4QK1
Structural and Catalytic Effects of Proline Substitution and Surface Loop Deletion in the Extended Active Site of Human Carbonic Anhydrase II - K170P
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 | 29257.0 | 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 | water | water | 18.0 | 193 | Chemie (HOH) |
Sequence modifications
A: 1 - 261 (UniProt: P00918)
PDB | External Database | Details |
---|---|---|
Pro 170 | Lys 169 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 1 |
Total formula weight | 29257.0 | |
Non-Polymers* | Number of molecules | 1 |
Total formula weight | 65.4 | |
All* | Total formula weight | 29322.4 |