1N31
Structure of A Catalytically Inactive Mutant (K223A) of C-DES with a Substrate (Cystine) Linked to the Co-Factor
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) | L-cysteine/cystine lyase C-DES | polymer | 386 | 42383.9 | 2 | GenBank (3820527) UniProt (by SIFTS) (A0ACD6B834) | Synechocystis sp. PCC 6714 | |
| 2 | C, H (A, B) | POTASSIUM ION | non-polymer | 39.1 | 2 | Chemie (K) | |||
| 3 | D, I (A, B) | PYRIDOXAL-5'-PHOSPHATE | non-polymer | 247.1 | 2 | Chemie (PLP) | |||
| 4 | E, F, G, J (A, B) | CYSTEINE | non-polymer | 121.2 | 4 | Chemie (CYS) | |||
| 5 | K, L (A, B) | water | water | 18.0 | 734 | Chemie (HOH) |
Sequence modifications
A, B: 9 - 393 (GenBank: 3820527)
| PDB | External Database | Details |
|---|---|---|
| Thr 8 | - | cloning artifact |
| Ala 223 | Lys 223 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 84767.8 | |
| Non-Polymers* | Number of molecules | 8 |
| Total formula weight | 1057.1 | |
| All* | Total formula weight | 85824.9 |
