2Q3B
1.8 A Resolution Crystal Structure of O-Acetylserine Sulfhydrylase (OASS) Holoenzyme From MYCOBACTERIUM TUBERCULOSIS
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Cysteine synthase A | polymer | 313 | 33296.0 | 1 | UniProt (P0A534) Pfam (PF00291) UniProt (by SIFTS) (P9WP55) | Mycobacterium tuberculosis | O-acetylserine sulfhydrylase A, O-acetylserine Thiol, lyase A, CSase A |
| 2 | B (A) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 3 | C, D, E, F (A) | (4S)-2-METHYL-2,4-PENTANEDIOL | non-polymer | 118.2 | 4 | Chemie (MPD) | |||
| 4 | G (A) | water | water | 18.0 | 203 | Chemie (HOH) |
Sequence modifications
A: 1 - 310 (UniProt: P0A534)
| PDB | External Database | Details |
|---|---|---|
| Gly -2 | - | cloning artifact |
| Ser -1 | - | cloning artifact |
| His 0 | - | cloning artifact |
| Llp 44 | Lys 44 | modified residue |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 33296.0 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 508.1 | |
| All* | Total formula weight | 33804.2 |
