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Literature summary for 3.1.3.8 extracted from

  • Pal Roy, M.; Datta, S.; Ghosh, S.
    A novel extracellular low-temperature active phytase from Bacillus aryabhattai RS1 with potential application in plant growth (2017), Biotechnol. Prog., 33, 633-641 .
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
gene phyB, sequence comparisons and phylogenetic analysis Priestia aryabhattai

Inhibitors

Inhibitors Comment Organism Structure
Co2+
-
Priestia aryabhattai
Cu2+
-
Priestia aryabhattai
EDTA
-
Priestia aryabhattai
Fe2+
-
Priestia aryabhattai
Mn2+
-
Priestia aryabhattai
Zn2+
-
Priestia aryabhattai

Localization

Localization Comment Organism GeneOntology No. Textmining
extracellular
-
Priestia aryabhattai
-
-

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+ activates at 20 mM by 17% Priestia aryabhattai
Mg2+ activates at 20 mM by 32% Priestia aryabhattai

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
myo-inositol hexakisphosphate + H2O Priestia aryabhattai phosphate cleavage position is not determined, cf. EC 3.1.3.8 and 3.1.3.26 1D-myo-inositol pentakisphosphate + phosphate
-
?
myo-inositol hexakisphosphate + H2O Priestia aryabhattai RS1 phosphate cleavage position is not determined, cf. EC 3.1.3.8 and 3.1.3.26 1D-myo-inositol pentakisphosphate + phosphate
-
?

Organism

Organism UniProt Comment Textmining
Priestia aryabhattai
-
isolated from chickpea (Cicer arietinum) rhizosphere
-
Priestia aryabhattai RS1
-
isolated from chickpea (Cicer arietinum) rhizosphere
-

Purification (Commentary)

Purification (Comment) Organism
native extracellular enzyme 20.84fold from cell culture supernatant by ethanol precipitation, gel filtration, and anion exchange chromatography Priestia aryabhattai

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
72.97
-
purified enzyme, pH 6.5, 40°C Priestia aryabhattai

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
additional information no considerable activity with other phosphorylated substrates like ATP, ADP, dSPP, pNPP, glucose 6-phosphate, and fructose 6-phosphate Priestia aryabhattai ?
-
?
additional information no considerable activity with other phosphorylated substrates like ATP, ADP, dSPP, pNPP, glucose 6-phosphate, and fructose 6-phosphate Priestia aryabhattai RS1 ?
-
?
myo-inositol hexakisphosphate + H2O phosphate cleavage position is not determined, cf. EC 3.1.3.8 and 3.1.3.26 Priestia aryabhattai 1D-myo-inositol pentakisphosphate + phosphate
-
?
myo-inositol hexakisphosphate + H2O absolutely specific for the substrate, the phosphate cleavage position is not determined, cf. EC 3.1.3.8 and 3.1.3.26 Priestia aryabhattai 1D-myo-inositol pentakisphosphate + phosphate
-
?
myo-inositol hexakisphosphate + H2O phosphate cleavage position is not determined, cf. EC 3.1.3.8 and 3.1.3.26 Priestia aryabhattai RS1 1D-myo-inositol pentakisphosphate + phosphate
-
?

Subunits

Subunits Comment Organism
? x * 40000, about, SDS-PAGE Priestia aryabhattai

Synonyms

Synonyms Comment Organism
More cf. EC 3.1.3.26 Priestia aryabhattai
PhyB
-
Priestia aryabhattai
phytase
-
Priestia aryabhattai

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
40
-
-
Priestia aryabhattai

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
10 40 the enzyme exhibits markedly higher activity at low temperature with retention of 65% and 43% of the optimum activity at reaction temperature 25°C and 10°C, respectively Priestia aryabhattai

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
10 50 purified enzyme, 30 min, pH 6.5, in presence of 20 mM Ca2+, completely stable, 40% activity is retained at 10°C. The enzyme is more thermostable in presence of CaCl2 and exhibits almost 100% residual activity at temperature range 20-50°C and 63% activity at 70°C after 30 min of preincubation, followed by sharp decline in thermostability Priestia aryabhattai

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6.5
-
-
Priestia aryabhattai

pH Range

pH Minimum pH Maximum Comment Organism
3.5 9.5 activity range, profile overview Priestia aryabhattai