falciparum) [TaxId:5833] [102372] (1 PDB entry) |
| Species Mouse (Mus musculus) [TaxId:10090] [69491] (9 PDB entries) |
| Species Mouse-ear cress (Arabidopsis thaliana) [TaxId:3702] [52657] (1 PDB entry) |
| Arsenite-translocating ATPase ArsA [52668] (1 species) Duplication: consists of two domains of this fold arranged as the NIP subunits in the dimer |
| Species Escherichia coli [TaxId:562] [52669] (4 PDB entries) |
| ATP(GTP)-binding protein PAB0955 [142297] (1 species) PYRAB14380; belongs to Pfam PF03029 |
| Species Pyrococcus abyssi [TaxId:29292] [142298] (7 PDB entries) |
| Cell division regulator MinD [64019] (3 species) |
| Species Archaeon Archaeoglobus fulgidus [TaxId:2234] [64020] (1 PDB entry) |
| Species Archaeon Pyrococcus furiosus [TaxId:2261] [64021] (2 PDB entries) |
| Species Archaeon Pyrococcus horikoshii [TaxId:53953] [64022] (1 PDB entry) |
| CTP synthase PyrG, N-terminal domain [110551] (2 species) |
| Species Escherichia coli [TaxId:562] [110552] (1 PDB entry) |
| Species Thermus thermophilus [TaxId:274] [110553] (3 PDB entries) |
| Dethiobiotin synthetase [52653] (1 species) |
| Species Escherichia coli [TaxId:562] [52654] (13 PDB entries) |
| Formyltetrahydrofolate synthetase [52659] (1 species) modified P-loop; there are many insertions in the common fold |
| Species Moorella thermoacetica [TaxId:1525] [52660] (3 PDB entries) |
| GTPase domain of the signal recognition particle receptor FtsY [52666] (3 species) |
| Species Escherichia coli [TaxId:562] [52667] (1 PDB entry) |
| Species Thermotoga maritima [TaxId:2336] [110550] (1 PDB entry) |
| Species Thermus aquaticus [TaxId:271] [102374] (5 PDB entries) |
| GTPase domain of the signal sequence recognition protein Ffh [52664] (3 species) |
| Species Archaeon Acidianus ambivalens [TaxId:2283] [64023] (2 PDB entries) |
| Species Archaeon Sulfolobus solfataricus [TaxId:2287] [102373] (2 PDB entries) |
| Species Thermus aquaticus [TaxId:271] [52665] (18 PDB entries) |
| Hypothetical protein TM0796 [142299] (1 species) member of Pfam PF07755; DUF1611; contains extra N-terminal alpha/beta fold of Rossmann-fold topology, parallel beta-sheet, strand order 312456 |
| Species Thermotoga maritima [TaxId:2336] [142300] (1 PDB entry) |
| Hypothetical protein YjiA, N-terminal domain [89671] (1 species) homologue of the cobalamin biosynthesis protein CobW |
| Species Escherichia coli [TaxId:562] [89672] (1 PDB entry) |
| Molybdopterin-guanine dinucleotide biosynthesis protein MobB [89673] (2 species) forms segment-swapped dimer |
| Species Bacillus stearothermophilus [TaxId:1422] [117539] (1 PDB entry) |
| Species Escherichia coli [TaxId:562] [89674] (2 PDB entries) |
| Nitrogenase iron protein [52661] (2 species) |
| Species Azotobacter vinelandii [TaxId:354] [52662] (15 PDB entries) |
| Species Clostridium pasteurianum [TaxId:1501] [52663] (1 PDB entry) |
Timeline for Family c.37.1.10: Nitrogenase iron protein-like: