1KEQ
Crystal Structure of F65A/Y131C Carbonic Anhydrase V, covalently modified with 4-chloromethylimidazole
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | F65A/Y131C-MI Carbonic Anhydrase V | polymer | 248 | 28139.7 | 2 | UniProt (P23589) Pfam (PF00194) | Mus musculus (house mouse) | |
| 2 | C (A) | POTASSIUM ION | non-polymer | 39.1 | 1 | Chemie (K) | |||
| 3 | D, J (A, B) | ZINC ION | non-polymer | 65.4 | 2 | Chemie (ZN) | |||
| 4 | E, F, G, K, L (A, B) | 4-METHYLIMIDAZOLE | non-polymer | 82.1 | 5 | Chemie (4MZ) | |||
| 5 | H, I, M (A, B) | ACETIC ACID | non-polymer | 60.1 | 3 | Chemie (ACY) | |||
| 6 | N, O (A, B) | water | water | 18.0 | 471 | Chemie (HOH) |
Sequence modifications
A, B: 22 - 269 (UniProt: P23589)
| PDB | External Database | Details |
|---|---|---|
| Ala 65 | Phe 44 | engineered mutation |
| Cys 131 | Tyr 110 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 56279.4 | |
| Non-Polymers* | Number of molecules | 11 |
| Total formula weight | 760.6 | |
| All* | Total formula weight | 57040.0 |
