1DR1
2.2 ANGSTROMS CRYSTAL STRUCTURE OF CHICKEN LIVER DIHYDROFOLATE REDUCTASE COMPLEXED WITH NADP+ AND BIOPTERIN
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | DIHYDROFOLATE REDUCTASE | polymer | 189 | 21679.9 | 1 | UniProt (P00378) Pfam (PF00186) | Gallus gallus (chicken) | |
| 2 | B (A) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 3 | C (A) | NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE | non-polymer | 743.4 | 1 | Chemie (NAP) | |||
| 4 | D (A) | 7,8-DIHYDROBIOPTERIN | non-polymer | 239.2 | 1 | Chemie (HBI) | |||
| 5 | E (A) | water | water | 18.0 | 133 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 21679.9 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 1022.7 | |
| All* | Total formula weight | 22702.6 |
