4S2X
Structure of E. coli RppH bound to RNA and two magnesium ions
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | RNA pyrophosphohydrolase | polymer | 161 | 18965.8 | 1 | UniProt (P0A776) Pfam (PF00293) | Escherichia coli | (Di)nucleoside polyphosphate hydrolase, Ap5A pyrophosphatase |
| 2 | B (B) | RNA (5'-R(*(APC)*GP*U)-3') | polymer | 3 | 1093.6 | 1 | |||
| 3 | C, D (A) | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 4 | E, F (A) | SULFATE ION | non-polymer | 96.1 | 2 | Chemie (SO4) | |||
| 5 | G, H (A, B) | water | water | 18.0 | 109 | Chemie (HOH) |
Sequence modifications
A: 2 - 161 (UniProt: P0A776)
| PDB | External Database | Details |
|---|---|---|
| Ser 1 | - | expression tag |
| Ala 160 | Gln 159 | engineered mutation |
| Ala 161 | Glu 160 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 20059.4 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 240.7 | |
| All* | Total formula weight | 20300.1 |
