7YK3
Crystal structure of DarTG toxin-antitoxin complex 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, C | DNA ADP-ribosyl transferase | polymer | 242 | 26844.4 | 2 | UniProt (O53604) Pfam (PF14487) In PDB | Mycobacterium tuberculosis H37Rv | DarT,Toxin DarT,DarT domain-containing protein |
2 | B, D | DNA ADP-ribosyl glycohydrolase | polymer | 189 | 20836.7 | 2 | UniProt (O53605) In PDB | Mycobacterium tuberculosis H37Rv | DarG,Antitoxin DarG,Macro domain-containing protein |
3 | A, C | PHOSPHATE ION | non-polymer | 95.0 | 2 | Chemie (PO4) | |||
4 | water | water | 18.0 | 329 | Chemie (HOH) |
Sequence modifications
A, C: 14 - 243 (UniProt: O53604)
PDB | External Database | Details |
---|---|---|
Met 2 | - | initiating methionine |
Gly 3 | - | expression tag |
Ser 4 | - | expression tag |
Ser 5 | - | expression tag |
His 6 | - | expression tag |
His 7 | - | expression tag |
His 8 | - | expression tag |
His 9 | - | expression tag |
Ser 10 | - | expression tag |
Gln 11 | - | expression tag |
Ala 12 | - | expression tag |
Ser 13 | - | expression tag |
Ala 196 | Glu 183 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 95362.2 | |
Non-Polymers* | Number of molecules | 2 |
Total formula weight | 189.9 | |
All* | Total formula weight | 95552.1 |