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3.2.2.1: purine nucleosidase

This is an abbreviated version!
For detailed information about purine nucleosidase, go to the full flat file.

Word Map on EC 3.2.2.1

Reaction

a purine nucleoside
+
H2O
=
D-ribose
+
a purine base

Synonyms

6-oxopurine nucleosidase, CELE_Y43F8C.13, IAG nucleoside hydrolase, IAG-NH, IAG-nucleoside hydrolase, IAGNH, IG-NH, inosine-adenosine-guanosine nucleoside hydrolase, inosine-adenosine-guanosine-preferring nucleoside hydrolase, inosine-guanosine nucleoside hydrolase, inosine-guanosine-specific nucleoside hydrolase, inosine/adenosine/guanosinepreferring NH, IU-nucleoside hydrolase, IunH, N-ribosyl purine ribohydrolase, N-ribosyl-purine ribohydrolase, NSH3, nucleosidase, nucleosidase g, nucleoside hydrolase, PpNRH1, purine beta-ribosidase, purine hydrolase, purine NRH, Purine nucleosidase, purine nucleoside hydrolase, purine nucleoside N-ribohydrolase, purine ribonucleosidase, purine specific nucleoside hydrolase, purine-preferring nucleoside hydrolase, purine-specific hydrolase, purine-specific inosine-adenosine-guanosine nucleoside hydrolase, purine-specific inosineadenosine-guanosine nucleoside hydrolase, purine-specific NH, purine-specific nucleoside hydrolase, purine-specific ribonucleoside hydrolase, ribonucleoside hydrolase, rih1, rih2, RihC, SsIAG-NH, SslAG-NH, SSO2243, Tb927.3.2960, URH1, URH2, ZmNRH3

ECTree

     3 Hydrolases
         3.2 Glycosylases
             3.2.2 Hydrolysing N-glycosyl compounds
                3.2.2.1 purine nucleosidase

Turnover Number

Turnover Number on EC 3.2.2.1 - purine nucleosidase

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TURNOVER NUMBER [1/s]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
0.49
2'-O-methyluridine
-
pH 7.0, 28°C
0.57
2-aminopurine riboside
0.009
3-deazaadenosine
-
at pH 7.0 and 35°C
0.03
4-nitrophenyl beta-D-ribofuranoside
-
at pH 7.0 and 35°C
0.017 - 0.039
4-nitrophenylriboside
0.078
5'-deoxyadenosine
-
at pH 7.0 and 35°C
1.07 - 13.6
7-methyl guanosine
1.09 - 5.2
7-methylguanosine
0.0042 - 17.3
adenosine
0.338 - 7.8
cytidine
6.9
ethenoadenosine
-
at pH 7.0 and 35°C
0.0051 - 37.6
guanosine
0.0043 - 61
Inosine
0.206
p-nitrophenylriboside
pH 7.2, 35°C, His-tagged enzyme form
2 - 3.9
purine ribonucleoside
0.248
purine riboside
-
at pH 7.0 and 35°C
0.0022 - 46
uridine
0.029 - 62
Xanthosine