Any feedback?
Please rate this page
(literature.php)
(0/150)

BRENDA support

Literature summary for 3.1.3.2 extracted from

  • Tagad, C.K.; Sabharwal, S.G.
    Purification and characterization of acid phosphatase from Macrotyloma uiflorum seeds (2018), J. Food Sci. Technol., 55, 313-320 .
    View publication on PubMedView publication on EuropePMC

Inhibitors

Inhibitors Comment Organism Structure
Ag+
-
Macrotyloma uniflorum
Hg2+
-
Macrotyloma uniflorum

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.934
-
4-nitrophenyl phosphate at pH 5.0 and 50°C Macrotyloma uniflorum
5
-
ATP at pH 5.0 and 50°C Macrotyloma uniflorum
8.7
-
ADP at pH 5.0 and 50°C Macrotyloma uniflorum

Metals/Ions

Metals/Ions Comment Organism Structure
EDTA
-
Macrotyloma uniflorum
Mg2+ enzyme activity is slightly increased in the presence of Mg2+ ions Macrotyloma uniflorum
additional information K+, Ca2+ and Na+ have no effect on the enzyme activity Macrotyloma uniflorum

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
55000
-
gel filtration Macrotyloma uniflorum

Organism

Organism UniProt Comment Textmining
Macrotyloma uniflorum
-
-
-

Purification (Commentary)

Purification (Comment) Organism
UNOsphere-S column chromatography and Sephadex G-100 gel filtration Macrotyloma uniflorum

Source Tissue

Source Tissue Comment Organism Textmining
seed
-
Macrotyloma uniflorum
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1-naphthyl phosphate + H2O
-
Macrotyloma uniflorum 1-naphthol + phosphate
-
?
4-nitrophenyl phosphate + H2O high activity Macrotyloma uniflorum 4-nitrophenol + phosphate
-
?
ADP + H2O high activity Macrotyloma uniflorum AMP + phosphate
-
?
ATP + H2O high activity Macrotyloma uniflorum ADP + phosphate
-
?
beta-glycerophosphate + H2O
-
Macrotyloma uniflorum glycerol + phosphate
-
?
D-fructose 6-phosphate + H2O low activity Macrotyloma uniflorum D-fructose + phosphate
-
?
D-glucose 1-phosphate + H2O low activity Macrotyloma uniflorum D-glucose + phosphate
-
?
D-glucose 6-phosphate + H2O low activity Macrotyloma uniflorum D-glucose + phosphate
-
?
phenyl phosphate + H2O high activity Macrotyloma uniflorum phenol + phosphate
-
?
pyridoxyl 5'-phosphate + H2O low activity Macrotyloma uniflorum pyridoxal + phosphate
-
?

Subunits

Subunits Comment Organism
heterodimer 1 * 28241 + 1 * 27093, MALDI-TOF mass spectrometry Macrotyloma uniflorum

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
50
-
-
Macrotyloma uniflorum

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
20 70 more than 50% activity between 20 and 70°C Macrotyloma uniflorum

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
55 80 the enzyme is stable up to 55°C. Further heating of the enzyme results in about 45% loss in enzyme activity at 60°C with a total loss in activity at 80°C Macrotyloma uniflorum

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5
-
-
Macrotyloma uniflorum

pH Range

pH Minimum pH Maximum Comment Organism
3 6 more than 60% activity between pH 3.0 and 6.0 Macrotyloma uniflorum

pH Stability

pH Stability pH Stability Maximum Comment Organism
4 6.5 the enzyme is stable between pH 4.0 and 6.5 Macrotyloma uniflorum