7OPJ
Trypanosoma brucei PTR1 (TbPTR1) in complex with pyrimethamine
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D (A, B, C, D) | Pteridine reductase | polymer | 288 | 30669.8 | 4 | UniProt (O76290) Pfam (PF13561) | Trypanosoma brucei brucei | |
| 2 | E, J, M, P (A, B, C, D) | NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE | non-polymer | 743.4 | 4 | Chemie (NAP) | |||
| 3 | F, K, N, Q (A, B, C, D) | 5-(4-CHLORO-PHENYL)-6-ETHYL-PYRIMIDINE-2,4-DIAMINE | non-polymer | 248.7 | 4 | Chemie (CP6) | |||
| 4 | G, H, I, L (A, B) | ACETATE ION | non-polymer | 59.0 | 4 | Chemie (ACT) | |||
| 5 | O (C) | GLYCEROL | non-polymer | 92.1 | 1 | Chemie (GOL) | |||
| 6 | R, S, T, U (A, B, C, D) | water | water | 18.0 | 1023 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 268 (UniProt: O76290)
| PDB | External Database | Details |
|---|---|---|
| Met -19 | - | initiating methionine |
| Gly -18 | - | expression tag |
| Ser -17 | - | expression tag |
| Ser -16 | - | expression tag |
| His -15 | - | expression tag |
| His -14 | - | expression tag |
| His -13 | - | expression tag |
| His -12 | - | expression tag |
| His -11 | - | expression tag |
| His -10 | - | expression tag |
| Ser -9 | - | expression tag |
| Ser -8 | - | expression tag |
| Gly -7 | - | expression tag |
| Leu -6 | - | expression tag |
| Val -5 | - | expression tag |
| Pro -4 | - | expression tag |
| Arg -3 | - | expression tag |
| Gly -2 | - | expression tag |
| Ser -1 | - | expression tag |
| His 0 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 122679.2 | |
| Non-Polymers* | Number of molecules | 13 |
| Total formula weight | 4296.7 | |
| All* | Total formula weight | 126975.9 |
