6ORA
An Unexpected Intermediate in the Reaction Catalyzed by Quinolinate Synthase
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) | Quinolinate synthase A | polymer | 300 | 34189.0 | 2 | UniProt (O57767) | Pyrococcus horikoshii (strain ATCC 700860 / DSM 12428 / JCM 9974 / NBRC 100139 / OT-3) | |
| 2 | C, G (A, B) | IRON/SULFUR CLUSTER | non-polymer | 351.6 | 2 | Chemie (SF4) | |||
| 3 | D, H (A, B) | ACETATE ION | non-polymer | 59.0 | 2 | Chemie (ACT) | |||
| 4 | E (A) | (2~{Z})-2-(1-oxidanyl-3-oxidanylidene-propyl)iminobutanedioic acid | non-polymer | 203.1 | 1 | Chemie (5XW) | |||
| 5 | F, J (A, B) | CHLORIDE ION | non-polymer | 35.5 | 2 | Chemie (CL) | |||
| 6 | I (B) | 2-hydroxy-N-[(1S)-1-hydroxy-3-oxopropyl]-L-aspartic acid | non-polymer | 221.2 | 1 | Chemie (5XR) | |||
| 7 | K, L (A, B) | water | water | 18.0 | 261 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 300 (UniProt: O57767)
| PDB | External Database | Details |
|---|---|---|
| Gln 198 | Glu 198 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 68378.1 | |
| Non-Polymers* | Number of molecules | 8 |
| Total formula weight | 1316.6 | |
| All* | Total formula weight | 69694.7 |
