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Literature summary for 1.11.1.9 extracted from

  • Sabeh, F.; Wright, T.; Norton, S.J.
    Purification and characterization of a glutathione peroxidase from the Aloe vera plant (1994), Enzyme Protein, 47, 92-98.
    View publication on PubMed
Search for more literature for 1.11.1.9

General Stability

General Stability Organism
stabilization by glutathione or dithiothreitol Aloe vera

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.26
-
 cumene hydroperoxide
-
 Aloe vera
3.2
-
 GSH
-
 Aloe vera

Metals/Ions

Metals/Ions Comment Organism Structure
selenium one atom of selenium per subunit Aloe vera

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
16000
-
 alpha4, 4 * 16000, SDS-PAGE Aloe vera
62000
-
 gel filtration Aloe vera

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
cumene hydroperoxide + GSH Aloe vera
-
 ?
-
 ?

Organism

Organism UniProt Comment Textmining
Aloe vera
-
 Aloa barbadensis Miller
-

Purification (Commentary)

Purification (Comment) Organism
-
 Aloe vera

Source Tissue

Source Tissue Comment Organism Textmining
parenchyma
-
 Aloe vera
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
350
-
-
 Aloe vera

Storage Stability

Storage Stability Organism
-30°C, GSH or DTT in the buffer, stable for several months Aloe vera

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
cumene hydroperoxide + GSH
-
 Aloe vera ?
-
 ?

Subunits

Subunits Comment Organism
homotetramer alpha4, 4 * 16000, SDS-PAGE Aloe vera