3JQ7
Crystal structure of pteridine reductase 1 (PTR1) from Trypanosoma brucei in ternary complex with cofactor (NADP+) and inhibitor 6-phenylpteridine-2,4,7-triamine (DX2)
Replaces: 3BMEEntity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, C, D | Pteridine reductase 1 | polymer | 288 | 30701.8 | 3 | UniProt (Q581W1) Pfam (PF13561) In PDB | Trypanosoma brucei | |
2 | B | Pteridine reductase 1 | polymer | 288 | 30685.8 | 1 | UniProt (Q581W1) Pfam (PF13561) In PDB | Trypanosoma brucei | |
3 | A, B, C, D | NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE | non-polymer | 743.4 | 4 | Chemie (NAP) | |||
4 | A, B, C, D | 6-phenylpteridine-2,4,7-triamine | non-polymer | 253.3 | 4 | Chemie (DX2) | |||
5 | A, B | ACETATE ION | non-polymer | 59.0 | 2 | Chemie (ACT) | |||
6 | B | 2,3-DIHYDROXY-1,4-DITHIOBUTANE | non-polymer | 154.3 | 1 | Chemie (DTT) | |||
7 | water | water | 18.0 | 611 | Chemie (HOH) |
Sequence modifications
A, C, D: 1 - 268 (UniProt: Q581W1)
B: 1 - 268 (UniProt: Q581W1)
PDB | External Database | Details |
---|---|---|
Met -19 | - | expression tag |
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 |
PDB | External Database | Details |
---|---|---|
Met -19 | - | expression tag |
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 | 122791.1 | |
Non-Polymers* | Number of molecules | 11 |
Total formula weight | 4259.0 | |
All* | Total formula weight | 127050.2 |