3U40
Crystal structure of a purine nucleoside phosphorylase from Entamoeba histolytica bound to adenosine
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, E... (A, B, C, D, E...) | Purine nucleoside phosphorylase | polymer | 242 | 26597.5 | 6 | UniProt (C4LXG4) Pfam (PF01048) | Entamoeba histolytica | PNPase |
2 | G, I, K, M, Q... (A, B, C, D, E...) | ADENOSINE | non-polymer | 267.2 | 6 | Chemie (ADN) | |||
3 | H, J, L, O, P... (A, B, C, D, E...) | NITRATE ION | non-polymer | 62.0 | 7 | Chemie (NO3) | |||
4 | N (D) | PHOSPHATE ION | non-polymer | 95.0 | 1 | Chemie (PO4) | |||
5 | U, V, W, X, Y... (A, B, C, D, E...) | water | water | 18.0 | 570 | Chemie (HOH) |
Sequence modifications
A, B, C, D, E, F: 1 - 238 (UniProt: C4LXG4)
PDB | External Database | Details |
---|---|---|
Gly -3 | - | expression tag |
Pro -2 | - | expression tag |
Gly -1 | - | expression tag |
Ser 0 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 6 |
Total formula weight | 159585.2 | |
Non-Polymers* | Number of molecules | 14 |
Total formula weight | 2132.5 | |
All* | Total formula weight | 161717.7 |