3JQ8
Crystal structure of pteridine reductase 1 (PTR1) from Trypanosoma brucei in ternary complex with cofactor (NADP+) and inhibitor 6,7,7-trimethyl-7,8-dihydropteridine-2,4-diamine (DX3)
Replaces: 3BMFEntity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | Pteridine reductase 1 | polymer | 288 | 30669.8 | 1 | UniProt (Q581W1) Pfam (PF13561) In PDB | Trypanosoma brucei | |
2 | B, C, D | Pteridine reductase 1 | polymer | 288 | 30685.8 | 3 | 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 | 6,7,7-trimethyl-7,8-dihydropteridine-2,4-diamine | non-polymer | 206.2 | 4 | Chemie (DX3) | |||
5 | C | 2,3-DIHYDROXY-1,4-DITHIOBUTANE | non-polymer | 154.3 | 1 | Chemie (DTT) | |||
6 | water | water | 18.0 | 976 | Chemie (HOH) |
Sequence modifications
A: 1 - 268 (UniProt: Q581W1)
B, C, D: 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 | 122727.2 | |
Non-Polymers* | Number of molecules | 9 |
Total formula weight | 3952.9 | |
All* | Total formula weight | 126680.0 |