Pattern PS00103
The following PDB entries contain known "true positive" matches for this PROSITE pattern, or matches that are highly likely to be correct.

1a95  Xprtase from e. Coli complexed with mg:cprpp and guanine
3dez  Crystal structure of orotate phosphoribosyltransferase from streptococcus mutans
3ggc  Human hypoxanthine- guanine phosphoribosyltransferase in comp 9- (2- phosphonoethoxyethyl)hypoxanthine