4JXJ
Crystal Structure of Ribosomal RNA small subunit methyltransferase A from Rickettsia bellii Determined by Iodide SAD Phasing
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Ribosomal RNA small subunit methyltransferase A | polymer | 276 | 30727.0 | 1 | UniProt (Q1RK29) Pfam (PF00398) | Rickettsia bellii | 16S rRNA (adenine(1518)-N(6)/adenine(1519)-N(6))-dimethyltransferase, 16S rRNA dimethyladenosine transferase, 16S rRNA dimethylase, S-adenosylmethionine-6-N', N'-adenosyl(rRNA) dimethyltransferase |
| 2 | B (A) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 1 | Chemie (EDO) | |||
| 3 | C, D, E, F, G... (A) | IODIDE ION | non-polymer | 126.9 | 12 | Chemie (IOD) | |||
| 4 | O (A) | water | water | 18.0 | 153 | Chemie (HOH) |
Sequence modifications
A: 1 - 268 (UniProt: Q1RK29)
| PDB | External Database | Details |
|---|---|---|
| Met -7 | - | expression tag |
| Ala -6 | - | expression tag |
| His -5 | - | expression tag |
| His -4 | - | expression tag |
| His -3 | - | expression tag |
| His -2 | - | expression tag |
| His -1 | - | expression tag |
| His 0 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 30727.0 | |
| Non-Polymers* | Number of molecules | 13 |
| Total formula weight | 1584.9 | |
| All* | Total formula weight | 32312.0 |
