ID 3.2.2.8 DE ribosylpyrimidine nucleosidase. AN N-ribosylpyrimidine nucleosidase. AN N-ribosylpyrimidine ribohydrolase. AN nucleoside ribohydrolase. AN pyrimidine nucleosidase. CA a pyrimidine ribonucleoside + H2O = a pyrimidine nucleobase + D-ribose. CC -!- Also hydrolyzes purine D-ribonucleosides, more slowly. CC -!- 2'-, 3'- and 5'-deoxynucleosides are not substrates. DR Q9XWN7, NSH1_CAEEL ; A7ZNY5, RIHB_ECO24 ; B7UFH8, RIHB_ECO27 ; DR B7MF76, RIHB_ECO45 ; B7LAI5, RIHB_ECO55 ; Q8XE94, RIHB_ECO57 ; DR B5YWV3, RIHB_ECO5E ; B7NMX6, RIHB_ECO7I ; B7MX26, RIHB_ECO81 ; DR B7M510, RIHB_ECO8A ; C4ZU12, RIHB_ECOBW ; B1X860, RIHB_ECODH ; DR A8A225, RIHB_ECOHS ; A1AD20, RIHB_ECOK1 ; Q0TFS8, RIHB_ECOL5 ; DR Q8FFT8, RIHB_ECOL6 ; B1IYA8, RIHB_ECOLC ; P33022, RIHB_ECOLI ; DR B7N5C5, RIHB_ECOLU ; B6I8L3, RIHB_ECOSE ; B1LKQ9, RIHB_ECOSM ; DR Q1R9R0, RIHB_ECOUT ; B7LVC3, RIHB_ESCF3 ; Q31YW9, RIHB_SHIBS ; DR Q32ER0, RIHB_SHIDS ; Q0T2W2, RIHB_SHIF8 ; Q83KF1, RIHB_SHIFL ; DR Q3Z044, RIHB_SHISS ; Q7KWM9, RIH_DICDI ; //