5G0B
An unusual natural product primary sulfonamide: synthesis, carbonic anhydrase inhibition and protein x-ray structure of Psammaplin C
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | CARBONIC ANHYDRASE 2 | polymer | 260 | 29226.9 | 1 | UniProt (P00918) Pfam (PF00194) | HOMO SAPIENS (HUMAN) | CARBONATE DEHYDRATASE II, CARBONIC ANHYDRASE C, CAC, CARBONIC ANHYDRASE II, CA-II |
| 2 | B (A) | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) | |||
| 3 | C, D (A) | SULFATE ION | non-polymer | 96.1 | 2 | Chemie (SO4) | |||
| 4 | E (A) | GLYCEROL | non-polymer | 92.1 | 1 | Chemie (GOL) | |||
| 5 | F (A) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 6 | G (A) | water | water | 18.0 | 243 | Chemie (HOH) |
Sequence modifications
A: 1 - 261 (UniProt: P00918)
| PDB | External Database | Details |
|---|---|---|
| Ser 65 | Ala 65 | engineered mutation |
| Gln 67 | Asn 67 | engineered mutation |
| Thr 69 | Glu 69 | engineered mutation |
| Leu 91 | Ile 91 | engineered mutation |
| Val 131 | Phe 130 | engineered mutation |
| Asp 132 | Gly 131 | engineered mutation |
| Leu 135 | Val 134 | engineered mutation |
| Glu 170 | Lys 169 | engineered mutation |
| Ala 204 | Leu 203 | engineered mutation |
| Gly 206 | Cys 205 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 29226.9 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 385.1 | |
| All* | Total formula weight | 29611.9 |
