Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0000166 | molecular_function | nucleotide binding |
| A | 0000287 | molecular_function | magnesium ion binding |
| A | 0004422 | molecular_function | hypoxanthine phosphoribosyltransferase activity |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0005829 | cellular_component | cytosol |
| A | 0006166 | biological_process | purine ribonucleoside salvage |
| A | 0006177 | biological_process | GMP biosynthetic process |
| A | 0006178 | biological_process | guanine salvage |
| A | 0006188 | biological_process | IMP biosynthetic process |
| A | 0016740 | molecular_function | transferase activity |
| A | 0016757 | molecular_function | glycosyltransferase activity |
| A | 0032263 | biological_process | GMP salvage |
| A | 0032264 | biological_process | IMP salvage |
| A | 0043101 | biological_process | purine-containing compound salvage |
| A | 0046100 | biological_process | hypoxanthine metabolic process |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0052657 | molecular_function | guanine phosphoribosyltransferase activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 20 |
| Details | BINDING SITE FOR RESIDUE IMP A 552 |
| Chain | Residue |
| A | GLU102 |
| A | ALA154 |
| A | TYR155 |
| A | VAL156 |
| A | HOH609 |
| A | HOH612 |
| A | HOH634 |
| A | HOH639 |
| A | HOH640 |
| A | HOH655 |
| A | HOH696 |
| A | ASP103 |
| A | HOH720 |
| A | ILE104 |
| A | ASP106 |
| A | THR107 |
| A | GLY108 |
| A | LEU109 |
| A | THR110 |
| A | LYS134 |
| site_id | AC2 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE DIO A 591 |
| Chain | Residue |
| A | ASP33 |
| A | TYR34 |
| A | LYS37 |
| A | SER125 |
| A | ARG127 |
| site_id | AC3 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE DIO A 592 |
| Chain | Residue |
| A | MET4 |
| A | PHE5 |
| A | PRO60 |
| A | LEU61 |
| A | PRO62 |
| A | LEU170 |
| A | HOH631 |
Functional Information from PROSITE/UniProt
| site_id | PS00103 |
| Number of Residues | 13 |
| Details | PUR_PYR_PR_TRANSFER Purine/pyrimidine phosphoribosyl transferases signature. VIVVEDIVDTGlT |
| Chain | Residue | Details |
| A | VAL98-THR110 | |
