| 4NOS |
| HET ID | Chain ID |
Residue N | Number of atoms | Ligand name | |
|---|---|---|---|---|---|
| lig 1 |
| A
| 3000 | 1 | ZINC ION |
| lig 2 |
| A
| 510 | 43 | PROTOPORPHYRIN IX CONTAINING FE |
| lig 3 |
| A
| 511 | 17 | PTERIDIN-4-ONE |
| lig 4 |
| A
| 512 | 6 | ETHYLISOTHIOUREA |
| lig 5 |
| B
| 1010 | 43 | PROTOPORPHYRIN IX CONTAINING FE |
| lig 6 |
| B
| 1011 | 17 | 5,6,7,8-TETRAHYDROBIOPTERIN |
| lig 7 |
| B
| 1012 | 6 | ETHYLISOTHIOUREA |
| lig 8 |
| C
| 2000 | 1 | ZINC ION |
| lig 9 |
| C
| 2010 | 43 | PROTOPORPHYRIN IX CONTAINING FE |
| lig 10 |
| C
| 2011 | 17 | 5,6,7,8-TETRAHYDROBIOPTERIN |
| lig 11 |
| C
| 2012 | 6 | ETHYLISOTHIOUREA |
| lig 12 |
| D
| 3010 | 43 | PROTOPORPHYRIN IX CONTAINING FE |
| lig 13 |
| D
| 3011 | 17 | 5,6,7,8-TETRAHYDROBIOPTERIN |
| lig 14 |
| D
| 3012 | 6 | ETHYLISOTHIOUREA |