2X30
Crystal structure of the r139n mutant of a bifunctional enzyme pria
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | PHOSPHORIBOSYL ISOMERASE A | polymer | 240 | 25063.2 | 1 | UniProt (P16250) Pfam (PF00977) | STREPTOMYCES COELICOLOR | 1-(5-PHOSPHORIBOSYL)-5-[(5-PHOSPHORIBOSYLAMINO) METHYLIDENEAMINO] IMIDAZOLE-4-CARBOXAMIDE ISOMERASE, PHOSPHORIBOSYLFORMIMINO-5-AMINOIMIDAZOLE CARBOXAMIDE RIBOTIDE ISOMERASE, N-(5'-PHOSPHORIBOSYL)ANTHRANILATE ISOMERASE, PRAI |
| 2 | B, C (A) | SULFATE ION | non-polymer | 96.1 | 2 | Chemie (SO4) | |||
| 3 | D (A) | water | water | 18.0 | 126 | Chemie (HOH) |
Sequence modifications
A: 1 - 240 (UniProt: P16250)
| PDB | External Database | Details |
|---|---|---|
| Asn 139 | Arg 139 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 25063.2 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 192.1 | |
| All* | Total formula weight | 25255.3 |
