3DKI
2.1 A X-ray structure of CysM (Rv1336) from Mycobacterium tuberculosis an O-phosphoserine dependent cysteine synthase
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | Cysteine synthase B | polymer | 326 | 34952.2 | 2 | UniProt (P63873) Pfam (PF00291) UniProt (by SIFTS) (P9WP53) In PDB | Mycobacterium tuberculosis | O-acetylserine sulfhydrylase B, CSase B, O-acetylserine (Thiol)-lyase B, CysM |
| 2 | B | SODIUM ION | non-polymer | 23.0 | 1 | Chemie (NA) | |||
| 3 | water | water | 18.0 | 219 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 323 (UniProt: P63873)
| PDB | External Database | Details |
|---|---|---|
| Gly -2 | - | expression tag |
| Ser -1 | - | expression tag |
| His 0 | - | expression tag |
| Ala 2 | Thr 2 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 69904.5 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 23.0 | |
| All* | Total formula weight | 69927.5 |
