4IWN
Crystal structure of a putative methyltransferase CmoA in complex with a novel SAM derivative
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | tRNA (cmo5U34)-methyltransferase | polymer | 229 | 25732.2 | 2 | UniProt (P76290) Pfam (PF13649) | Escherichia coli | methyltransferase CmoA |
| 2 | C, E (A, B) | (2S)-4-[{[(2S,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl]methyl}(carboxylatomethyl)sulfonio] -2-ammoniobutanoate | non-polymer | 442.4 | 2 | Chemie (GEK) | |||
| 3 | D, F (A, B) | (4S)-2-METHYL-2,4-PENTANEDIOL | non-polymer | 118.2 | 2 | Chemie (MPD) | |||
| 4 | G, H (A, B) | water | water | 18.0 | 273 | Chemie (HOH) |
Sequence modifications
A, B: 19 - 247 (UniProt: P76290)
| PDB | External Database | Details |
|---|---|---|
| His 100 | Arg 100 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 51464.5 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 1121.2 | |
| All* | Total formula weight | 52585.7 |
