3BWC
Crystal structure of spermidine synthase from Trypanosoma cruzi in complex with SAM at 2.3 A resolution
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B | Spermidine synthase | polymer | 304 | 34525.8 | 2 | UniProt (Q4DA73) Pfam (PF17284) Pfam (PF01564) In PDB | Trypanosoma cruzi | |
2 | A, B | S-ADENOSYLMETHIONINE | non-polymer | 398.4 | 2 | Chemie (SAM) | |||
3 | A, B | BETA-MERCAPTOETHANOL | non-polymer | 78.1 | 2 | Chemie (BME) | |||
4 | water | water | 18.0 | 424 | Chemie (HOH) |
Sequence modifications
A, B: 9 - 304 (UniProt: Q4DA73)
PDB | External Database | Details |
---|---|---|
Mse 1 | - | expression tag |
Ala 2 | - | expression tag |
His 3 | - | expression tag |
His 4 | - | expression tag |
His 5 | - | expression tag |
His 6 | - | expression tag |
His 7 | - | expression tag |
His 8 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 69051.5 | |
Non-Polymers* | Number of molecules | 4 |
Total formula weight | 953.1 | |
All* | Total formula weight | 70004.7 |