4KR6
Crystal structure of a 4-thiouridine synthetase - RNA complex
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B | Probable tRNA sulfurtransferase | polymer | 388 | 44193.1 | 2 | UniProt (Q9X220) Pfam (PF22025) Pfam (PF02926) Pfam (PF02568) In PDB | Thermotoga maritima | Sulfur carrier protein ThiS sulfurtransferase, Thiamine biosynthesis protein ThiI, tRNA 4-thiouridine synthase |
2 | C, D | RNA (39-MER) | polymer | 39 | 12559.5 | 2 | |||
3 | A, B | MERCURY (II) ION | non-polymer | 200.6 | 4 | Chemie (HG) | |||
4 | water | water | 18.0 | 75 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 388 (UniProt: Q9X220)
PDB | External Database | Details |
---|---|---|
Glu 2 | Lys 2 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 113505.3 | |
Non-Polymers* | Number of molecules | 4 |
Total formula weight | 802.4 | |
All* | Total formula weight | 114307.6 |