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Literature summary for 3.1.3.8 extracted from

  • Promdonkoy, P.; Tang, K.; Sornlake, W.; Harnpicharnchai, P.; Kobayashi, R.S.; Ruanglek, V.; Upathanpreecha, T.; Vesaratchavest, M.; Eurwilaichitr, L.; Tanapongpipat, S.
    Expression and characterization of Aspergillus thermostable phytases in Pichia pastoris (2009), FEMS Microbiol. Lett., 290, 18-24.
    View publication on PubMed

Application

Application Comment Organism
nutrition enzyme is at least as efficient as commercial phytase for hydrolyzing phytate in corn-based animal feed Aspergillus japonicus
nutrition enzyme is at least as efficient as commercial phytase for hydrolyzing phytate in corn-based animal feed Aspergillus niger

Cloned(Commentary)

Cloned (Comment) Organism
expression in Pichia pastoris Aspergillus japonicus
expression in Pichia pastoris Aspergillus niger

General Stability

General Stability Organism
enzyme is resistant to pepsin Aspergillus japonicus
enzyme is resistant to pepsin Aspergillus niger

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.08
-
myo-inositol hexakisphosphate sodium salt pH 5.5, 50°C Aspergillus japonicus
0.14
-
myo-inositol hexakisphosphate disodium salt pH 5.5, 50°C Aspergillus japonicus
0.15
-
myo-inositol hexakisphosphate disodium salt pH 5.5, 50°C Aspergillus niger
0.16
-
myo-inositol hexakisphosphate sodium salt pH 5.5, 50°C Aspergillus niger

Localization

Localization Comment Organism GeneOntology No. Textmining
extracellular recombinant protein, expressed in Pichia pastoris Aspergillus japonicus
-
-
extracellular recombinant protein, expressed in Pichia pastoris Aspergillus niger
-
-

Organism

Organism UniProt Comment Textmining
Aspergillus japonicus B3VPB2
-
-
Aspergillus japonicus BCC18313 B3VPB2
-
-
Aspergillus niger B3VPB3
-
-
Aspergillus niger BCC18081 B3VPB3
-
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
additional information no substrate: 4-nitrophenyl phosphate, catalytic efficiency is about 0.04 per mM and s Aspergillus niger ?
-
?
additional information no substrate: 4-nitrophenyl phosphate, catalytic efficiency is about 0.1 per mM and s Aspergillus japonicus ?
-
?
additional information no substrate: 4-nitrophenyl phosphate, catalytic efficiency is about 0.1 per mM and s Aspergillus japonicus BCC18313 ?
-
?
additional information no substrate: 4-nitrophenyl phosphate, catalytic efficiency is about 0.04 per mM and s Aspergillus niger BCC18081 ?
-
?
myo-inositol hexakisphosphate disodium salt + H2O
-
Aspergillus japonicus 1D-myo-inositol 1,2,4,5,6-pentakisphosphate + 1D-myo-inositol-1,2,5,6 tetrakisphosphate + sodium phosphate
-
?
myo-inositol hexakisphosphate disodium salt + H2O
-
Aspergillus niger 1D-myo-inositol 1,2,4,5,6-pentakisphosphate + 1D-myo-inositol-1,2,5,6 tetrakisphosphate + sodium phosphate
-
?
myo-inositol hexakisphosphate disodium salt + H2O
-
Aspergillus japonicus BCC18313 1D-myo-inositol 1,2,4,5,6-pentakisphosphate + 1D-myo-inositol-1,2,5,6 tetrakisphosphate + sodium phosphate
-
?
myo-inositol hexakisphosphate disodium salt + H2O
-
Aspergillus niger BCC18081 1D-myo-inositol 1,2,4,5,6-pentakisphosphate + 1D-myo-inositol-1,2,5,6 tetrakisphosphate + sodium phosphate
-
?
myo-inositol hexakisphosphate sodium salt + H2O
-
Aspergillus japonicus 1D-myo-inositol 1,2,4,5,6-pentakisphosphate + 1D-myo-inositol-1,2,5,6 tetrakisphosphate + sodium phosphate
-
?
myo-inositol hexakisphosphate sodium salt + H2O
-
Aspergillus niger 1D-myo-inositol 1,2,4,5,6-pentakisphosphate + 1D-myo-inositol-1,2,5,6 tetrakisphosphate + sodium phosphate
-
?
myo-inositol hexakisphosphate sodium salt + H2O
-
Aspergillus japonicus BCC18313 1D-myo-inositol 1,2,4,5,6-pentakisphosphate + 1D-myo-inositol-1,2,5,6 tetrakisphosphate + sodium phosphate
-
?
myo-inositol hexakisphosphate sodium salt + H2O
-
Aspergillus niger BCC18081 1D-myo-inositol 1,2,4,5,6-pentakisphosphate + 1D-myo-inositol-1,2,5,6 tetrakisphosphate + sodium phosphate
-
?

Synonyms

Synonyms Comment Organism
PhyA
-
Aspergillus japonicus
PhyA
-
Aspergillus niger

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
50
-
-
Aspergillus japonicus
50
-
-
Aspergillus niger

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
100
-
10 min, more than 50% of iniital activity Aspergillus japonicus
100
-
10 min, more than 50% of iniital activity Aspergillus niger

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
231
-
myo-inositol hexakisphosphate disodium salt pH 5.5, 50°C Aspergillus japonicus
253
-
myo-inositol hexakisphosphate sodium salt pH 5.5, 50°C Aspergillus niger
279
-
myo-inositol hexakisphosphate sodium salt pH 5.5, 50°C Aspergillus japonicus
281
-
myo-inositol hexakisphosphate disodium salt pH 5.5, 50°C Aspergillus niger

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5.5
-
-
Aspergillus japonicus
5.5
-
-
Aspergillus niger

pH Stability

pH Stability pH Stability Maximum Comment Organism
2 8
-
Aspergillus japonicus
2 8
-
Aspergillus niger

kcat/KM [mM/s]

kcat/KM Value [1/mMs-1] kcat/KM Value Maximum [1/mMs-1] Substrate Comment Organism Structure
1584
-
myo-inositol hexakisphosphate sodium salt pH 5.5, 50°C Aspergillus niger
1651
-
myo-inositol hexakisphosphate disodium salt pH 5.5, 50°C Aspergillus japonicus
1874
-
myo-inositol hexakisphosphate disodium salt pH 5.5, 50°C Aspergillus niger
3491
-
myo-inositol hexakisphosphate sodium salt pH 5.5, 50°C Aspergillus japonicus