3V3F
Kinetic and structural studies of thermostabilized mutants of HCA II.
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | Carbonic anhydrase 2 | polymer | 260 | 29286.0 | 1 | UniProt (P00918) Pfam (PF00194) In PDB | Homo sapiens (human) | Carbonate dehydratase II, Carbonic anhydrase C, CAC, Carbonic anhydrase II, CA-II |
| 2 | A | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) | |||
| 3 | A | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 4 | water | water | 18.0 | 140 | Chemie (HOH) |
Sequence modifications
A: 1 - 261 (UniProt: P00918)
| PDB | External Database | Details |
|---|---|---|
| His 100 | Leu 100 | engineered mutation |
| Ser 224 | Leu 223 | engineered mutation |
| Pro 240 | Leu 239 | engineered mutation |
| Gln 253 | Asn 252 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 29286.0 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 100.9 | |
| All* | Total formula weight | 29386.8 |
