Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0003824 | molecular_function | catalytic activity |
| A | 0004731 | molecular_function | purine-nucleoside phosphorylase activity |
| A | 0006139 | biological_process | nucleobase-containing compound metabolic process |
| A | 0009116 | biological_process | nucleoside metabolic process |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 14 |
| Details | BINDING SITE FOR RESIDUE 2FD A 300 |
| Chain | Residue |
| A | HIS4 |
| A | MET180 |
| A | GLU181 |
| A | SER203 |
| A | HOH314 |
| A | HOH366 |
| A | ARG43 |
| A | MET64 |
| A | THR90 |
| A | CYS91 |
| A | GLY92 |
| A | THR156 |
| A | PHE159 |
| A | VAL178 |
Catalytic Information from CSA
| site_id | CSA1 |
| Number of Residues | 2 |
| Details | Annotated By Reference To The Literature 1a69 |
| Chain | Residue | Details |
| A | ASP204 | |
| A | ARG217 | |
