H-group (homology)
2.5 Inorganic pyrophosphatase
Ligands and drugs
515
Member domains
235
with ligand contacts (≤ 4 Å)
45.6% of members
231
with DrugDomain annotations
44.9% of members
107
with a DrugBank compound
20.8% of members
Aggregated over all current member domains of this group. Drug annotations come from DrugDomain; buffers and crystallization additives are excluded from the tables below.
Chemical profile
Chemical profiles are computed for X-groups. 2.5 belongs to X-group 2 OB-fold, which binds 7.0 ligand superclasses per 20 proteins, narrower than 59% of the 256 X-groups with enough proteins to compare. View its chemical profile →
DrugBank compounds
| DrugBank | PDB ligand | Name | Domains |
|---|---|---|---|
| DB00160 | ALA | Alanine | 6 |
| DB06851 | 11X | N-(pyridin-3-ylmethyl)aniline | 1 |
| DB07291 | 928 | 5-amino-1-(4-chlorophenyl)-1H-pyrazole-4-carbonitrile | 1 |
Most frequently bound compounds
| PDB ligand | Name | Domains in contact |
|---|---|---|
| MGmetal | MAGNESIUM ION | 69 |
| CAmetal | CALCIUM ION | 47 |
| MNmetal | MANGANESE (II) ION | 39 |
| POP | PYROPHOSPHATE 2- | 31 |
| CL | CHLORIDE ION | 24 |
| NAmetal | SODIUM ION | 24 |
| DPO | DIPHOSPHATE | 11 |
| MRD | (4R)-2-METHYLPENTANE-2,4-DIOL | 7 |
| LMR | (2S)-2-hydroxybutanedioic acid | 6 |
| F | FLUORIDE ION | 5 |
| ALA | ALANINE | 4 |
| COmetal | COBALT (II) ION | 4 |
| Kmetal | POTASSIUM ION | 3 |
| 12P | DODECAETHYLENE GLYCOL | 2 |
| 2PN | IMIDODIPHOSPHORIC ACID | 2 |
| 4GA | 1-butyl-3-(2-hydroxy-2,2-diphosphonoethyl)-1H-imidazol-3-ium | 2 |
| BR | BROMIDE ION | 2 |
| ZNmetal | ZINC ION | 2 |
| 11X | N-(pyridin-3-ylmethyl)aniline | 1 |
| 6RT | 2,4-bis(aziridin-1-yl)-6-(1-phenylpyrrol-2-yl)-1,3,5-triazine | 1 |