1QQB
PURINE REPRESSOR MUTANT-HYPOXANTHINE-PALINDROMIC OPERATOR COMPLEX
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | M | 5'-D(*TP*AP*CP*GP*CP*AP*AP*TP*CP*GP*AP*TP*TP*GP*CP*GP*T)-3' | polymer | 17 | 5202.4 | 1 | |||
| 2 | A | PURINE NUCLEOTIDE SYNTHESIS REPRESSOR | polymer | 340 | 38033.5 | 1 | UniProt (P0ACP7) Pfam (PF00356) Pfam (PF13377) In PDB | Escherichia coli | PURA |
| 3 | A | HYPOXANTHINE | non-polymer | 136.1 | 1 | Chemie (HPA) | |||
| 4 | water | water | 18.0 | 57 | Chemie (HOH) |
Sequence modifications
A: 2 - 341 (UniProt: P0ACP7)
| PDB | External Database | Details |
|---|---|---|
| Ala 55 | Lys 54 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 43235.9 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 136.1 | |
| All* | Total formula weight | 43372.0 |
