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3.5.4.2: adenine deaminase

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

Word Map on EC 3.5.4.2

Reaction

adenine
+
H2O
=
hypoxanthine
+
NH3

Synonyms

aadA, AAH, Aah1p, AAur1117, ADA, ADase, ADE, adenase, adenine aminase, adenine deaminase, KLLAOE2317, MJ1459, NadA, Pa0148, Sgx9403e, Sgx9403g

ECTree

     3 Hydrolases
         3.5 Acting on carbon-nitrogen bonds, other than peptide bonds
             3.5.4 In cyclic amidines
                3.5.4.2 adenine deaminase

Specific Activity

Specific Activity on EC 3.5.4.2 - adenine deaminase

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SPECIFIC ACTIVITY [µmol/min/mg]
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
0.014 - 0.14
-
-
0.071
-
in crude extracts
1.4
-
no addition of divalent cation, pH 7.0, temperature not specified in the publication
1.88
after 5.26fold purification, at pH 7.4 and 40°C
5.3
-
presence of Fe2+, pH 7.0, temperature not specified in the publication
5.8
-
presence of Mn2+, pH 7.0, temperature not specified in the publication
5.97
-
pH 7.5, 37°C
8.34
recombinant protein, adenine as substrate, 0.067 mM in 0.2 M phosphate buffer, 33°C, pH 7.0, adenine most favoured substrate, also hydrolyzes N6-substituted adenines from the cytokinin group of plant hormones, reaction products identified by mass spectroscopy, relative reaction rates given
additional information