2OKC
Crystal structure of Type I restriction enzyme StySJI M protein (NP_813429.1) from Bacteroides thetaiotaomicron VPI-5482 at 2.20 A resolution
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) | Type I restriction enzyme StySJI M protein | polymer | 445 | 50657.6 | 2 | UniProt (Q89Z59) Pfam (PF12161) Pfam (PF02384) | Bacteroides thetaiotaomicron VPI-5482 | |
| 2 | C, G (A, B) | S-ADENOSYLMETHIONINE | non-polymer | 398.4 | 2 | Chemie (SAM) | |||
| 3 | D (A) | GLYCEROL | non-polymer | 92.1 | 1 | Chemie (GOL) | |||
| 4 | E, H (A, B) | ISOPROPYL ALCOHOL | non-polymer | 60.1 | 2 | Chemie (IPA) | |||
| 5 | F (B) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 6 | I, J (A, B) | water | water | 18.0 | 348 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 444 (UniProt: Q89Z59)
| PDB | External Database | Details |
|---|---|---|
| Gly 0 | - | expression tag |
| Mse 1 | Met 1 | modified residue |
| Mse 44 | Met 44 | modified residue |
| Mse 51 | Met 51 | modified residue |
| Mse 116 | Met 116 | modified residue |
| Mse 125 | Met 125 | modified residue |
| Mse 162 | Met 162 | modified residue |
| Mse 170 | Met 170 | modified residue |
| Mse 192 | Met 192 | modified residue |
| Mse 225 | Met 225 | modified residue |
| Mse 292 | Met 292 | modified residue |
| Mse 293 | Met 293 | modified residue |
| Mse 295 | Met 295 | modified residue |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 101315.2 | |
| Non-Polymers* | Number of molecules | 6 |
| Total formula weight | 1044.6 | |
| All* | Total formula weight | 102359.8 |
