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Literature summary extracted from

  • Nakano, M.; Sumi, Y.; Miyakawa, M.
    Purification and properties of trehalase from rat intestinal mucosal cells (1977), J. Biochem., 81, 1041-1049.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.2.1.28 Hg2+ 2 mM HgCl2, 61.7% inhibition Rattus norvegicus
3.2.1.28 NEM 2 mM, 8.4% inhibition Rattus norvegicus
3.2.1.28 PCMB 2 mM, 30.1% inhibition Rattus norvegicus
3.2.1.28 phlorizin 2 mM, 20% inhibition Rattus norvegicus
3.2.1.28 SDS 1.0%, 80% inhibition Rattus norvegicus
3.2.1.28 Tris 100 mM, 92% inhibition Rattus norvegicus

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.2.1.28 5.5
-
trehalose phosphate buffer, pH 5.7 Rattus norvegicus
3.2.1.28 8
-
trehalose actetate buffer, pH 5.0 Rattus norvegicus
3.2.1.28 11
-
trehalose actetate buffer, pH 5.7 Rattus norvegicus

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
3.2.1.28 Ca2+ 2.5-5.0 mM CaCl2, slight stimulation Rattus norvegicus
3.2.1.28 Mg2+ 2.5-5.0 mM MgCl2, slight stimulation Rattus norvegicus
3.2.1.28 Zn2+ 2.5-5.0 mM ZnCl2, slight stimulation Rattus norvegicus

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.2.1.28 30000
-
x * 30000, SDS-PAGE Rattus norvegicus
3.2.1.28 240000
-
gel filtration Rattus norvegicus

Organism

EC Number Organism UniProt Comment Textmining
3.2.1.28 Rattus norvegicus
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.2.1.28
-
Rattus norvegicus

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.2.1.28 intestine microvillus membrane Rattus norvegicus
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.2.1.28 1.4
-
-
Rattus norvegicus

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.2.1.28 trehalose + H2O
-
Rattus norvegicus D-glucose
-
?

Subunits

EC Number Subunits Comment Organism
3.2.1.28 ? x * 30000, SDS-PAGE Rattus norvegicus

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.2.1.28 4.7
-
acetate buffer Rattus norvegicus
3.2.1.28 5.7
-
phosphate buffer or histidine buffer Rattus norvegicus