1A95
XPRTASE FROM E. COLI COMPLEXED WITH MG:CPRPP AND GUANINE
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 | XANTHINE-GUANINE PHOSPHORIBOSYLTRANSFERASE | polymer | 152 | 16991.6 | 4 | UniProt (P0A9M5) Pfam (PF00156) In PDB | Escherichia coli | XPRT |
| 2 | A, D | BORIC ACID | non-polymer | 61.8 | 2 | Chemie (BO3) | |||
| 3 | B, C | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 4 | B, C | 1-ALPHA-PYROPHOSPHORYL-2-ALPHA,3-ALPHA-DIHYDROXY-4-BETA-CYCLOPENTANE-METHANOL-5-PHOSPHATE | non-polymer | 388.1 | 2 | Chemie (PCP) | |||
| 5 | B, C | GUANINE | non-polymer | 151.1 | 2 | Chemie (GUN) | |||
| 6 | water | water | 18.0 | 136 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 67966.3 | |
| Non-Polymers* | Number of molecules | 8 |
| Total formula weight | 1250.7 | |
| All* | Total formula weight | 69217.0 |
