3I5U
Crystal structure of an O-methyltransferase (NcsB1) from neocarzinostatin biosynthesis in complex with S-adenosylmethionine (SAM) and 2-hydroxy-5-methyl naphthoic acid (MNA)
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | O-methyltransferase | polymer | 332 | 34633.1 | 2 | UniProt (Q84HC8) Pfam (PF00891) In PDB | Streptomyces carzinostaticus subsp. neocarzinostaticus | |
| 2 | A, B | S-ADENOSYLMETHIONINE | non-polymer | 398.4 | 2 | Chemie (SAM) | |||
| 3 | A, B | 2-hydroxy-5-methyl naphthoic acid | non-polymer | 202.2 | 2 | Chemie (5NA) | |||
| 4 | A, B | GLYCEROL | non-polymer | 92.1 | 2 | Chemie (GOL) | |||
| 5 | water | water | 18.0 | 249 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 69266.2 | |
| Non-Polymers* | Number of molecules | 6 |
| Total formula weight | 1385.5 | |
| All* | Total formula weight | 70651.7 |
