1EKX
THE ISOLATED, UNREGULATED CATALYTIC TRIMER OF ASPARTATE TRANSCARBAMOYLASE COMPLEXED WITH BISUBSTRATE ANALOG PALA (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, B, C | ASPARTATE TRANSCARBAMOYLASE | polymer | 311 | 34468.3 | 3 | UniProt (P0A786) Pfam (PF02729) Pfam (PF00185) In PDB | Escherichia coli | |
2 | A, B, C | N-(PHOSPHONACETYL)-L-ASPARTIC ACID | non-polymer | 255.1 | 3 | Chemie (PAL) | |||
3 | B, C | CALCIUM ION | non-polymer | 40.1 | 2 | Chemie (CA) | |||
4 | water | water | 18.0 | 823 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 3 |
Total formula weight | 103404.9 | |
Non-Polymers* | Number of molecules | 5 |
Total formula weight | 845.5 | |
All* | Total formula weight | 104250.4 |