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

BRENDA support

Literature summary for 1.15.1.1 extracted from

  • Niyomploy, P.; Boonsombat, R.; Karnchanatat, A.; Sangvanich, P.
    A superoxide dismutase purified from the roots from Stemona tuberosa (2013), Prep. Biochem. Biotechnol., 12, 663-679.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
Cu2+ slight inhibition at 1.0-5.0 mM Stemona tuberosa
cyanide
-
Stemona tuberosa
H2O2
-
Stemona tuberosa
Hg2+ strong inhibition Stemona tuberosa
Mg2+ strong inhibition Stemona tuberosa
Mn2+ strong inhibition Stemona tuberosa
SDS 0.5 mM, complete inhibition Stemona tuberosa
Zn2+ strong inhibition at 1.0-5.0 mM Stemona tuberosa

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information kinetics, overview Stemona tuberosa

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+ activates the enzyme Stemona tuberosa
Cu2+ activates slightly at 0.5-1.0 mM Stemona tuberosa
Fe2+ activates the enzyme Stemona tuberosa
Mn2+ a Mn-SOD Stemona tuberosa
Zn2+ activates slightly at 0.5-1.0 mM Stemona tuberosa

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
17600
-
x * 17600 + x * 31500, SDS-PAGE Stemona tuberosa
31500
-
x * 17600 + x * 31500, SDS-PAGE Stemona tuberosa

Organism

Organism UniProt Comment Textmining
Stemona tuberosa
-
-
-

Purification (Commentary)

Purification (Comment) Organism
native enzyme 3fold from roots by ammonium sulfate fractionation and anion exchange chromatography Stemona tuberosa

Source Tissue

Source Tissue Comment Organism Textmining
root
-
Stemona tuberosa
-

Subunits

Subunits Comment Organism
? x * 17600 + x * 31500, SDS-PAGE Stemona tuberosa

Synonyms

Synonyms Comment Organism
Mn-SOD
-
Stemona tuberosa

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
assay at Stemona tuberosa

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
-
50 activity range Stemona tuberosa

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
40
-
purified enzyme, 90 min, completely stable, 90% activity remaining after 120 min Stemona tuberosa
50
-
purified enzyme, 30 min, 90% activity remaining, 80% after 120 min Stemona tuberosa
60
-
purified enzyme, 120 min, 30% activity Stemona tuberosa
70
-
purified enzyme, 90 min, inactivation Stemona tuberosa

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5
-
-
Stemona tuberosa

pH Range

pH Minimum pH Maximum Comment Organism
3 10 70% of maximal activity within this range Stemona tuberosa

pH Stability

pH Stability pH Stability Maximum Comment Organism
4
-
purified enzyme, after 10 min 80% activity is remaining, after 120 min less than 40% activity is remaining Stemona tuberosa
6
-
purified enzyme, after 45 min 80% activity is remaining, after 120 min 60% activity is remaining Stemona tuberosa
7 8 purified enzyme, after 60 min 80% activity is remaining, after 120 min 70% activity is remaining Stemona tuberosa

General Information

General Information Comment Organism
physiological function purified SOD from the root of Stemona tuberosa shows biological activity on in vitro cell proliferation of skin fibroblast cells from humans Stemona tuberosa