The ribonucleoside hydrolase H03 corresponds to the Escherichia coli rihC gene. Ribonucleoside hydrolases catalyze the hydrolysis of nucleosides to ribose and nucleobase. H03 hydrolyzes both purine and pyrimidine ribonucleosides with a broad substrate specificity. Activity decreases in the order uridine > xanthosine > inosine > adenosine > cytidine > guanosine. The enzyme is strictly specific for ribonucleosides.
E-NH-0003
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EC Number
3.2.2.1
3.2.2.8
CAS Number
9025-44-9
37288-60-1
Synonyms
Ec-RihC, RNH, Ec-YaaF, non-specific ribonucleoside hydrolase, purine-nucleoside ribohydrolase
Catalyzed reaction(s)
(1) purine nucleoside + H2O = D-ribose + purine base
(2) pyrimidine nucleoside + H2O = D-ribose + pyrimidine base
Origin
Escherichia coli
Molecular weight
34.0 kDa
Production
Recombinant from E. coli, purified by His6-Tag affinity chromatography. Produced and sold for research purposes and in vitro use only.
Other characteristics
Mesophilic
Formulation
Liquid, 50 % (v/v) glycerin
Storage
-20°C
Example reaction conditions
N/A
Please note that optimal reaction conditions - especially reaction time and/or enzyme concentration - may vary depending on the substrate.