1F1B
CRYSTAL STRUCTURE OF E. COLI ASPARTATE TRANSCARBAMOYLASE P268A MUTANT IN THE R-STATE IN THE PRESENCE OF N-PHOSPHONACETYL-L-ASPARTATE
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, C | ASPARTATE CARBAMOYLTRANSFERASE CATALYTIC CHAIN | polymer | 310 | 34311.1 | 2 | UniProt (P0A786) Pfam (PF02729) Pfam (PF00185) In PDB | Escherichia coli | |
| 2 | B, D | ASPARTATE CARBAMOYLTRANSFERASE REGULATORY CHAIN | polymer | 153 | 17143.6 | 2 | UniProt (P0A7F3) Pfam (PF01948) Pfam (PF02748) In PDB | Escherichia coli | |
| 3 | A, C | N-(PHOSPHONACETYL)-L-ASPARTIC ACID | non-polymer | 255.1 | 2 | Chemie (PAL) | |||
| 4 | B, D | ZINC ION | non-polymer | 65.4 | 2 | Chemie (ZN) | |||
| 5 | water | water | 18.0 | 1012 | Chemie (HOH) |
Sequence modifications
A, C: 1 - 310 (UniProt: P0A786)
| PDB | External Database | Details |
|---|---|---|
| Ala 268 | Pro 268 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 102909.4 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 641.1 | |
| All* | Total formula weight | 103550.4 |
