4MEJ
Crystal structure of Lactobacillus helveticus purine deoxyribosyl transferase (PDT) with the tricyclic purine 8,9-dihydro-9-oxoimidazo[2,1-b]purine (N2,3-ethenoguanine)
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 (A, B, C) | Nucleoside deoxyribosyltransferase | polymer | 167 | 18733.2 | 3 | UniProt (F0NW64) | Lactobacillus helveticus | |
| 2 | D, H (A, C) | SULFATE ION | non-polymer | 96.1 | 2 | Chemie (SO4) | |||
| 3 | E, F, G (A, B) | 3H-imidazo[2,1-b]purin-4(5H)-one | non-polymer | 175.1 | 3 | Chemie (28Y) | |||
| 4 | I, J, K (A, B, C) | water | water | 18.0 | 282 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 56199.6 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 717.6 | |
| All* | Total formula weight | 56917.1 |
