2AU7
The R43Q active site variant of E.coli inorganic pyrophosphatase
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Inorganic pyrophosphatase | polymer | 175 | 19556.2 | 1 | UniProt (P0A7A9) Pfam (PF00719) | Escherichia coli | Pyrophosphate phospho- hydrolase, PPase |
| 2 | B (A) | PHOSPHATE ION | non-polymer | 95.0 | 1 | Chemie (PO4) | |||
| 3 | C, D, E, F, G (A) | MANGANESE (II) ION | non-polymer | 54.9 | 5 | Chemie (MN) | |||
| 4 | H (A) | SODIUM ION | non-polymer | 23.0 | 1 | Chemie (NA) | |||
| 5 | I, J, K, L (A) | CHLORIDE ION | non-polymer | 35.5 | 4 | Chemie (CL) | |||
| 6 | M (A) | water | water | 18.0 | 316 | Chemie (HOH) |
Sequence modifications
A: 1 - 175 (UniProt: P0A7A9)
| PDB | External Database | Details |
|---|---|---|
| Gln 43 | Arg 43 | engineered mutation |
| Thr 85 | Ile 85 | SEE REMARK 999 |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 19556.2 | |
| Non-Polymers* | Number of molecules | 11 |
| Total formula weight | 534.5 | |
| All* | Total formula weight | 20090.7 |
